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pair_30039656 | By using surface drip irrigation, a field experiment including nine drip irrigation and fertigation treatments was carried out, with non-irrigation and non-fertilization as control (CK), to evaluate the integrative effects of water and nitrogen management on the increment of diameter, tree height, and stem volume, and ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_30039657 | It is hard to predict the response of soil organic matter (SOM) to global climate change due to its heterogenous chemical structure. With the development of molecular techniques to identify the structure, sources and stages of SOM degradation, long-standing questions regarding the composition and stability of SOM might... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 由于土壤有机质(SOM)化学结构上的异质性,其对于全球气候变化的响应变得难以预测.随着分子水平技术逐渐应用于SOM结构、来源及分解状态的研究,长久以来关于SOM组分及稳定性的问题可能将被解决.本研究通过两年的减少降雨(50%)处理,运用生物标志物技术,对杉木幼林SOM组分及分解程度进行研究,以探究降水格局的改变对亚热带杉木幼林SOM稳定性的影响.结果表明: 减少降雨处理显著降低了土壤中游离脂质的含量,分别降低了短链烷酸的62.8%和萜类及固醇类含量的19.1%,而对其他脂类无显著影响.尽管短期减少降雨处理并未影响土壤中木质素总量,却显著降低了紫丁香基和香草基的酸醛比值.因此,随着降雨格局的改变,可能加快SOM易分解组分分解.尽管难分... | zh-cn |
pair_30039658 | To understand the effects of climate warming and vegetation disturbance on soil ecological process during different stages of growing season in the alpine scrub ecosystem, the responses of soil invertase and urease activities to warming (0.6-1.3 ℃) and plant removal were investigated in a Sibiraea angustata scrubland o... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 对青藏高原东缘窄叶鲜卑花土壤转化酶与脲酶活性对增温(0.6~1.3 ℃)和植物去除的响应进行研究,以了解气候变暖和植被干扰对高寒灌丛生长季不同时期土壤生态过程的影响.结果表明: 增温在整个生长季节使去除/不去除植物处理土壤转化酶活性显著增加了3.7%~13.3%.增温除在生长季末期对不去除植物处理土壤脲酶活性影响不显著以外,在其他时期使去除/不去除植物处理土壤脲酶活性显著增加10.8%~56.3%.去除植物处理对土壤转化酶与脲酶活性的影响因增温与生长季节而存在显著差异.去除植物显著降低了不增温样方生长季初期和末期与增温样方整个生长季节土壤转化酶活性,而没有显著影响生长季中期不增温样方土壤转化酶活性.去除植物仅在生长季末期使不增温样方... | zh-cn |
pair_30039660 | A field litterbag experiment was conducted to investigate dynamics of total phenols and condensed tannin in the mixed leaf litter of Pinus massoniana (P) with other three broad-leaved species, i.e., Sassafras trumu (S), Cinnamomum camphora (C), Toona sinensis (T) during decomposition in low hilly lands, Sichuan Provinc... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 采用凋落物分解袋法,研究四川低山丘陵区马尾松与檫木、香椿、香樟3种阔叶树种的混合凋落叶及纯马尾松凋落叶分解过程中总酚和缩合单宁的变化特征.设置马尾松:檫木质量比为6:4、7:3、8:2,马尾松:香椿质量比为6:4、7:3、8:2,马尾松:香樟质量比为6:4、7:3、8:2混合处理.结果表明:经过180 d的分解,纯马尾松凋落叶缩合单宁的降解率为84.4%,混合凋落叶缩合单宁的降解率均高于纯马尾松凋落叶.在所有组合中,马尾松:香樟6:4混合凋落叶的缩合单宁和总酚降解率最高,分别为90.3%和68.6%,凋落叶的混合促进了马尾松凋落叶缩合单宁和总酚的分解.随着分解时间的延长,马尾松与3种阔叶凋落叶所有混合处理缩合单宁的降解率均呈现先上升... | zh-cn |
pair_30039661 | Increases in drought frequency and intensity under climate change will have great impacts on the carbon cycle of forest ecosystems. Understanding the responses of soil respiration and its temperature sensitivity to drought is necessary, when we assess whether soil is a carbon sink or source. The effects of litterfall i... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 在气候变化背景下,干旱频率和强度的增加将对森林生态系统的碳循环过程产生重要影响,掌握土壤呼吸及其敏感性对干旱的响应规律有助于评价土壤在碳收支过程中的源汇角色.本研究用顶棚法野外模拟毛竹林干旱下凋落物不变(LU)、添加(LA)、移除(LR)处理对土壤呼吸动态及其温度敏感性的影响和滞留效应.结果表明: 对照(自然降雨)和干旱条件下凋落物不变处理年均土壤呼吸速率分别为3.15和2.34 μmol·m<sup>-2</sup>·s<sup>-1</sup>.凋落物移除处理较凋落物添加处理对土壤呼吸的影响大,对照和干旱条件下凋落物移除处理较不变处理分别下降21.0%和20.9%,仅干旱条件下凋落物添加处理较不变处理增加5.3%;说明干旱条件下... | zh-cn |
pair_30039662 | To examine the effects of nitrogen and sulfur deposition on litter decomposition rate, a one-year field experiment was conducted with the litter bag method from April 2013 to April 2014 in an evergreen broad-leaved forest in the Rainy Area of Western China. There were nine treatments with three nitrogen levels and thre... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 2013年4月—2014年4月,采用凋落叶分解袋法,研究了华西雨屏区常绿阔叶林凋落叶分解速率对低氮(LN, 50 kg N·hm<sup>-2</sup>·a<sup>-1</sup>)、高氮(HN, 150 kg N·hm<sup>-2</sup>·a<sup>-1</sup>)、低硫(LS, 200 kg S·hm<sup>-2</sup>·a<sup>-1</sup>)、高硫(HS, 400 kg S·hm<sup>-2</sup>·a<sup>-1</sup>)、低氮低硫(LNLS)、高氮低硫(HNLS)、低氮高硫(LNHS)和高氮高硫(HNHS)沉降的响应.结果表明: 氮、硫沉降1年后各处理的凋落叶质量残留率为57.0%~... | zh-cn |
pair_30039663 | The effects of soil moisture variation on the litter decomposition of main tree species Betula platyphylla, Abies nephrolepis and Pinus koraiensis were evaluated in a primary forest of Korean pine (P. koraiensis) in Fenglin National Nature Reserve of the Northeast China, based on the measurements of surface (0-10 cm) s... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 结合丰林国家自然保护区原始阔叶红松林1998—2017年表层(0~10 cm)土壤湿度监测数据,评估了全球变化背景下土壤湿度变化对东北主要森林树种红松、臭冷杉和白桦凋落物分解的影响.结果表明: 在同一土壤湿度水平下,凋落物分解速率随着凋落物质量的增加而增大,即表现为白桦>臭冷杉>红松.凋落物的分解速率随着土壤湿度的降低而减小.白桦、臭冷杉和红松3种凋落物的土壤湿度敏感性指数(<i>M</i><sub>10</sub>)分别为0.782、0.789和0.827,土壤湿度水平每降低10%,初始分解速率分别减小21.8%、21.1%和17.3%.高质量凋落物(高氮含量、低碳氮比、低木质素含量)的分解速率对土壤湿度变化的响应更敏感.凋落物分... | zh-cn |
pair_30039664 | In southern subtropical China, the seasonal variations of soil carbon (C) and nitrogen (N) transformation rates and microbial community structure under different litter treatments (control, litter removal, litter double) in Erythrophleum fordii plantation were studied by the methods of barometric process separation (Ba... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 以我国南亚热带格木人工纯林为研究对象,采用气压过程分离(BaPS)技术和磷脂脂肪酸(PLFAs)法研究了不同枯落物处理(对照、枯落物去除、枯落物加倍)下土壤碳氮转化速率和微生物群落结构的季节变化.结果表明:不同枯落物处理土壤呼吸和总硝化速率均呈现明显的季节动态,雨季显著高于旱季.枯落物处理初期,土壤呼吸和总硝化速率均随枯落物输入量的增加呈下降趋势,但随着枯落物处理时间的延长,二者随枯落物输入量的增加而增加.旱季不同枯落物处理土壤微生物PLFAs总量和各菌群PLFAs量均显著高于雨季,而雨季真菌PLFAs/细菌PLFAs明显高于旱季.在旱季,枯落物去除处理土壤微生物PLFAs总量、细菌PLFAs量、真菌PLFAs量和丛枝菌根真菌PLF... | zh-cn |
pair_30039667 | To understand the effects of drought stress on C, N and P stoichiometry in different organs of Ulmus pumila, U. pumila seedlings were grown under suitable water level, mild, moderate and serious water stress treatment, i.e., 80%, 65%, 50% and 35% of field water holding capacity. The results showed that drought stress i... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 设置适宜水分、轻度、中度和重度干旱胁迫处理(即80%、65%、50%和35%田间持水量),研究干旱胁迫对榆树幼苗不同器官C、N、P化学计量的影响.结果表明:与适宜水分处理相比,干旱胁迫导致C含量在叶、茎、粗根和细根中增加,N含量在叶、茎和粗根中增加,P含量在叶、茎和粗根中下降,在细根中增加,C:N在叶和茎中下降,C:P及N:P在叶、茎和粗根中增加,在细根中下降.各器官间C含量呈显著正相关,而各器官间N与P相关性均不显著.土壤含水量与各器官C含量,叶N含量,细根P含量及C:N,叶、茎和粗根C:P及N:P呈显著负相关,而与细根N含量,叶、茎和粗根P含量,细根C:P及N:P呈显著正相关.因此,干旱胁迫影响榆树幼苗对N、P的吸收及向上运输,... | zh-cn |
pair_30039670 | Global climate changes would lead to outbreaks of leaf-feeding insects. Leaf loss could reduce photosynthate production, with consequences on non-structural carbohydrates (NSC) storage and allocation in trees. In this study, the responses of NSC and its compartment concentrations in tap-, coarse- and the first to fifth... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 全球气候变化有促进食叶害虫爆发的趋势.叶片被食会导致光合产物的生产降低,进一步影响非结构性碳水化合物(NSC)在树木体内的储存和分配.本研究以水曲柳2年生苗木根系为研究对象,通过40%去叶处理,于6—10月对根系取样,研究地上碳(C)供应不足条件下主根、粗根和1~5级细根NSC及其组分的分配格局.结果表明: 对照和去叶处理根系NSC浓度及其组分浓度均具有明显的季节动态;与对照相比,去叶处理苗木主根和粗根NSC浓度分别降低3.8%和30.7%,而1~5级细根NSC浓度增加1.2%~23.5%,这主要受淀粉浓度变化的影响;去叶处理苗木主根和粗根可溶性糖浓度增加7.1%和62.3%,而1~5级根可溶性糖浓度显著降低2.7%~42.8%;去... | zh-cn |
pair_30039671 | A factorial nitrogen and water addition experiment was carried out with one year-old Machilus pauhoi seedlings from Suichuan County, Jiangxi Province, with six treatments being established: two water levels with 80% and 40% of field moisture holding capacity and three nitrogen addition levels of 0, 50, 100 kg N·hm<sup>... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 以种子来源于江西遂川的1年生刨花楠扦插苗为材料,设置田间持水量的80%、40% 2个水分水平,以及不添加(0 kg N·hm<sup>-2</sup>)、低氮(50 kg N·hm<sup>-2</sup>)、高氮(100 kg N·hm<sup>-2</sup>) 3个氮添加水平共6种处理的氮-水交互受控试验,测定不同处理刨花楠幼苗3个根序细根比根长、比表面积、平均直径和根组织密度,分析短期氮添加、干旱胁迫及两者交互作用对刨花楠幼苗细根的影响.结果表明: 刨花楠幼苗细根平均直径、比根长在不同根序间差异显著.随根序的增加,刨花楠幼苗细根平均直径增加,其中3级根最大,为0.97 mm;而比根长降低,3级根最小,为238.99 cm·g... | zh-cn |
pair_30039672 | To better predict and evaluate responses of tree growth and forest productivity to the changes of precipitation pattern and seasonal drought under global climate change scenarios, throughfall reduction experiments including 50% of throughfall and natural rainfall (control) treatments were conducted in Castanopsis hystr... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 为了预测和评估全球气候变化背景下森林生长和生产力对降水格局变化和季节性干旱的响应,以南亚热带红锥和马尾松人工林为对象,设置穿透雨减少50%和不减雨(对照)处理,开展连续3年(2015—2017年)的模拟试验,研究降雨减少对人工林胸径生长、凋落物量和叶面积指数的影响.结果表明: 与对照相比,穿透雨减少导致红锥2017年胸径增长量显著降低31.8%,而对马尾松无影响;红锥叶面积指数平均降低8.8%,马尾松叶面积指数降低7.2%或者不变;红锥林2015年枝凋落量和2017年凋落物总量分别增加29.6%和35.8%,马尾松林2015年其他树种(除了马尾松以外)叶凋落量显著减少50.7%,而其他凋落物组分无显著变化.短期穿透雨减少对人工林产生... | zh-cn |
pair_30039673 | The stem sap flow rate of Haloxylon ammodendron plantation in the Minqin oasis-desert ectone was measured by the thermal dissipation probe (TDP). A cross-correlation analysis was used to estimate the time lag between the stem sap flow and the environmental factors influencing transpiration, including photosynthetically... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 应用Granier热扩散探针测定民勤绿洲荒漠过渡带梭梭人工林的树干液流,将液流与饱和水汽压差(VPD)和光合有效辐射(PAR)数据分别进行逐行错位分析,探讨树干液流与环境因子之间的时滞效应.结果表明: 梭梭日液流速率呈现明显的季节变化,6月平均液流速率最大,8月平均液流速率最小.生长季(5—9月)梭梭树干液流与光合有效辐射、饱和水汽压差存在明显的时滞,树干液流滞后于PAR 80 min,提前于VPD 114 min,且不同月份的时滞长短存在差异.尽管梭梭树干液流在日尺度上更加依赖于PAR的变化,但在白天,树干液流与饱和水汽压差间有更紧密的关系.梭梭生长季树干液流与VPD或PAR之间的时滞与树形因子(株高、地径、50 cm处直径、枝下... | zh-cn |
pair_30039674 | From May to October in 2017, the sap flow, water consumption and the effects of environmental factors on the sap flow of Amorpha fruticosas with different stem diameters under different water and salt conditions were examined with the packaged sap flow measuring system in a secondary saline-alkali land of Ningxia Yello... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 于2017年5—10月采用包裹式液流测量系统,研究宁夏引黄灌区次生盐碱地不同水盐条件下不同基径紫穗槐的液流变化、耗水规律,以及环境因子对液流的影响.结果表明:晴天紫穗槐液流呈“几”字型宽峰曲线,无明显“午休”现象,多云、阴、雨天气呈不规则多峰曲线,夜间存在微弱液流;生长季(5—10月)中,基径约为13、16、22 mm紫穗槐的总液流量分别为138.14、206.06、370.11 kg,6、7月耗水较多,约占全生长季的50%,5、8月次之,9、10月较少;0.5 h和日尺度下,光合有效辐射(PAR)为影响紫穗槐液流的关键因子.第一阶段(5月13日—8月19日),浅层(0~40 cm)土壤水分对不同基径紫穗槐的液流均有显著影响,浅层土... | zh-cn |
pair_30039677 | We analyzed spatiotemporal changes in vegetation net primary productivity (NPP) in the Qinling-Daba Mountains based on MOD17A3 data and driving factor data from 2000 to 2015. We used trend analysis, Hurst index, and correlation analysis to examine the effects of climate change, soil type, topographic factors, vegetatio... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 基于2000—2015年MOD17A3数据及各驱动因素数据,辅以地统计学理论,利用趋势分析、Hurst指数及相关分析等方法,剖析秦巴山区近16年植被净初级生产力(NPP)时空变化特征,研究气候变化、土壤类型、地形因子、植被类型及人类活动等对植被NPP的影响.结果表明: 秦巴山区植被NPP空间上呈西南高、东北低的分布格局;时间上,近16年呈西北增、东北减的变化特征,在未来呈北部持续性、南部反持续性的发展态势.秦巴山区植被NPP与降雨量和气温呈正相关;暗棕壤、黄壤、紫色土和水稻土4种土壤类型的NPP均值明显高于其他土壤类型;不同植被类型的NPP存在空间分布和变化趋势的差异;NPP的高值主要分布在坡度25°~50°、海拔500~1000 ... | zh-cn |
pair_30039680 | Investigating age and growth histories of old trees is important for census and document of old trees in China. In this study, we analyzed the age and growth histories of 20 old trees of Juglans regia and 10 old trees of Sabina tibeticain Nyemo County, Tibet, China, using dendrochronological methods. The results showed... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 鉴定老龄树的古树等级并了解其生长历史是国家古树名木普查建档工作的重要内容.本研究利用树木年轮学方法,调查估算了西藏拉萨市尼木县20棵胸径较大的核桃和10棵大果圆柏的树龄,分析其生长历史.结果表明: 20棵核桃树中,一级古树、二级古树及三级古树分别为4、7及9棵;10棵柏树中,有2棵一级古树、4棵二级古树、4棵三级古树.历史上的持续低生长现象在某些时间段内2个树种间表现出明显的同步性,主要集中在20世纪40至80年代,但古树生长在个体间表现出较大的生长差异.古树生长与帕默尔干旱指数(PDSI)表现出显著的正相关关系.研究区古树主要分布于村庄和道路两旁,人类活动频繁.古树的径向生长受到该区域气候调控的同时也受到人类活动的干扰,这导致了古... | zh-cn |
pair_30039681 | Based on the current distribution information and 19 environmental variables data, we used the maximum entropy model to simulate the suitable distribution of Picea likiangensis var. likiangensis, P. purpurea and P. wilsonii in the last interglacial, Last Glacial Maximum, Mid- Holocene and present. The results from such... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | None | zh-cn |
pair_30039683 | Robinia pseudoacacia has been widely planted in the Loess Plateau of China for soil and water conservation. The growth decline of R. pseudoacacia plantations has become a recently emerging challenge for the revegetation program and sustainable forest management in this region. As to the scientific definition, identifie... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 刺槐是黄土高原广泛栽植的水土保持树种,然而人工刺槐林的树木个体生长衰退已经成为该区域开展植被恢复建设、实现森林可持续经营所面临的重大生态环境问题之一.目前人工刺槐林生长衰退的定义、界定标准、量化指标尚未形成统一标准.探讨刺槐生长衰退的机理不仅是植被恢复的理论基础,也是退耕还林还草工程持续开展的直接需求,具有实际价值和研究意义.通过汇集相关研究文献,综合国际和黄土高原关于森林生长衰退、死亡率增加的研究,从生态学(气候变化、土壤干化、群落结构失调、森林经营管理不当)和树木生理学(水力学故障、碳饥饿、遗传及分子调节)两个角度概述了黄土高原人工刺槐林生长衰退的机制以及取得的研究进展.最后提出黄土高原人工刺槐林生长衰退研究的不足,并对未来研究... | zh-cn |
pair_30044146 | To explore the genetic relationships between LRH-1 (rs2816948), CYP19 (rs727479 and rs700518), and P450scc (rs4077582) as a potential mechanism behind unexplained recurrent spontaneous abortions in a Chinese Han population. A case-control study was used and featured two groups: Patients with unexplained recurrent misca... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要 本研究将探讨LRH-1(rs2816948), CYP19(rs727479和rs700518)和P450scc(rs4077582)作为中国汉族人群原因不明的复发性自然流产的潜在机制之间的遗传关系。采用病例对照研究, 分为两组:原因不明的复发性流产患者(n = 82, 流产组)和自愿放弃正常早孕的患者(n = 97, 对照组)。从所有患者获得流产绒毛样品, 随后提取基因组DNA并测序, 之后进行统计分析以评估单核苷酸多态性与不明原因的复发性自然流产之间的关系。在流产和对照组之间, CYP19(rs727479)的基因型和等位基因分布(p <.05)存在显著差异。对于LRH-1(rs2816948)或CYP19(rs70051... | zh-cn |
pair_30044147 | More empathized approach is required and is obligatory to women with premature ovarian insufficiency (POI) interested for pregnancy. In order to improve fertility rate in POI patients our suggestions would be: (1) To decrease FSH value to 10-15 IU/L by increasing estrogen. Oocyte donation can be suggested after a minim... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要 需要采取更有效的方法以帮助早发性卵巢功能不全(POI)妇女受孕。为了提高POI患者的生育率, 我们的建议是:(1)通过增加雌激素来降低FSH值到10-15IU/L。在至少6个月的时间内FSH介于10-15 IU/L且未发现优势卵泡, 建议接受赠卵。(2)进行口服葡萄糖耐量试验(OGTT)。在怀孕前3-6个月如果需要应用胰岛素增敏剂。(3)TSH在怀孕前3-6个月必须在1–2.5mM/L。(4)必须进行易栓症的检测(Leiden V, FII, MTHFR, PAI)。它们比重复体外受精要便宜。根据适应证进行必要的治疗。(5)为了调节POI患者因子宫内膜异位症而被干扰的免疫应答, 在怀孕前至少6个月需要口服避孕药。(5)鼓励病人... | zh-cn |
pair_30044153 | Increased body mass index (BMI) might have an adverse effect on pregnancy. However, the influence of BMI on the pregnancy outcomes after artificial insemination with donor's sperm (AID) had been rarely reported. This study aimed to investigate the correlation between BMI and AID. The pregnancy outcome of 8570 AID cycle... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要 体重指数(BMI)的增加对妊娠可能产生不利影响。然而, BMI对供精者精子(AID)人工授精后妊娠结局的影响少有报道。本研究旨在探讨BMI与AID之间的相关性。本研究回顾性分析了8570例AID的妊娠结局。 依据BMI分为低体重组(<18.5 kg / m2;A组), 正常体重组(18.5-23.9 kg/m<sup>2</sup>;B组), 超重组(24-27.9 kg/m<sup>2</sup>;C组)和肥胖组(≥28kg/m<sup>2</sup>;D组)。结果表明, 随体重指数的增加, A、B、C、D组中总体妊娠率和总体活产率呈减少趋势;然而, A、B、C和D组的流产率和异位妊娠率呈现逐渐增加的趋势。随着BMI的增加,... | zh-cn |
pair_30044162 | The aim of the current work was to investigate the value of the long term effects of combined use of simvastatin and metformin treatment for a year versus the effects of their individual treatment on the clinical, biochemical abnormalities, and ovulation dysfunction in young single women with polycystic ovary syndrome ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要 我们研究的目的是评价辛伐他汀和二甲双胍联合应用一年与单独用这两药治疗年轻单身多囊卵巢综合征(PCOS)患者相比, 在临床、生化异常和排卵功能障碍方面的长期影响。这是一项随机、双盲对照研究。200名单身年轻PCOS患者随机分为三组:A组(研究组, n=70)接受辛伐他汀20mg/日+二甲双胍500mg 3次/日, B组和C组(均为n=65)分别接受辛伐他汀或二甲双胍单一用药。药物治疗周期为12个月。主要的结果包括血清雄激素水平(睾酮、雄烯二酮、硫酸脱氢表雄酮)、LH、FSH、LH/FSH和胰岛素抵抗(IR)的变化, 还包括月经周期规律性、多毛、BMI和腰臀比的变化。自发性排卵通过经腹部超声检查(TAS)和黄体期血清孕酮值评估。经... | zh-cn |
pair_30044170 | To investigate correlation between abnormal replicative senescence of endometrial gland epithelial cells (EGECs) in shedding and non-shedding endometria and endometriosis cyst during menstruation. Musashi-1 expression, β-catenin expression, and EGECs ultrastructure in shedding and non-shedding endometrium when menstrua... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要 本研究目的是探究月经期间脱落和未脱落子宫内膜腺上皮细胞(endometrial gland epithelial cells, EGECs)的异常复制衰老与子宫内膜异位囊肿的相关性。通过实时PCR和透射电子显微镜技术观察月经期间脱落和未脱落子宫内膜中Musashi-1和β-catenin的表达以及EGECs的超微结构。(1)Musashi-1和β-catenin在实验组脱落和未脱落子宫内膜中存在高表达, 两者呈正相关, 并且显著高于对照组。然而, 在对照组中这两者之间无相关性。(2)透射电镜结果:实验组在月经第一天获得的脱落子宫内膜中EGECs所含的细胞器丰富, 细胞核不规则, 可见双核仁, 染色质丰富。此外, 在未脱落的子宫... | zh-cn |
pair_30053787 | Current studies have focused more on the relationships among estrogen, androgen, and metabolic syndrome (MetS). The main aim of the study was to investigate whether the variation of FSH is associated with metabolic factors in postmenopausal women. A total of 561 postmenopausal women aged 39-69 years were selected. FSH,... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 摘要 当前已经有很多研究在关注雌激素, 雄激素和代谢综合征之间的关系。本研究的目的主要是探讨绝经后女性FSH的波动是否与代谢因素相关。共选择了年龄在39-69岁之间的绝经后女性561名。我们分析了这些患者的FSH, 雌激素, 快速血糖和血脂。与有着较高FSH水平的绝经期女性相比, 体内FSH较低的绝经后女性的BMI较大, 快速血糖、甘油三脂、血压及血清雌二醇较高, 而高密度脂蛋白较低(p<0.05)。与代谢生物指标正常组绝经后女性相比, 代谢指标异常组患者的FSH值偏低(p<0.01)。FSH的增加与代谢因子异常水平的显著降低有关(p<0.05)。高水平的FSH对于收缩压, 舒张压及空腹血糖具有保护效应, 这三个因素的OR值分别为0... | zh-cn |
pair_30058301 | Enzyme engineering combines enzymology and engineering, and is one of the major fields of modern biotechnology. To promote enzyme engineering research in China, we present in this special issue with reviews and original articles focusing on recent relevant advances reported by Chinese scientists. | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 酶工程是酶学与工程科学融合的综合性科学技术,是现代生物技术的支柱之一。为促进国内酶工程研究的发展,本期“酶工程专刊”集中展现了我国酶工程专家学者在酶工程领域所取得的最新进展。. | zh-cn |
pair_30058302 | The development and application of industrial enzymes have penetrated major industrial fields. China faces a major challenge as a large country in applying enzyme but a small one in producing enzyme. Biocatalysis has become an important technology and strategy of industrial development in the world since chemical catal... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 工业酶制剂研发与应用已经渗透到各大工业领域,但中国作为用酶大国、产酶小国面临重大挑战,鉴于以化学催化为核心的基础物质加工业面临资源、能源和环境三大危机,酶工程与生物催化已被列入许多国家的科技与产业发展战略,应用高效、清洁的生物催化技术是实现化学工业可持续发展以及发酵工业产业升级的重要途径之一。文中以2017 年第十一届中国酶工程学术研讨会杜邦-杰能科中国酶工程杰出贡献奖获得者特邀报告为基础整理编写而成,从自主酶库构建、酶分子机器/细胞工厂创制及产业化应用等角度概述当前酶工程与生物催化发展现状及前景。. | zh-cn |
pair_30058303 | The high efficiency and stability of enzymes are the basis for industrial application. Hybrid enzyme suitable for industrial applications could be constructed by many molecular biology technologies including tandem fusion, domain insertion and post-translational protein conjugation. However, the low expression and acti... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 酶分子的高效性和稳定性是工业广泛应用的物质基础。利用分子生物学技术可以将不同酶分子通过串联、插入、翻译后融合等方式构建成符合工业需求的杂合酶,但应用中多结构域杂合酶在表达量与酶活等方面仍存在弊端,而基于特定蛋白质结构域的多功能设计成为新趋势。高通量测序技术的发展,使得生物学家正面临着爆炸式增长的大数据集。近年来“蛋白质功能区”概念的提出,拓宽了人们对蛋白质结构与功能组织层次的认知,功能区残基聚簇的协同演化可导致同一家族不同蛋白质功能的差异。基于海量大数据分析可以快速定位特定功能区以及协同进化的关键位点,再利用合成生物学技术就可实现多种功能残基在同一蛋白质中的精准嫁接,完成天然酶分子的再设计。这将是杂合酶技术发展的新阶段,也会成为生物... | zh-cn |
pair_30058305 | ω-Transaminase catalyzes the asymmetric reductive amination of carbonyl compounds, and has great application prospect in the preparation of chiral amines. The application in synthesis of bulky chiral amines is limited by the special structure of substrate binding region in the wild-type enzyme. Moreover, there are also... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | ω-转氨酶能催化羰基化合物发生不对称还原胺化反应,在制备手性胺类化合物方面具有较好的应用前景。由于底物结合区域特殊的空间结构,野生型ω-转氨酶在合成大位阻手性胺方面的应用受到了限制。此外,在立体选择性和稳定性方面这一类酶也存在一些不足,目前满足工业应用需求的ω-转氨酶仍较为有限。文中首先介绍了ω-转氨酶的结构特征和催化机制,并探讨S型和R型酶在结构特征方面的主要差异。然后对ω-转氨酶的分子改造研究进行了综述,重点阐述了基于结构特征和催化机制进行的分子改造研究,包括底物特异性改造、立体选择性改造和稳定性改造三方面。最后,对ω-转氨酶分子改造研究进展进行总结和展望。. | zh-cn |
pair_30058307 | Cellulose hydrolysis to glucose requires a series of cellulase enzymes, of which β-glucosidases play a crucial role. β-glucosidase (MbmgBG1) derived from the midgut of Macrotermes barneyi has higher glucose tolerance (maintaining more than 60% enzyme activity at 1.5 mol/L glucose). However, low enzyme activity and poor... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 纤维素水解成为葡萄糖需要一系列纤维素酶的作用,其中β-葡萄糖苷酶 (β-glucosidases) 起着至关重要的作用。来自于培菌白蚁中肠的β-葡萄糖苷酶 (MbmgBG1) 具有较高的葡萄糖耐受性 (1.5 mol/L 的葡萄糖,保持60%以上的酶活力),但是,酶活力低和热稳定性差限制了β-葡萄糖苷酶 (MbmgBG1) 在食品以及工业领域中的应用。因此通过对保守氨基酸附近的非保守氨基酸定点突变,获得点突变体 (F167L、T176C、E347I、R354K、N393G 和V425M),其中突变体F167L、R354K 的比活力 (底物pNPG) 比MbmgBG1 分别高出约2 倍和4 倍。突变体的Kcat/Km 值比野生型大,反... | zh-cn |
pair_30058308 | The catalytic activity of Aspergillus terreus lipase (ATL) was improved by rational design. According to the sequence analysis and homologous modeling, several amino acids involved in the lid domain and substrate binding pocket domains of the acidic lipase ATL were mutated by site-directed mutagenesis, and eight mutant... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研究旨在利用理性设计的方法来提高来源于土曲霉Aspergillus terreus 的酸性脂肪酶ATL 的催化活力。通过同源比对,选择脂肪酶盖子区域和底物结合口袋域中的位点进行定点突变,得到8 种ATL 的突变脂肪酶。结果发现,盖子区域突变酶ATLLid 与底物结合口袋域突变酶ATLV218W 的催化活性显著提高。ATLLid 和ATLV218W 对底物对硝基苯酚月桂酸酯p-nitrophenyl laurate (p-NPL) 的催化活性最高,kcat 值较ATL 分别提高了39.37 倍和50.79 倍,kcat/Km 值较ATL 分别提高了2.85 倍和8.48 倍。与ATL 相比,ATLLid 和ATLV218W 的热稳定... | zh-cn |
pair_30058309 | Glucose oxidase catalyzes the oxidation of β-D-glucose to gluconic acid and its derivatives, thus shows a great potential in the development of antibiotic-free feed. However, its production and processing still have the problem of poor thermal stability of enzyme activity. In this study, fusion of amphiphilic peptide t... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 葡萄糖氧化酶 (Glucose oxidase,简称GOD) 可氧化葡萄糖生产葡萄糖酸及其衍生物,在新型无抗饲料添加剂的开发中具有良好的应用潜力,但其生产加工过程中尚存在热稳定差的瓶颈问题。本研究采用融合双亲短肽技术提高葡萄糖氧化酶的热稳定性,分别选取8 种不同氨基酸长度、不同Linker 连接的双亲短肽 (Self-assembling peptides , SAPs) 融合至黑曲霉来源的葡萄糖氧化酶的N 端, 构建了8 种融合型酶SAP1-GS-GOD、SAP1-PT-GOD 、SAP2-PT-GOD 、SAP3-PT-GOD 、SAP4-PT-GOD 、SAP5-PT-GOD 、SAP6-PT-GOD 、SAP7-PT-GOD... | zh-cn |
pair_30058310 | Fungal α-amylases are widely used in the production of maltose syrup, while additional production costs may be required in the syrup production process due to the loss of enzyme activity, because of the poor thermostability exhibited in this type of enzyme. After deeply studying the importance of thermostability of fun... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 真菌α-淀粉酶被广泛应用于麦芽糖浆生产工业,但其热稳定性普遍较差,在制糖工艺中增加了由于酶活力损失而引起的追加生产成本。在充分研究了热稳定性对于真菌α-淀粉酶应用于工业生产的重要性的基础上,为提高米根霉α-淀粉酶 (ROAmy) 的热稳定性,基于酶蛋白B-factor 分析和分子动力学模拟,利用重叠PCR 技术分别对ROAmy 中的3 个氨基酸残基G128、K269 和G393 进行了单点突变及组合突变。结果表明,所获得的7 个突变体均比原酶具有更好的热稳定性,其中效果最好的为组合突变体G128L/K269L/G393P,其在55 ℃下的热失活半衰期 (t1/2) 约为原酶的5.63 倍。同时,该突变体的最适温度由50 ℃提高到了6... | zh-cn |
pair_30058311 | Xylulose as a metabolic intermediate is the precursor of rare sugars, and its unique pattern of biological activity plays an important role in the fields of food, health, medicine and so on. The aim of this study was to design a new pathway for xylulose synthesis from formaldehyde, which is one of the most simple and b... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 木酮糖是生物体内的代谢中间产物,是多种稀有糖合成的前体物质,因其独特的生物活性在膳食、保健、医药等领域发挥着重要作用。本研究旨在从最基本有机原料之一的甲醛出发,利用生物酶法催化甲醛合成木酮糖。通过来源于恶臭假单胞菌Pseudomonas putida 的苯甲酸脱羧酶 (Benzoylformate decarboxylase) 突变体BFD-M3催化甲醛聚合生成羟基乙醛和1,3-二羟基丙酮 (DHA)。通过来源于大肠杆菌的转醛醇酶 (Transaldolase)突变体TalB-F178Y 进一步催化羟基乙醛和DHA 聚合生成木酮糖,最终实现甲醛到木酮糖的酶法转化,转化率为0.4%。此外,经过优化甲醛底物浓度,木酮糖转化率达到4.6%... | zh-cn |
pair_30058312 | As a novel fungal type Ⅲ polyketide synthase, CsyB from Aspergillus oryzae can sequentially accept one molecular short chain fatty acyl CoA as start unit, one molecular malonyl-CoA and one molecular acetoacetyl-CoA as extend unit to produce the short chain csypyrone B1-3. On the basis of crystal structure of CsyB, a fa... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 作为新型Ⅲ型聚酮合酶,米曲霉来源的CsyB 能够依次接受一个起始单元为短链脂肪酰辅酶A、一个延伸单元为丙二酰辅酶A 和另一个延伸单元为乙酰乙酰辅酶A 的3 个底物形成短链的csypyrone B1-3。基于CsyB的晶体结构分析,显示它的活性中心存在一个长约16 Å 的能够接受脂肪酰辅酶A 结合通道,这个通道很可能能够接受多种底物。为了检测该酶的底物多样性,将CsyB 基因导入到存在长链脂肪酰辅酶A 前体的大肠杆菌中表达。高效液相结果显示,相比对照菌株,重组菌株产生了一系列长链的csypyrone 衍生物。利用紫外可见光特征吸收值和高分辨液相色谱-质谱联用仪对这些新产物作了初步分析。对3 个具有羟基的csypyrone 产物的结构进... | zh-cn |
pair_30058313 | Urate oxidase (Uox), an enzyme catalyzing oxidation of uric acid to allantoin, is widely used as diagnostic reagents and for treatments of uarthritis and hyperuricemia diseases. In our study, a higher Uox producer, bacterial strain OUC-1, was isolated from soil samples. The 16S rRNA gene sequence of strain OUC-1 showed... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 尿酸氧化酶 (Urate oxidase,Uox) 是一种催化尿酸氧化为尿囊素的酶,常用于尿酸的检测以及痛风和高尿酸血症治疗。文中从土壤中筛选出一株Uox 高产菌株OUC-1,经16S rRNA 部分基因序列分析,与苛求芽孢杆菌Bacillus fastidiosus 序列相似度达99%。B. fastidiosus OUC-1 的Uox 经纯化后,分析表明该酶反应最适pH 和温度分别为10.0 和40 ℃;Uox 以尿酸为底物反应动力学参数Km 值为 (0.15±0.04) mmol/L (n=5)。Mg²⁺能够提高该酶性活性,而Zn²⁺和SDS 能强烈抑制该酶的酶活。参考GenBank 中苛求芽孢杆菌基因组中的uox 基因序列,... | zh-cn |
pair_30058314 | Trametes versicolor has strong ability to degrade environmental organic pollutants. NADPH-cytochrome P450 reductase (CPR) of T. versicolor transfers electron to cytochrome P450s (CYPs) and participates in the degradation process of organic pollutants. Sequence analysis showed that the genome of T. versicolor contains 1... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 云芝Trametes versicolor 具有很强的环境有机污染物降解能力,其烟酰胺腺嘌呤二核苷酸-细胞色素P450还原酶 (NADPH-cytochrome P450 reductase,CPR) 为细胞色素P450 酶 (Cytochrome P450s,CYPs) 提供电子,参与有机污染物的降解过程。序列分析显示,云芝基因组拥有1 个潜在CPR 序列和多个潜在CYP 序列。为深入研究云芝CPR 参与细胞降解有机污染物的分子机制,实验进行了云芝CPR 在大肠杆菌中异源表达和酶学特性分析。结果表明,经IPTG 诱导后,去除预测的N 端膜锚定区域 (氨基酸残基1–24) 的CPR 蛋白 (CPRΔ24) 可在重组菌中实现可溶性表达... | zh-cn |
pair_30058315 | α-Amino acid ester acyltransferase (Aet) catalyzes the L-alanyl-L-glutamine forming reaction from L-alaine methylester hydrochloride and L-glutamine. In this study, the recombinant Escherichia coli saet-QC01 was used to express the α-amino acid acyltransferase, and its expression conditions were optimized. The recombin... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | α-氨基酸酯酰基转移酶 (α-amino acid ester acyltransferase,AET) 能够催化底物L-丙氨酸甲酯盐酸盐、L-谷氨酰胺合成L-丙氨酰-L-谷氨酰胺 (L-alanyl-L-glutamine,丙谷二肽)。利用重组大肠杆菌saet-QC01 表达α-氨基酸酯酰基转移酶,对其表达条件进行了优化,通过Ni-NTA 亲和层析法分离纯化重组蛋白,并对其酶学性质、催化应用进行了研究。适合酶表达的诱导条件:温度20 ℃,诱导阶段 (OD₆₀₀=2.0−2.5),IPTG 浓度0.6 mmol/L,诱导时间12 h。α-氨基酸酯酰基转移酶的最适反应温度27 ℃,最适pH 8.5,在pH 7.0−8.0 很稳定,在酸... | zh-cn |
pair_30058316 | With the discovery of the significant medicinal value of alginate oligosaccharides and bioethanol produced by microalgae, alginate lyase has been the focus of research in all fields. Five alginate lyase genes in cluster from Vibrio alginolyticus were cloned and expressed in Escherichia coli. SDS-PAGE and enzyme activit... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 随着大型褐藻生产燃料乙醇以及褐藻寡糖重大药用价值的发现,褐藻胶裂解酶成为国内外多个领域的研究重点。文中对解藻酸弧菌上与褐藻胶降解相关的5 个基因分别进行克隆表达,通过SDS-PAGE 和酶活性定量测定,发现该基因簇中的4 个基因有降解褐藻胶活性。对酶活最高的rAlgV3 进行了诱导条件的优化、酶蛋白纯化及酶性质研究,发现优化诱导条件后重组酶rAlgV3 的酶活由2.34×10⁴ U/L 上升为1.68×10⁵ U/L,比优化前提高了7.3 倍;对酶性质进行表征发现该酶在4–70 ℃均有活性,最适反应温度为40 ℃,在4–20 ℃酶相对稳定;该酶在pH 6.5−9.0 环境下均有较高的酶活,最适pH 为8.0;pH 稳定性好,在pH ... | zh-cn |
pair_30058317 | Displaying Candida antarctica lipase B (CALB) on the cell surface of Aspergillus niger is effectively applied for the industries of food, cosmetics, pharmaceutical and so on. Displaying CALB using induced promoter of glucoamylase on the cell surface of A. niger SH-1 has some problems such as inhibiting its expression u... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 黑曲霉表面展示南极假丝酵母脂肪酶B (CALB) 可有效应用于食品、化妆品、医药等行业。以黑曲霉Aspergillus niger SH-1 为宿主细胞构建诱导型糖化酶基因启动子表面展示CALB,在较高浓度葡萄糖碳源的发酵中CALB 表达会受到抑制,发酵后期菌体容易出现菌丝断裂和展示酶活力下降等问题。采用组成型3-磷酸甘油醛脱氢酶基因启动子替代诱导型糖化酶基因启动子的细胞表面展示CALB 黑曲霉菌株可有效解决上述问题,该菌株不但可以利用葡萄糖,而且还能利用木糖为发酵碳源,以木糖为碳源发酵在144 h 展示酶水平达到1 100.28 U/g。文中探讨了甘蔗渣水解液发酵生产黑曲霉表面展示CALB,初步达到预期的结果,为甘蔗渣的综合利用提... | zh-cn |
pair_30060295 | As a national strategy, the goal of Build a Healthy China is of significant importance on forming a well-off society, in which Public Health endeavor always stands an epi-center role. In developing the Healthy China strategy, we need to prioritize the people's health and recognize that Healthy China requires both brill... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 健康中国建设是国家战略,是建成全面小康社会的重要基础,具有重大意义。公共卫生在健康中国建设中具有重要地位和作用。健康中国建设必须坚持把人民健康放在优先发展的战略位置;坚持把建设健康中国作为奋斗目标;坚持正确的卫生与健康工作方针;坚持'大健康'的发展理念;坚持卫生与健康事业发展的公益性;坚持以改革创新为推进健康中国建设的根本动力;坚持把人才队伍建设作为核心要素。健康中国建设要坚持预防为主,全面提高人民健康水平,加强慢性病防控;加强健康教育;塑造自主自律的健康行为;提高全民身体素质;强化覆盖全民的公共卫生服务;充分发挥中医药独特优势;加强重点人群健康服务;深入开展爱国卫生运动;加强影响健康的环境问题治理。公共卫生在健康中国建设中必须坚持... | zh-cn |
pair_30060296 | Public nutrition is related to the improvement of population health and the development of social economy. Nutrition and health survey can provide indispensable information for public health and disease prevention and control to improve people's nutritional and health status and support the policy making of food produc... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 国民营养事关国民健康素质的提高和社会经济的发展,营养与健康状况监测信息,是公共卫生及疾病预防控制工作不可缺少的基础信息,为全民营养健康状况改善、食物生产及慢性病防控策略的制定提供技术支持。近年来,我国营养供给能力显著增强,国民营养健康状况明显改善。本期'营养健康监测'栏目发表的论文来自中国居民营养与健康监测及省(市)级自主开展的营养监测报告,这些数据为制定全国或地方性营养与健康策略提供了科学的参考。当前,我国营养工作面临多重挑战,党中央、国务院始终把人民群众的营养与健康摆在十分重要的位置,为促进全民健康,我国政府已实施多项营养促进政策或策略,营养监测又将进一步评估这些措施实施的效果。. | zh-cn |
pair_30060319 | Confounding affects the causal relation among the population. Depending on whether the confounders are known, measurable or measured, they can be divided into four categories. Based on Directed Acyclic Graphs, the strategies for confounding control can be classified as (1) the broken-confounding-path method, which can ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 混杂影响着人群因果关系的发生。依据混杂因素是否已知、可测量及已测量,可将其分为4类情形。基于有向无环图,对混杂的控制策略分为两类:①混杂路径打断法,又可分为单路径和双路径打断法,分别对应于暴露完全干预法、限制法和分层法;②混杂路径保留法,分别对应于暴露不完全干预法(工具变量设计或不完美的随机对照试验)、中间变量法和匹配法。其中,随机对照试验、工具变量设计或孟德尔随机化设计、中间变量分析可满足4类混杂的控制,而限制法、分层法和匹配法仅适用于已知、可测量并已测量的混杂。识别不同类型混杂的控制机制,有助于在研究设计阶段提出应对措施,是获得正确因果效应估计的前提。. | zh-cn |
pair_30060320 | This paper introduces the tools related to Quality In Prognosis Studies (QUIPS) to assess the risk of bias in studies of prognostic factors and the relevant points of assessment and to illustrate the application of QUIPS in published prognostic research. The QUIPS tool identified 6 important areas to consider when eval... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本讲座主要介绍采用QUIPS(Quality In Prognosis Studies)工具对预后因素研究中出现的偏倚进行评估,介绍相关评估要点,举例说明QUIPS工具的使用,并对该工具在使用中值得商榷的地方进行了讨论。该工具主要涉及研究对象、研究失访、预后因素测量、结局测量、研究混杂以及统计分析和报告6个方面,为预后因素研究中的偏倚评价提供了一个全新的方法。. | zh-cn |
pair_30060321 | Epidemiology is a traditional subject mainly based on principles and concepts, and its teaching method needs further improving to meet the requirement of the new trend of education reform. Lecture-based teaching, problem-based teaching, case-based teaching, and internet based teaching, such as flip class, massive open ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 流行病学是以原理和方法为主的工具学科,在教育改革的时代大背景下,流行病学的教学方法也应该汲取新的教育理念。传统教学模式、基于问题的教学模式、案例为基础的教学模式,以及网络教育模式中的'翻转课堂'、'慕课'、'微课',在流行病学教学实践中都有各自的教学价值和欠缺之处。所以传统教学与网络教学相结合的混合教学模式是目前最有发展前景的教学模式,混合教学模式的智慧教学工具'雨课堂'可以在课堂上较真实的还原流行病学案例,基于'雨课堂'的流行病学教学设计及应用研究是一个值得探索的方向。. | zh-cn |
pair_30060332 | To retrospectively analyze the safety and efficacy of low dose rituximab regimen in patients with Epstein-Barr virus (EBV) infection after allogeneic hematopoietic stem cell transplantation (allo-HSCT). Among 12 cases, 11 achieved complete remission (CR), 1 with partial remission (PR). Patients received 15 infusions wi... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 回顾性分析小剂量利妥昔单抗治疗异基因造血干细胞移植后EB病毒(EBV)感染相关性疾病的疗效及安全性。所有患者均顺利完成治疗。结果显示,12例患者中,部分缓解(PR) 1例,完全缓解(CR) 11例。12例患者应用利妥昔单抗15例次,中位值为2.5(1~4)例次;EBV DNA转阴时间为5~25 d,中位值为12 d。对于异基因造血干细胞移植术后EBV感染相关性疾病患者,小剂量利妥昔单抗治疗安全、有效。. | zh-cn |
pair_30060333 | To calculate resting energy expenditure (REE) in patients receiving invasive mechanical ventilation and compare different predictive equations with indirect calorimetry(IC).A total of 60 patients in intensive care unit(ICU) were enrolled. Measure calculating daily REE in the first week included IC, Harris-Benedict form... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨不同方法检测有创机械通气患者静息能量消耗及其意义。入选ICU行有创机械通气患者60例,采用间接测热法(IC)、Harris-Benedict公式、Penn State公式、Swinamer公式计算患者1周内每日静息能量消耗。结果显示,机械通气7 d内,每日IC所测静息能量消耗间差异均无统计学意义(<i>P</i>值均<i>></i>0.05);IC所测的静息能量消耗高于Harris-Benedict公式计算值(<i>P</i>值均<0.01);IC所测的静息能量消耗与Penn State公式计算值比较,第1、2、5天差异无统计学意义(<i>P</i>值均>0.05),两者一致性差;IC所测的静息能量消耗与Swinamer公式计算... | zh-cn |
pair_30060340 | This is a complicated and difficult case. The onset symptom of a 62-year-old male was recurrent intestinal obstruction. Ileocecal and ileocolic operation was done twice. Massive gastrointestinal bleeding occurred due to giant fistula of descending duodenum, which connected to ileocolic anastomosis. After consultation b... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 这是1例复杂疑难病例。患者男,62岁以反复肠梗阻起病,先后两次经历回盲部及结肠手术,又出现不明原因消化道出血,经检查发现十二指肠降部巨大瘘,与回结肠吻合口相通,瘘管内溃疡出血。经多学科讨论,置入空肠营养管旷置瘘管,情况改善后行十二指肠瘘修补、病变肠管切除,术后病理确诊为克罗恩病,予沙利度胺维持治疗,病情稳定好转。. | zh-cn |
pair_30060341 | The author has witnessed the past 60 years of Burn Institute of Southwest Hospital after her establishment. This article reviews the past, discusses the present, and expects the future. | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 笔者以历史见证者的身份回顾了西南医院烧伤研究所成立60周年以来走过的艰辛历程,忆往昔,看今朝,展未来。. | zh-cn |
pair_30060342 | Preliminary epidemiological data showed that the overall incidence of burns in China is decreasing. How does burn medicine develop in our country under this circumstance? I put forward my personal opinion of ' treating burns in wartime and cutaneous wounds in peacetime' . ' Treating burns in wartime' refers to the occu... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 初步的流行病学资料显示,目前我国烧伤总体发生率呈下降趋势。在这种情况下我国烧伤医学如何发展?我提出'战时治烧伤,平时治创面'的个人看法。'战时治烧伤'指的是在战争与和平时期有重大群体性烧伤事件发生时,我们的烧伤学科医务工作者要冲得上、救得下,使患者零死亡或少死亡,以满足国家在突发重大公共卫生事件时紧急医学救援的需要。与此同时,在没有重大和群体性烧伤事件和平时烧伤患者减少的情况下,烧伤学科可以把各种体表慢性难愈性创面作为日常工作的重要内容之一,这是烧伤学科转型发展和生存之机会。. | zh-cn |
pair_30060343 | Burn medicine of China started in 1958. Great progress has been achieved in discipline construction, scientific research, clinical treatment level, and talent team construction in 60 years. A large number of severely burned patients have been successfully treated, and plans for treatment of burn patients with Chinese c... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 我国烧伤医学于1958年起步,60年来在学科建设、科研学术、临床救治水平、人才队伍建设等方面都得到快速发展,救治了大批严重烧伤患者,形成了中国特色的烧伤救治方案,治疗水平世界领先。在不断提高临床救治水平的同时,我国烧伤医学工作者还针对烧伤临床救治的关键科学问题,广泛开展实验研究,取得了一大批创新研究成果,使我国烧伤医学理论研究步入世界先进行列。展望未来,烧伤医学既面临发展机遇,也面临严峻挑战,应对烧伤发生率降低、重要性不减的态势,利用烧伤学科治疗创面的优势,建立和完善烧伤救治链是烧伤学科未来发展的重要方向。. | zh-cn |
pair_30060344 | This year is the 60th anniversary of both Chinese burn medicine and Institute of Burn Research of Southwest Hospital of Army Medical University. The institute is one of the earliest burn centers in China founded in 1958 by professor Li Ao, one of the pioneers of Chinese burn medicine and the academician of Chinese Acad... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 今年是我国烧伤学科成立60年,也是陆军军医大学西南医院全军烧伤研究所建科60周年。该研究所由我国烧伤医学开拓者、中国工程院院士黎鳌教授于1958年创建,是我国最早的烧伤中心之一。经过几代人的不懈努力,其现已发展成为由国家重点临床专科组成的临床部、国家重点实验室组成的研究部及《中华烧伤杂志》与《Burns & Trauma》2个杂志编辑部等3个部分组成的大型专业烧伤研究所。60年来,在国内外同道的深切关心、支持与帮助下,陆军军医大学西南医院全军烧伤研究所在学科建设、科研学术、临床救治、人才培养方面取得了瞩目的成绩,为我国烧伤医学做出了突出贡献。. | zh-cn |
pair_30060345 | Early airway management and respiratory support are essential for severe inhalation injury. Intratracheal delivery of drugs is better than other methods of administration, because of its higher local drug concentration, faster and more precise effect, and less systemic adverse reactions. It attracts more and more atten... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 重度吸入性损伤早期气道管理和呼吸支持至关重要。气道内给药相比其他给药方式,具有呼吸道局部药物浓度高、起效快、疗效确切以及全身不良反应少等优势,越来越受到人们的重视。近年来,可用于气道吸入的药物种类日益增多,除了常用的支气管扩张剂、黏液溶解剂和糖皮质激素外,还包括抗炎剂、抗氧化剂、抗凝剂等。经气道内药物吸入作为一种目标靶向治疗方法,对改善吸入性损伤患者预后具有重要意义。. | zh-cn |
pair_30060351 | Acute lung injury (ALI) is a clinically common critical disease with various treatment methods. Stem cell has drawn great attention for excellent performance in treatment of ALI. However, due to its high apoptosis rate, the further clinical application of stem cell is restricted. Exosomes are a kind of extracellular ve... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 急性肺损伤是临床常见的危重疾病,治疗方法较多。干细胞在急性肺损伤治疗方面具有良好的效果,因而备受关注。但干细胞凋亡率高,限制了其进一步的临床应用。外泌体是细胞分泌的一种胞外囊泡,随着对外泌体研究的不断深入,其在治疗损伤修复中的优势逐步显现。本文从急性肺损伤的研究现状,外泌体的简介,其对急性肺损伤的修复作用及可能的信号通路等方面予以综述。. | zh-cn |
pair_30060354 | Hepatocellular carcinoma (HCC) is the major histological type of primary liver cancer (PLC), and the etiology is relative clear. Chronic infection of hepatitis B virus (HBV) plays dominant roles, and high exposure to aflatoxins is an important co-factor. Qidong was one of the endemic area with high PLC incidence in rur... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 原发性肝癌的主要病理类型是肝细胞癌(HCC),其病因相对清楚,慢性乙肝病毒感染是我国高发区HCC的主要病因,其次为黄曲霉毒素暴露。在江苏省启东市开展的肝癌一级预防干预措施中,新生儿期接种乙肝疫苗对<30岁人群肝癌发病的保护率为84% (95% <i>CI</i>为23%~97%);清洁饮水和降低黄曲霉毒素暴露后,<35岁人群的肝癌发病风险与30年前比较,降低至少4倍。清洁水源、防霉改粮、预防乙型肝炎病毒感染是农村高发区有效的肝癌一级预防模式。. | zh-cn |
pair_30060355 | Chimeric antigen receptor modified T cell (CAR T) cytotherapy is a modified technology of T cell immunotherapy. It has achieved encouraging breakthroughs in the treatment of hematological malignancies. Recent studies had shown that CAR T cells can also be used in the treatment of solid tumors. However, it's indispensab... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 嵌合抗原受体修饰T细胞(CAR T)技术是经过改造后的T细胞免疫治疗,在治疗血液系统恶性肿瘤中取得显著效果。近年来,CAR T细胞同样可应用于实体肿瘤的治疗。然而,如何有效地将CAR T细胞免疫疗法转化到实体肿瘤治疗中,需要认识其在实体肿瘤临床治疗中的瓶颈,包括调节CAR T细胞体内扩增、存活时间、转移以及在肿瘤组织内的转归等因素。文章阐述了近年来CAR T细胞治疗实体肿瘤的研究现状、CAR T细胞治疗过程中遇到的一些瓶颈以及可能的解决办法,并对未来CAR T细胞治疗实体肿瘤的发展趋势进行分析和展望。. | zh-cn |
pair_30060366 | Liver cancer is one of the most common cancers in China. The major risk factors are chronic infections of hepatitis B virus (HBV), hepatitis C virus (HCV), high exposure to aflatoxins. In addition, exposure to cyanotoxins and some preventable health behaviors are also recognized to contribute to liver cancer developmen... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 肝癌是我国最常见的恶性肿瘤之一,其病因主要包括乙型肝炎病毒、丙型肝炎病毒感染和黄曲霉毒素,蓝藻毒素和多种可干预的个体行为方式在肝癌发生发展中也具有重要作用,实施肝癌病因的一级预防措施是在中国降低其疾病负担的重要途径。根据中国肝癌的流行病学特征,结合在中国人群中开展并获得的肝癌一级预防措施的证据,专家共识探讨了乙肝疫苗接种,包括针对不同HBV感染状态母亲的新生儿及儿童的乙肝疫苗接种程序;慢性乙型、丙型肝炎患者的抗病毒治疗;预防和避免黄曲霉毒素及蓝藻毒素暴露;改变高危致癌风险相关的生活方式等,以期推进中国肝癌的有效预防。. | zh-cn |
pair_30062006 | Functional Neurology (FN), mainly practiced by chiropractors, proposes to have an effect or a benefit on varied clinical cases, from debilitating diseases to performance enhancement in asymptomatic people. A critical review of publications captured in and from the journal <i>Functional Neurology, Rehabilitation, and Er... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 主要由脊椎治疗师实施的功能性神经病学(FN)提议对各种临床病例(从衰弱疾病到无症状人群表现增强)产生效果或益处。. 对功能性神经病学,康复和人体工程学(FNRE)期刊中收录的出版物进行评论性审查,以调查是否有FN临床效果或益处的证据。该评价有五个研究目标,其中三个与通过该期刊提供的文献类型有关,另外两个涉及所纳入研究的设计和方法学方面。. 搜索所有FNRE期刊(2017年10月),包括手工搜索其他相关出版物的清单。为了找到与FN的效果或益处相关的证据,该搜索仅限于与对照组进行的前瞻性临床研究研究,声称或似乎处理该主题。评审由两名独立评审员使用两份清单进行,一份与研究描述相关,另一份与质量相关。叙述性地报道了结果。. 发现了9篇文章。... | zh-cn |
pair_30062006 | Functional Neurology (FN), mainly practiced by chiropractors, proposes to have an effect or a benefit on varied clinical cases, from debilitating diseases to performance enhancement in asymptomatic people. A critical review of publications captured in and from the journal <i>Functional Neurology, Rehabilitation, and Er... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | La Neurologie Fonctionnelle (NF), approche thérapeutique principalement pratiquée par des chiropracteurs, permettrait d’obtenir des effets ou bénéfices cliniques dans de nombreux cas, allant de pathologies handicapantes à l’amélioration des performances chez des personnes sans problème de santé. Une revue critique de l... | fr |
pair_32441800 | In this meta-analysis, we examine attachment styles-something commonly incorporated into couples therapy-and their association with physical intimate partner violence (IPV) perpetration and victimization among men and women. This meta-analysis incorporated 33 studies that looked at the association between four differen... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 在这项荟萃分析中,我们研究了依恋类型 - 通常被纳入伴侣治疗的内容 - 以及它们怎么和男性及女性身体上的亲密伴侣间暴力(IPV)的施行和侵害之间相关联的。这项荟萃分析纳入了33项研究,它们是关于四种不同依恋类型与IPV之间的关联。本研究考察了不同依恋类型与IPV施行和侵害之间的关联强度,考察了不同性别在依恋类型与IPV之间的关联强度的差异性,并比较了不同依恋类型与IPV之间的关联强度的差异。我们发现,焦虑型依附、回避型依附和失序型依附风格都与身体上的IPV的施行和侵害有显著的相关性。安全依附型与IPV施行和侵害呈显著负相关。与男性相比,女性的回避型依附与IPV侵害之间存在着明显更强的关联。文章对临床的启示部分探讨了在治疗那些有过IP... | zh-cn |
pair_32441800 | In this meta-analysis, we examine attachment styles-something commonly incorporated into couples therapy-and their association with physical intimate partner violence (IPV) perpetration and victimization among men and women. This meta-analysis incorporated 33 studies that looked at the association between four differen... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | En este metaanálisis, analizamos los estilos de apego─ algo comúnmente incorporado en la terapia de pareja─ y su asociación con la perpetración de violencia física de pareja y la victimización entre los hombres y las mujeres. Este metaanálisis incorporó 33 estudios que analizaron la asociación entre cuatro estilos de a... | es |
pair_32447894 | Acute osteofascial compartment syndrome is a series of symptoms and signs caused by acute ischemia of muscles and nerves in osteofascial compartment. If it is not treated in time, it can lead to tissue necrosis. It is rare that it is caused by rodenticide poisoning. Such patients are often difficult to diagnose and tre... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 急性骨筋膜室综合征是由骨筋膜室内的肌肉和神经因急性缺血造成的一系列症状和体征,如未及时处理可导致组织坏死,由鼠药中毒导致者罕见,此类患者往往难以早期诊断和治疗,预后较差。广州市第十二人民医院2018年5月收治1例因抗凝血型鼠药中毒引起急性骨筋膜室综合征的患者,经过系统治疗,最终痊愈出院。患者前期表现以凝血功能异常为主,最终出现急性骨筋膜室综合征,5 d后确诊,进行切开减压术及负压封闭引流技术持续负压封闭引流手术治疗。. | zh-cn |
pair_32447898 | Major air pollutants include particulate matter, ozone, sulfur dioxide and nitrogen dioxide, etc. Recent posts have confirmed that air pollution has a variety of adverse health effects on people's health.For professional people, because of occupational hazards of these major atmospheric pollutants also exist in the wor... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 大气主要污染物包括颗粒物、臭氧、二氧化硫和二氧化氮等。职业人群因作业场所存在这些职业病危害因素,极可能受到作业场所职业病危害因素和大气污染物的双重危害,若居室中也存在类似污染物,职业人群的每日暴露浓度可能明显高于其他人群。工作场所空气、环境空气和室内空气中的相关标准都规定了上述大气主要污染物的接触限值和检测方法,但相同指标的检测方法存在差异,为估算每日总暴露水平带来困难。本文旨在探讨空气中相关污染物指标检测方法的一致性问题,为以后估算不同人群每日污染物暴露水平提供科学依据。. | zh-cn |
pair_32447899 | Egypt is an important node in the construction of the '21st Century Maritime Silk Road', China and Egypt have conducted all-round cooperation in various fields such as industry, energy, telecommunications and infrastructure construction. With the continuous deepening of economic and trade cooperation between China and ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 埃及是'21世纪海上丝绸之路'建设的重要节点,中埃两国在工业、能源、电信、基础设施建设等多个领域开展了全方位的合作。随着中埃两国经贸合作的不断深入,两国员工的职业卫生状况必将愈来愈受到重视。本文对埃及的职业卫生状况进行分析,以探寻中埃两国在职业卫生领域交流合作的发展空间。. | zh-cn |
pair_32447901 | Pneumoconiosis is an occupational disease which seriously endangers the health of workers exposed to dust. Silica is regarded as the most serious cause of pneumoconiosis because it can cause diffuse pulmonary fibrosis in workers' lung tissue. Mesenchymal stem cells (MSCs) are adult stem cells with multiple differentiat... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 尘肺是严重危害接尘工人健康的职业病,其中矽尘由于能够引起劳动者肺组织弥漫性纤维化而被视为危害严重的一种尘肺病诱发因素。间充质干细胞(MSCs)是具有多向分化潜能特点的成体干细胞,能够通过分泌胞外囊泡家族成员外泌体行使对肿瘤、心血管疾病、免疫系统疾病和组织损伤等重大疾病的干预和调控功能。本文综述了近年来MSCs及其外泌体在矽肺纤维化干预领域的研究成果,为今后利用MSCs及其外泌体治疗矽肺纤维化的机制和功能研究起到指示方向和策略建议的作用。. | zh-cn |
pair_32447902 | Perfluoroalkyl and polyfluoroalkyl substances (PFASs) are a new subgroup of the persistent organic pollutants that have been widely used in industrial production and daily life for over 60 years. The presence of PFASs can be detected in rivers, soil, humans and wildlifes. Studies have shown that PFASs can induce multi-... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 全氟及多氟类化合物(PFASs)是一类新型持久性有机污染物,在工业生产和日常生活中被广泛应用。在河流、土壤、人体及野生动物体内均能检测到PFASs的存在。PFASs能诱导实验动物的多系统毒性,包括肝脏毒性、神经毒性、生殖和发育毒性、内分泌毒性及免疫毒性等。PFASs与子代出生结局及生长发育密切相关,PFASs主要通过调节过氧化物酶体增殖剂激活受体通路,干扰雌激素,影响甲状腺系统、糖皮质激素、炎症反应及DNA甲基化,从而危害子代健康。我们综述PFASs宫内暴露对子代生长发育的影响,分析PFASs宫内暴露与子代出生结局及生长发育的关系。. | zh-cn |
pair_32447924 | This paper introduceds the tool named as 'Prediction model Risk Of Bias ASsessment Tool' (PROBAST) to assess the risk of bias and applicability in prediction model studies and the relevant items and steps of assessment. PROBAST is organized into four domains including participants, predictors, outcome and analysis. The... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本文介绍了预测模型研究的偏倚风险和适用性评估工具PROBAST(Prediction model Risk Of Bias ASsessment Tool)的主要内容、评价步骤和相关注意事项。PROBAST从研究对象、预测因素、结局和分析4个领域共20个信号问题对原始研究的设计、实施和分析过程中可能产生的偏倚风险和适用性进行评价。通过综合分析,对原始研究每个领域和整体的偏倚风险和适用性做出判断,分为高、低或不清楚。PROBAST为个体预测模型开发、验证和更新提供了可靠的新评价工具,它不仅可以用于预测模型的系统综述,也可作为预测模型研究通用的方法学评价工具。. | zh-cn |
pair_32447925 | In causal inference, the concept of temporality (or directionality) has not been fully clarified. Starting from causal thinking, this paper divides the time axis in nature into three time domains and two time points by the occurrence timings of both a real cause and a real effect. This has anchored that causal inferenc... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 因果推断中,时序(或方向性)的概念尚未完全明确。本文从因果思维出发,以真实因和真实果的发生时间将大自然时间轴划分为3个时域和2个时点,从而锚定了因果推断只能实现于第3时域。测量时序可分为5种类型:跨第1和3时域纵向时序(实验性时序)、跨第2和3时域纵向时序、同时域纵向时序、同时域逆纵向时序和同时域横向时序(观察性时序)。这种分类法适用于首次或多次测量、及时和延后测量等所有测量策略。除了实验中真实因的测量(或干预措施)在其发生之前(第1时域)或观察和实验中真实因的测量在真实果发生之前(第2时域)的情形外,所有其他测量策略类似于历史重建或'考古',测量时序的重要性次于测量的准确性。从研究设计应整合偏倚设计的观点来看,本文提出基于大自然时... | zh-cn |
pair_32447926 | Rapid development of biotechnology provides us with large number of omics data from different angles in biological research, including genomics, transcriptomics, proteomics, metabolomics and epigenetics. However, any single technology cannot reflect the entire picture of the biological complexity of most tumors. The in... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 生物技术飞速发展为我们提供了大量生物系统中来自不同层面的组学数据,包括基因组学、转录组学、蛋白质组学、代谢组学和表观遗传学等。基于单组学数据的肿瘤研究日益成熟,而多组学数据研究的整合工作刚刚起步。肿瘤是一个复杂的调控系统,利用单一组学数据研究的局限性愈发显著,对多种层次和来源的高通量、多组学数据的整合分析势在必行。本文综述了近年来肿瘤方面组学的研究以及组学数据整合方面的研究现状,着重讨论研究设计和整合策略。. | zh-cn |
pair_32447927 | Since the implementation of antiretroviral therapy (ART), it has achieved remarkable results in the field of HIV/AIDS treatment. However, when the treatment is applied to the population-level, the actual impact of ART on the HIV epidemic becomes a hot topic in the field. This paper will summarize the research on ART an... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 抗病毒治疗(ART)自实施以来,在HIV/AIDS治疗领域成效显著。然而,当治疗投入到人群水平时,ART对HIV疫情产生何种实际影响成为领域内新的热点话题。本文总结近年来有关ART和HIV疫情的研究,探讨ART所带来的HIV疫情趋势影响,旨在充分发挥其'治疗即预防'的作用。. | zh-cn |
pair_32449184 | To review and synthesize literature examining clinical deterioration and hospital-acquired complications in adult patients with isolation precautions for infection control. Isolation precautions are a common infection prevention and control strategy which may have impact on safety and quality of care. The Preferred Rep... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 目的: 回顾和综合研究采取隔离预防措施控制感染的成人患者临床恶化和院内感染并发症的的参考文献。 背景: 隔离预防措施是一种常见的感染预防和控制策略,可能会对护理安全和质量产生影响。 设计: 系统性评价和荟萃分析的首选报告项目指南对该系统性评价提供了指导,该系统性评价已在PROSPERO[CRD42019131573]注册。 数据来源: 对截至2019年4月5日以英文发布的研究进行了医学文献联机数据库(Medline)、荷兰医学文摘数据库(Embase)和护理与联合卫生文献累积索引方面的检索。 评估方法: 使用关键评估技能计划工具确定偏差风险。使用推荐、评估、发展和评价等分级方法进行质量评价。主要结果是临床恶化事件和院内感染并发症。院... | zh-cn |
pair_32449228 | The purpose of this study is to design a research protocol for the clinical testing of the 'Mommy go' for pregnant women with a risk of postpartum depression. A non-blinded randomized controlled trial. A randomized controlled study will be performed from January 2018 to the completion of the study. The intervention gro... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 目的: 本研究旨在为有产后抑郁风险的孕妇设计一项名为“Mommy go”的临床试验研究方案。 设计: 非盲态随机对照试验。 方法: 2018年1月至研究结束期间,将展开一项随机对照研究。干预组将采用“Mommy go”方案,而对照组将延续采用传统支持性方案。我们将使用爱丁堡产后抑郁量表和经修订的中国版产后抑郁预测量表来对孕妇患产后抑郁的风险进行衡量。结果包括临床资料、产后抑郁情绪、自我效能和婴儿气质。将通过问卷调查和数字技术数据来对结果进行评估。 讨论: 预期结果包括提高自我效能和婴儿气质,减少产后抑郁情绪,改善产后抑郁程度等。我们期待这一研究能对中国未来产后抑郁症的在线干预产生临床性影响。 影响: 本研究将为我国产后抑郁症的网络干... | zh-cn |
pair_32449947 | In recent years, same-gender group-based relationship education has emerged as a viable intervention to prevent relationship distress among same-gender couples. However, many of these programs are conducted in metropolitan areas and lack the ability to reach rural populations. The current study sought to investigate wh... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 近年来,基于同性别群体的伴侣关系教育已经成为防止同性关系困扰的一种可行的干预手段。然而,这些项目中有许多是在大都市地区进行的,它们缺乏覆盖农村人口的能力。本研究试图调查两个广泛使用的基于网络的异性关系教育项目,考察它们是否能对同性关系产生积极的影响。在49对同性别伴侣的样本中,与候补组相比,异性关系教育对人际关系功能和可感知的压力的影响较小(Cohen's d = 0.16-0.39) ,但在关键领域有可靠的积极影响。此外,当同性伴侣与具有相似基线特征的不同性别个体进行匹配时,两组之间没有出现可靠的差异性,即使项目效果有时只有同性伴侣的一半。最后,同性别的参与者与匹配的异性恋参与者一样,对此教育项目感到满意。虽然本研究的结果显示异性... | zh-cn |
pair_32449947 | In recent years, same-gender group-based relationship education has emerged as a viable intervention to prevent relationship distress among same-gender couples. However, many of these programs are conducted in metropolitan areas and lack the ability to reach rural populations. The current study sought to investigate wh... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | En los últimos años, la capacitación en relaciones grupal y del mismo sexo ha surgido como una intervención viable para prevenir el distrés relacional entre parejas del mismo género. Sin embargo, muchos de estos programas se realizan en áreas metropolitanas y no pueden llegar a las poblaciones rurales. El presente estu... | es |
pair_32450628 | The morbidity of lung cancer ranks top in the world. At present, lung adenocarcinoma (LUAD) is the most common histologic type of lung cancer. However, the prognoses of LUAD patients with the same subtype remain heterogeneous. Histological heterogeneity is one of the main causes of diverse prognoses of patients with LU... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 【中文题目:筛状成分在肺腺癌中的研究进展】 【中文摘要:肺癌是全世界发病率最高的恶性肿瘤。目前,肺腺癌(lung adenocarcinoma, LUAD)是肺癌中最常见的组织学类型。然而,具有相同病理亚型的LUAD患者之间却存在显著的预后差异,导致该预后差异的主要原因之一是其组织学异质性。研究表明,除了2015年世界卫生组织(World Health Organization, WHO)对浸润性LUAD的5种主要生长方式的分类外,LUAD中还存在其他的组织学结构并影响其临床预后。其中,筛状成分(cribriform component, CC)是当前LUAD病理组织学的研究热点之一。已有研究表明,CC的有无可进一步预测LUAD患者... | zh-cn |
pair_32450629 | Coronavirus Disease 2019(COVID-19) caused by 2019-nCoV was in an outbreak globally. A large number of severe cases lead to strong clinical pressure even treated actively. Convalescent plasma (CP) therapy refers to a therapy infusing plasma from recovered donors into other infected individuals. It has played an importan... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 由新型冠状病毒(2019-nCoV)感染导致的新型冠状病毒肺炎(COVID-19)已在全球范围暴发,虽积极救治,但仍有大量的重症患者,临床治疗压力巨大。恢复期血浆疗法利用感染后康复患者血浆中的特异性抗体治疗疾病,已在历史上多种重大传染病疫情中发挥作用,但也存在一定的局限性。目前尚无特效药物治疗的COVID-19,临床已在尝试使用恢复期血浆疗法并取得了一定疗效。本文通过讨论恢复期血浆疗法的历史、机制及在SARS等病毒性疾病中的应用经验,为恢复期血浆疗法在COVID-19的临床应用提供参考。. | zh-cn |
pair_32450630 | With the update of the 'Diagnosis and Treatment Protocol for Novel Coronavirus Pneumonia' from the National Health Commission of China, the military medical expert group on the front-line has formulated the 'Diagnosis and Treatment Protocol for COVID-19 from Military Medical Team Supporting Wuhan(Trial Version 2)' . It... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 随着国家卫生健康委员会《新型冠状病毒肺炎诊疗方案》的更新,按军队前方指挥协调组的要求,军队前方专家组制定了《军队支援湖北医疗队新型冠状病毒病诊疗方案试行第二版》。在疾病名称、病毒起源、人群易感性、血清特异性抗体测定结果判读、疫情转归评估等十余处,对国家方案提出了补充意见,供广大读者参考。. | zh-cn |
pair_32450663 | Since the founding of the People's Republic of China, with the unremitting efforts of several generations of ophthalmologists, the level of cataract diagnosis and treatment in our country has made great progress, which has made a significant contribution to the cause of preventing and treating blindness. On the occasio... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 新中国成立以来,在几代眼科人的不懈努力下,我国白内障诊疗水平取得了巨大进步,为防盲治盲事业作出了重大贡献。时值《中华眼科杂志》创刊70周年,本文谨对我国白内障摘除手术技术和人工晶状体的发展历程进行回顾,以帮助大家更深入了解我国白内障诊疗领域在各个历史时期的关键节点和突破性进展,激励新一代眼科医师为进一步推动我国眼科事业的进步而努力。(中华眼科杂志,<i>2020</i>,<i>56</i>:<i>321</i>-<i>324</i>). | zh-cn |
pair_32450664 | The recent years has witnessed the fast growing number of cataract patients with diabetes mellitus (DM). The complexity and diversity of DM-related ocular complications has made the cataract treatment of such patients intractable and easily ignored. Cataract surgery has become an essential part of the comprehensive tre... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 合并糖尿病的白内障患者日益增多。而糖尿病引起的全身和眼部损伤复杂多样,因此治疗合并糖尿病的白内障患者存在许多困难和容易被忽视的问题,做好围手术期管理尤为重要。本文从患者术前血糖管控和预防感染、眼表健康的管理、合并眼底病变患者的手术决策等方面,讨论手术技术的重点和术后随访的细节,力求将规范化、个体化和整体化的观念贯穿诊疗全过程,做好合并糖尿病的白内障患者的手术管理。(中华眼科杂志,<i>2020</i>,<i>56</i>:<i>325</i>-<i>329</i>). | zh-cn |
pair_32450665 | Since the advent of intraocular lenses (IOL), the accuracy of IOL measurements has been paid much attention. With the continuous development of eye biometric equipment and the diversification of IOL power calculation formulas, the precision of IOL power calculation has increased, the function of IOL has improved, and r... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 自人工晶状体(IOL)问世以来,IOL屈光度数测算的精确性问题备受关注。随着眼科生物测量设备的不断发展及IOL屈光度数计算公式的多元化,IOL屈光度数测算的精确性越来越高,IOL的功能不断完善,屈光性白内障摘除手术的理念深入人心。然而,临床也存在一种现象,即过于追求白内障摘除手术后屈光度数的正视化,因而导致患者出现视觉不适。本文通过分析何种情况下预留屈光度数应为正视、近视状态、远视状态,指出白内障摘除手术IOL预留屈光度数应进行个体化选择。(中华眼科杂志,<i>2020</i>,<i>56</i>:<i>333</i>-<i>336</i>). | zh-cn |
pair_32450672 | Congenital cataract is a common eye disease that seriously affects the visual development of infants and children. Nearly 30% of cases have cataract-linked, inherited mutations. With the development of molecular genetics, especially gentechnik, more and more genes, such as crystallin genes, membrane protein genes, tran... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 先天性白内障是严重影响婴幼儿视觉发育的常见眼病,约30%有遗传因素。随着分子遗传学尤其是基因技术的发展,越来越多的基因突变位点被证实与先天性白内障的发病有关。已报道的基因主要有晶状体蛋白基因、膜蛋白基因、转录因子调节基因、细胞骨架蛋白基因等。目前与先天性白内障相关的遗传研究主要集中在晶状体蛋白基因上,但近几年开始逐步重视膜蛋白基因的致病机制。主要内源性蛋白基因属于膜蛋白基因的一种,其编码的主要内源性蛋白在成熟晶状体内含量最丰富,约占细胞膜蛋白总量的50%。现已发现的主要内源性蛋白基因中有二十几种突变位点与先天性白内障的发病有关,这些突变是如何影响细胞生物功能从而进一步导致白内障发生?本文回顾了近年国内外相关文献,从基因和蛋白质水平对... | zh-cn |
pair_32455516 | In recent years, the technique of uniportal video-assisted thoracoscopic surgery has been developed. As a new surgical method, its feasibility and safety have not been generally recognized. The aim of this study is to review the technology in the treatment of lung cancer patients in stage I to part of stage IIIa. The c... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 【中文题目:单孔和单操作孔胸腔镜技术 在肺癌外科治疗中的临床效果分析】 【中文摘要:背景与目的 近年来单孔胸腔镜肺癌根治术逐渐兴起,作为一种新的手术方式,其可行性及安全性尚未得到普遍认可。本研究拟探讨单孔胸腔镜肺癌根治术在治疗I期至部分IIIa期肺癌病例中的可行性及安全性。方法 回顾性分析苏州大学附属第一医院胸外科同一治疗组在2018年5月-2019年3月连续进行的胸腔镜肺癌根治术患者的临床资料。排除部分不符合要求的病例后,根据手术方式分为单孔组(55例)和单操作孔组(87例),共142例。分析两组患者的临床数据,进行统计学分析。结果 142例患者均行肺叶切除+淋巴结清扫术,术后顺利出院,未有围手术期死亡。单孔组和单操作孔组比较,年... | zh-cn |
pair_32456367 | Since the outbreak and spread of coronavirus disease 2019 (COVID-19) pandemic, Chinese government has taken various steps to protect people's health. Medical workers across the country including medical and nursing staffs from burn departments have taken active actions and participated in the battles against COVID-19. | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 自新型冠状病毒肺炎疫情出现并蔓延以来,中国政府便开始采取各种措施保卫人民健康,全国医务工作者包括烧伤医护工作者们亦积极行动,参与到这场疫情防控阻击战中。. | zh-cn |
pair_32456368 | Coronavirus disease 2019 (COVID-19) has become a global public health emergency threatening people's lives around the world. Although the acute respiratory distress syndrome (ARDS) induced by COVID-19 is similar to the ARDS caused by other diseases in terms of pathophysiological basis and clinical manifestations, they ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 新型冠状病毒肺炎(COVID-19)已成为全球公共卫生事件,对全球人民生命安全构成极大的威胁。而COVID-19导致的急性呼吸窘迫综合征(ARDS)与其他疾病导致的ARDS在病理生理基础、临床表现等方面有相同的地方,但也有很大的区别,从而导致临床治疗的差异。因此,了解COVID-19导致的ARDS与其他病因导致ARDS的异同,是目前临床医师对COVID-19导致的ARDS进行临床决策的基础。. | zh-cn |
pair_32456369 | Keloid is a disease that is difficult to cure and has a high recurrence rate. In the past, research on keloid focused on keloid cells themselves and the therapeutic strategy limited to local treatment, whereas the role of systemic factors in the process of occurrence and development of disease was usually neglected. Ba... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 瘢痕疙瘩是一种高复发和难愈性疾病。既往对该疾病的机制研究和治疗策略聚焦在细胞本身和局部治疗,忽略了患者全身性因素对疾病发生发展所起的作用。基于现有的文献报道和临床证据,笔者提出瘢痕疙瘩患者的炎症体质可作为全身性因素与皮损等局部因素形成相互作用,引发瘢痕疙瘩的形成和持续发展,祖国医学脏腑功能与皮肤疾病关联性的经典理论为此提供了重要的佐证。故此,笔者进一步提出需要将全身性抗炎治疗纳入未来瘢痕疙瘩治疗策略设计中,并进行临床验证。中医的祛湿与清热解毒策略则可作为瘢痕疙瘩全身治疗的组成部分。. | zh-cn |
pair_32456377 | From January 2014 to June 2018, 12 patients with skin and soft tissue defects in shoulder and elbow were admitted to General Hospital of Ningxia Medical University with skin and soft tissue defect size of 6 cm×5 cm to 11 cm×8 cm, including 9 males and 3 females aged 15-56 years. Wounds of 5 patients were repaired with ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 2014年1月—2018年6月,宁夏医科大学总医院收治肩部和肘部皮肤软组织缺损患者12例,其中男9例、女3例,年龄15~56岁,皮肤软组织缺损面积6 cm×5 cm~11 cm×8 cm。5例患者创面采用旋肩胛动脉穿支皮瓣(皮瓣面积8 cm×7 cm~12 cm×6 cm)修复,供瓣区直接缝合。3例患者创面采用侧胸部穿支皮瓣(皮瓣面积8 cm×7 cm~13 cm×9 cm)修复,2例患者供瓣区直接缝合,1例患者供瓣区大部分直接缝合,小部分移植同侧大腿中厚皮覆盖。4例患者创面采用臂内侧动脉穿支皮瓣(皮瓣面积6 cm×5 cm~12 cm×10 cm)修复,2例患者供瓣区直接缝合,2例患者取左侧胸壁中厚皮覆盖。11例患者术后皮瓣成活,... | zh-cn |
pair_32456378 | December 22, 2018, a pair of female baby twins aged 2 years with severe burns at the same time were transferred from the primary hospital to the People's Hospital of Xinjiang Uygur Autonomous Region on day 17 post burn. Physical examination on admission showed that both of them had severe burns on head, face, left uppe... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 2018年12月22日,新疆维吾尔自治区人民医院收治伤后17 d由基层医院转入的一对同时严重烧伤的女性孪生患儿,年龄2岁。入院时体格检查见姐妹两人头面部、左上肢、足部等多处严重烧伤,且血型稀有,姐姐为B型Rh D变异血,妹妹为B型Rh阴性血,备血困难。妹妹烧伤总面积为15%体表总面积(TBSA),左耳Ⅳ度烧伤,大部分耳廓脱落,入院后给予抗感染、补液抗休克及营养支持对症处理,分次手术移植左大腿刃厚皮片修复左上肢创面,右大腿薄中厚皮片封闭头面部创面,预留并保存右大腿薄中厚皮片3 cm×1 cm。姐姐烧伤总面积为22%TBSA,合并吸入性损伤,气管切开术后严重肺部感染,病情危重。入院后给予抗感染、补液抗休克及营养支持、雾化祛痰对症处理,一... | zh-cn |
pair_32456379 | On January 1st, 2019, one male patient, aged 55 years, with chronic ulcer in right lower extremity was admitted to Northern Jiangsu People's Hospital. After admission, ulcer debridement and vacuum sealing drainage (VSD) surgery was performed in lower right extremity. Two pieces of bone-like tissue was removed from the ... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 2019年1月1日江苏省苏北人民医院收治1例55岁男性右下肢慢性溃疡患者。入院后行右小腿溃疡扩创+负压封闭引流(VSD)术,在右跟腱与腓骨间隙中取出2块类骨骼样组织,术后病理切片证实为骨化组织,创面行VSD及换药治疗。术后49 d,取左股外侧中厚皮片移植于创面,之后行VSD治疗。患者术后皮片存活良好,住院77 d后痊愈出院。该病例提示慢性溃疡患者应及时完善相关检查,改善病灶血液循环和清除创面异位骨化灶至关重要。. | zh-cn |
pair_32456380 | Wound healing is a dynamic process which involves interaction of various types of cells, cytokines, and extracellular matrix. Among them, epithelial cells and mesenchymal cells are the key components which involve in wound healing and scar formation. Related scholars had done a great number of studies about the functio... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 创面愈合是多种类型细胞、细胞因子及细胞外基质相互作用的动态过程,其中上皮细胞和间充质细胞是参与创面愈合和瘢痕形成的主要细胞。相关学者分别对创面愈合和瘢痕形成过程中上皮细胞和成纤维细胞(Fb)的作用进行了大量研究,结果显示上皮细胞在创面复杂的微环境刺激下会失去其上皮特征并获得间充质细胞典型特征及迁移能力,同时伴随细胞结构和细胞行为等的复杂改变,进而通过细胞迁移覆盖创面,参与组织创伤修复过程,包括正常或纤维化修复。而Fb是创面纤维化修复的关键细胞,在创面愈合包括创面过度愈合和延迟愈合中均发挥重要作用。近年来研究者们认识到上皮细胞与Fb在创面愈合过程中的信息交流,即上皮-间充质相互作用,明显影响着这2种细胞的生物学行为,决定着真皮重塑和创... | zh-cn |
pair_32462784 | The aim of this study was to explore how prepregnancy glycosylated hemoglobin (HbA1c) affects the course of HbA1c and insulin requirements during pregnancy, the gestational length, and birthweight. An observational cohort study was conducted consisting of 380 women with type 1 diabetes who gave birth 530 times from 200... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 背景: 本研究旨在探讨孕前糖化血红蛋白(HbA1c)对孕期HbA1c进程和胰岛素需求、孕周和出生体重的影响。 方法: 对2004年至2014年间总计生育530次的380例1型糖尿病妇女进行观察性队列研究。受试者根据孕前HbA1c水平分为四组。 结果: HbA1c在5~10周、33~36周各时间点组间差异均有统计学意义(P<0.01); 第1组孕前HbA1c最低(<6.5%[48 mmol/mol]), 整个孕期HbA1c维持在同一水平。其他各组(第2组:6.5%[48 mmol/mol]~7.9%[63 mmol/mol], 第3组:8%[64 mmol/mol]~9.9%[86 mmol/mol], 第4组:>10%[86 mmo... | zh-cn |
pair_32463531 | Present biodiversity comprises the evolutionary heritage of Earth's epochs. Lineages from particular epochs are often found in particular habitats, but whether current habitat decline threatens the heritage from particular epochs is unknown. We hypothesized that within a given region, humans threaten specifically habit... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 现有的生物多样性包含了地球纪元以来的进化遗产。来自特定地质时期的谱系通常在特定的生境中被发现, 但是目前的生境丧失是否会威胁来自特定时期的进化遗产仍不得而知。我们假设在特定区域内, 人为威胁影响着特定地质时期的特定生境。提出这一假设是因为在特定的地质时期, 人类往往威胁着其自身主导的环境和当时多样化的谱系。我们设计了一种新方法来量化不同时期不同生境类型的谱系多样性。荷兰是植物区系和生态研究最好的地区之一, 我们量化了其在过去百年间生境类型和物种的丧失情况。我们基于植被分类来确定生境类型, 并利用已有的植被类型及物种丧失的信息进行了排序。目前, 大多数丧失的生境类型和列入红色名录的物种都具有古第三纪以来谱系多样性增加的特征, 特别是在... | zh-cn |
pair_32463531 | Present biodiversity comprises the evolutionary heritage of Earth's epochs. Lineages from particular epochs are often found in particular habitats, but whether current habitat decline threatens the heritage from particular epochs is unknown. We hypothesized that within a given region, humans threaten specifically habit... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Amenazas Antropogénicas para la Herencia Evolutiva de las Angiospermas en los Países Bajos a partir del Incremento en los Ambientes de Competencia Elevada Resumen La biodiversidad actual abarca la herencia evolutiva de las épocas de la Tierra. Los linajes de épocas particulares se encuentran con frecuencia en hábitats ... | es |
pair_31390138 | We aimed to assess whether early life exposure to the Chinese famine (1959-1961) modifies the association between type 2 diabetes mellitus (T2DM) and cardiovascular disease (CVD) in adulthood. Data from 4247 adults born between 1954 and 1964 from the 2011 and 2015 China Health and Retirement Longitudinal Study (CHARLS)... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 背景: 本研究旨在评估早年生活经历过中国饥荒(1959-1961年)是否会影响成年以后2型糖尿病(type 2 diabetes mellitus, T2DM)与心血管疾病(cardiovascular disease, CVD)之间的相关性。 方法: 分析了2011年至2015年中国健康与退休纵向研究(CHARLS)中4247名1954年至1964年间出生的成人的数据。根据自我报告医生诊断的心血管事件(心脏病发作、冠心病、心绞痛、充血性心力衰竭或其它心脏病)和卒中来确认2011年与2015年的CVD。2011年的糖尿病诊断是基于空腹血糖、HbA1C或已知糖尿病。 结果: 校正年龄与性别后, 发现2011年的糖尿病诊断与2011年C... | zh-cn |
pair_31396965 | This study explored how individual- and community-based resilience factors operated together in order to reduce risk of suicide for a sample of transgender therapy clients. We collected cross-sectional survey data from 106 transgender therapy clients at a local community center, including demographic information, exper... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 本研的调查对象样本来自于跨性别治疗来访者, 主要探究了以个人为基础的和以社群为基础的抗挫力因素如何一起发挥作用实现降低自杀风险这个目的的。笔者在一个当地的社区中心搜集了具有典型代表性的106位跨性别者的调查问卷数据, 其中包括人口统计资料, 受到社会关系支持的经历, 被调查者的情绪稳定性, 自杀风险等方面。从中介分析得到的结果来看, 更高水平的来自社会关系的支持与自杀风险的降低相关, 这种情况的发生也是缘于个体的情绪稳定性的。根据本研究发现的重大的间接效应, 本文对家庭治疗的临床治疗实践给出了建议。. | zh-cn |
pair_31396965 | This study explored how individual- and community-based resilience factors operated together in order to reduce risk of suicide for a sample of transgender therapy clients. We collected cross-sectional survey data from 106 transgender therapy clients at a local community center, including demographic information, exper... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Este estudio exploró cómo los factores de resiliencia basados en individuos y comunidades operaron en conjunto para reducir el riesgo de suicidio en una muestra de clientes de terapia transgénero. Recopilamos datos de una encuesta transversal de 106 clientes de terapia transgénero en un centro comunitario local, incluy... | es |
pair_31396994 | The aim of this study was to examine the relationship between welfare states and nursing professionalization indicators. We used a time-series, cross-sectional design. The analysis covered 16 years and 22 countries: Australia, Austria, Belgium, Canada, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Japan, N... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 目的: 此次研究的目的是探讨福利国家与护理专业化指标之间的关系。 设计: 我们使用了时间序列以及横截面设计。此次分析横跨16年,并囊括22个国家:澳大利亚、奥地利、比利时、加拿大、丹麦、芬兰、法国、德国、希腊、爱尔兰、意大利、日本、荷兰、新西兰、挪威、葡萄牙、韩国、西班牙、瑞典、瑞士、英国和美国。这些国家可分类为五种福利国家制度:社会民主党、基督民主党、自由党、专制保守党和儒家。 方法: 我们运用了固定效应线性回归模型,并使用面板修正标准差方法进行Prais-Winsten方法进行回归,包括一阶自相关校正。我们采用了Amelia II多重填补策略来替代缺失的观察结果。数据收集于2017年3月到12月,随后更新于2018年8月到9月。... | zh-cn |
pair_31397921 | The ethical issues associated with using genetic engineering and gene drives in conservation are typically described as consisting of risk assessment and management, public engagement and acceptance, opportunity costs, risk and benefit distributions, and oversight. These are important, but the ethical concerns extend b... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 在保护中使用基因工程和基因驱动技术存在的伦理问题通常包括风险评估和管理, 公众参与和公众接受, 机会成本、风险和利益的分配, 以及监督管理。这些问题都很重要, 但值得关注的伦理问题并不仅限于此, 因为基因工程的使用还可能大大改变保护的实践、概念和价值承诺。本文旨在阐明保护中潜在的基因工程转向有关的、更宽泛的伦理问题, 并为新的保护技术的伦理分析提供方法。支持在保护中使用基因工程和基因驱动技术的首要理由是其在实现保护目标中的有效性和必要性。而相关的工具主义伦理视角涉及对于新技术作为实现预期目标手段的评估。对于这种强大的新兴科技, 工具主义视角还需要技术哲学常用的生命形式视角作为补充, 包括思考新技术如何重构它们所参与的保护行动。在物种... | zh-cn |
pair_31397921 | The ethical issues associated with using genetic engineering and gene drives in conservation are typically described as consisting of risk assessment and management, public engagement and acceptance, opportunity costs, risk and benefit distributions, and oversight. These are important, but the ethical concerns extend b... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | Ética de la Ingeniería Genética y la Transmisión de Genes en la Conservación Resumen Los temas éticos asociados con el uso de la ingeniería genética y la transmisión de genes en la conservación están típicamente descritos como evaluación y manejo de riesgos, participación pública y aceptación, costos de oportunidad, di... | es |
pair_31407547 | To research the value of virtual reality (VR) technology in the preoperative planning of transtrochanteric curved varus osteotomy for avascular necrosis of the femoral head (ANFH) in adults. Between June 2018 and November 2018, 7 patients (11 hips) with ANFH, who were treated with transtrochanteric curved varus osteoto... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨经转子间弧形内翻截骨术治疗成人股骨头缺血性坏死(avascular necrosis of the femoral head,ANFH)时,采用虚拟现实(virtual reality,VR)技术进行术前规划的应用价值。. 以 2018 年 6 月—11 月拟行经转子间弧形内翻截骨术的 7 例(11 髋)ANFH 患者作为研究对象。其中,男 4 例(7 髋),女 3 例(4 髋)。年龄 14~46 岁,平均 31.9 岁。单髋 3 例,双髋 4 例。创伤性 1 例(1 髋),酒精性 2 例(4 髋),激素性 2 例(3 髋),特发性 2 例(3 髋)。ANFH 根据国际骨循环学会(ARCO)分期均为Ⅲ期;日本骨坏死研究会(JIC... | zh-cn |
pair_31407548 | To investigate the short-term effectiveness of total hip arthroplasty with Wagner Cone stem combined with subtrochanteric shortening osteotomy for adult patients with Crowe Ⅳ developmental dysplasia of the hip (DDH). A clinical data of 18 patients (20 hips) with Crowe Ⅳ DDH between January 2015 and June 2017 was retros... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 探讨采用 Wagner Cone 生物型股骨假体行人工全髋关节置换联合转子下短缩截骨术治疗成人 Crowe Ⅳ型髋关节发育不良(developmental dysplasia of the hip,DDH)的早期疗效。. 2015 年 1 月—2017 年 6 月,收治 18 例(20 髋)Crowe Ⅳ型 DDH 患者。男 5 例(6 髋),女 13 例(14 髋);年龄 20~67 岁,平均 42 岁。单髋 16 例,双髋 2 例。单侧患者患侧肢体较健侧缩短(4.76±2.59)cm,双侧患者双下肢等长。患髋“4”字征及 Trendelenburg 征均为阳性。术前 Harris 评分为(41.95±6.90)分,疼痛视觉模拟评... | zh-cn |
pair_31407549 | To evaluate the efficacy and safety of a loading high-dose tranexamic acid (TXA) followed by postoperative 5 doses in total hip arthroplasty (THA) by a randomized controlled trial. Seventy-two patients who underwent primary unilateral THA between December 2017 and March 2018 were randomly divided into two groups (36 pa... | en | lexi-ml/wmt_22_dataset_en_zh-cn | train | text | 通过前瞻性临床对比研究,探讨人工全髋关节置换术(total hip arthroplasty,THA)中首次大剂量联合术后 5 次静脉应用氨甲环酸(tranexamic acid,TXA)的有效性及安全性。. 以 2017 年 12 月—2018 年 3 月拟初次行单侧 THA 且符合选择标准的 72 例患者纳入研究,随机分为 A、B 两组( <i>n</i>=36)。THA 术前 5~10 min A、B 组分别按照 20、40 mg/kg 静脉滴注 TXA;两组首次使用后 3、6、12、18、24 h 分别静脉滴注 1 g TXA。两组患者性别、年龄、体质量、身高、体质量指数、疾病类型以及术前合并症等一般资料比较,差异均无统计学... | zh-cn |
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