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NASA's Lewis Research Center is actively involved in the development of monolithic microwave and millimeter wave integrated circuits. The approach of the program is to support basic research under grant or in-house, while MMIC development is done under contract, thereby facilitating the transfer of technology to users.... |
Robot-assisted rehabilitation is an active area of research to meet the demand of repetitive therapy in stroke rehabilitation. A wearable upper limb rehabilitation robot is most suitable for this task but needs to be powered by safe and compliant actuators while maintaining overall light weight and accommodating energy... |
Solar energy is one of the very promising renewable energy sources, which can provide tremendous energy for a long period. Besides, it is non-pollutant and available freely. Solar energy can replace the potential to replace the non-renewable energy source for energy production. Among the various generation of the photo... |
The efficacy of short-term immunosuppression in a nerve allograft model was examined by comparing regeneration across peripheral nerve allografts with either temporary (12 weeks) or continuous (30 weeks) cyclosporin A treatment. One-hundred fifty Lewis rats received 2-cm nerve grafts from allogeneic ACI or syngeneic Le... |
High pH Stress Corrosion Cracking (HpHSCC) is a significant threat to the buried pipelines, which are protected through simultaneous coating and cathodic protection strategies. In the past decades, extensive research has been devoted to assessing the influence of environmental and metallurgical factors on the susceptib... |
Many patients present to their physician’s office with the chief complaint of pain at the Achilles tendon. This review discusses the pathology, diagnosis, and treatment of Achilles tendinopathy. Achilles tendinopathy is generally caused by chronic stress to the tendon, leading to a defective arrangement of collagen fib... |
The lateral prefrontal cortex is critical for the control and organization of information in working memory. In certain situations, effective reorganization can attenuate task difficulty, suggesting a dissociation between lateral prefrontal activity and basic memory demand. In a verbal working memory task, we investiga... |
BACKGROUND Geriatric dermatoses are a common group of conditions seen frequently in the daily out-patient clinic. The process of ageing plays an important role in the physiological and pathological changes of the skin in old age. With the presence of long-term systemic comorbidities, the incidence of pathological condi... |
In this study, the protective effects of processing conditions and antioxidants on vitamin A in chicken liver sausage were investigated. The optimal cooking conditions were determined: 80°C 30min. Under this condition, vitamin A loss rate was lowest. Different types of antioxidants vitamin C (ascorbic acid)EDTA-2Na (et... |
News that the first draft of a map of the human genome had been completed was received with great excitement but fears persist about how this knowledge will be used. Such concerns were the basis for an international conference held in Preston, England in December 1997. The issues addressed were non-existent when many o... |
Thirty authors, almost exclusively from Western Europe and North America, have written about the important issues of eugenics, insurance, the effects of market forces and the question of patents, public awareness of genetics and a variety of psychosocial and ethical concerns. Readers with …Optical analysis of laser sys... |
Previous methods of predicting focal spot parameters such as the Strehl ratio and encircled energy of large laser systems like the Los Alamos fusion CO(2) lasers involved the digitization of interference patterns of the optical components and propagation of the complex amplitude and phase of the wave front throughout t... |
The analysis is presented of combined treatment of locally advanced prostatic cancer (LAPC), stage T3NXM0, in 158 LAPC patients treated in 1998-2002. The patients were divided into four groups: group 1 (n=72) received hormones in parallel with radiation, group 2 (n=52) received only hormones, group 3 (n=27) received ra... |
Abstract Background: Turner syndrome (TS) is a disorder characterized by complete or partial absence of the second sexual chromosome and the most commonly found abnormalities are short stature and gonadal failure. Most TS patients need estrogen replacement but individual outcomes on uterine volume, breast development a... |
The network function computation in directed acyclic networks is investigated in this paper. In such a network, a sink node desires to correctly compute a target function, of which all inputs are generated at multiple source nodes. The network links are assumed to be error-free and have limited capacity. The intermedia... |
Manufacturing Practices (BMP) Program, a unique industry and government cooperative technology transfer effort that improves the competitiveness of America's industrial base both here and abroad. Our main goal at BMP is to increase the quality, reliability, and maintainability of goods produced by American firms. The p... |
A multidisciplinary study group was established to assess impotent patients. One hundred and forty-eight patients were fully assessed and 25 potent volunteers underwent measurement of nocturnal penile tumescence (NPT). This report describes the selection process and results of surgical implantation of the American Medi... |
The results of a ‘prior knowledge’ test taken by a group of 42 students at the beginning of a B. Eng. degree course in Mechanical Engineering at a UK university have been analysed and compared with the results expected by the 18 teaching staff in the department concerned. The comparison covers both overall performances... |
Recently, we proposed a technique [1] to define a computationally complete symbolic attacker for the verification of security protocols. Such a symbolic attacker can do everything computational attackers can, and hence it is possible to avoid the numerous usual restrictions computational soundness theorems require; in ... |
The irrational use of drugs is a major problem of present day medical practice and its consequences include the development of resistance to antibiotics, ineffective treatment, adverse effects and an economic burden on the patient and society. A study from Attock District of Pakistan assessed this problem in the formal... |
Vehicle-to-everything (V2X) wireless communication is expected to play a key role in enabling complex Advanced Driving Assistance Applications, including the support of emerging autonomous vehicles. The development of V2X applications, especially safety-related, requires rigorous verification. Field trials, though, hav... |
Traditional neurofeedback (NF) is a training approach aimed at altering brain activity using electroencephalography (EEG) rhythms as feedback. In NF training, external factors such as the subjects’ intelligence can have an effect. In contrast, a low-energy NF system (LENS) does not require conscious effort from the sub... |
Lactation has been associated with suppression of some components of the neuroendocrine stress response. In humans, suppression of the hypothalamo–pituitary–adrenal (HPA) axis has been demonstrated in response to both a psychological and an exercise challenge, but appears to be limited to a short period of time followi... |
This paper describes a field campaign performed with a ground-based polarimetric tomographic imager designed to measure the vertical response of several forest plots in order to better understand the mechanisms contributing to the total radar response. The campaign took place in the Mende forest, an artificial forest o... |
This paper explains the problem of introducing management instrumentation in distributed application in a way that makes this instrumentation transparent to their developers. The paper proposes different approaches for the achievement of this transparency and describes how they were validated in two scenarios involving... |
the developing trend of upholstered furniture in years will be studied through the analysis of furniture aesthetic performance, combining personal designing case, applied human engineering, marketing, design methodology, graphics, statistics, Perceptive and cognitive principle in psychology in this thesis. Reference an... |
We propose a new data transformation approach that facilitates many data mining, interpretation, and analysis tasks. Our approach, called the membershipmap, strives to extract the underlying structure or sub-concepts of each raw attribute automatically, and uses the orthogonal union of these sub-concepts to define a ne... |
Poor patient understanding of their diagnosis and treatment plan can adversely impact clinical outcome following hospital discharge. Discharge summaries are primarily written for the doctor rather than the patient. We determined patient understanding of the reasons for hospitalisation, in‐hospital tests, treatments and... |
The total length of all seminiferous tubules of a testicle can be determined with the help of histomorphometric investigation methods. Two different methods are described and discussed. For this purpose bioptically got specimens of parenchyma of the size of a rice-grain are sufficient. In children the total length of t... |
ABSTRACT The antifungal activity of cecropin A(2-8)-melittin(6-9) hybrid undecapeptides, previously reported as active against plant pathogenic bacteria, was studied. A set of 15 sequences was screened in vitro against Fusarium oxysporum, Penicillium expansum, Aspergillus niger, and Rhizopus stolonifer. Most compounds ... |
In a 148-d feedlot experiment, 48 crossbred steers were fed a 70% sorghum diet with clinoptilolite (CLN), a natural zeolite, substituted at 0, 1.25 and 2.5% of the diet dry matter. No differences (P>.05) were detected in average daily gain, feed intake (dry matter and organic matter) and feed efficiency among treatment... |
Epidemiological surveillance represents an important tool for the prevention of hepatitis A. In Italy, the surveillance of hepatitis A is based on the routine notification system of infectious diseases (from 1996 it was replaced by SIMI, Computerised System of Infectious Diseases) and on SEIEVA (Epidemiological Integra... |
The harmonic approximation to transition state theory simplifies the problem of calculating a chemical reaction rate to identifying relevant low energy saddle points in a chemical system. Here, we present a saddle point finding method which does not require knowledge of specific product states. In the method, the poten... |
The influence of succinic acid as a component of media for biosynthesis of levorin, a polyenic antibiotic was studied. It was shown that with the use of the soybean-corn medium supplemented with succinic acid (0.05-0.4 per cent) the antibiotic content in the fermentation broth was higher than that in the control. The h... |
LITT was recently demonstrated to induce temporary blood-brain barrier disruption, possibly allowing bilateral trafficking of tumor neoantigens and immune cells to induce glioma-specific immune activation - a phenomenon akin to in situ tumor vaccination. We hypothesize that combining LITT with immune checkpoint inhibi... |
The phase 1 study is a standard 3x3 design with a maximum of 18 patients with bevacizumab-naïve recurrent WHO grade 3–4 glioma. The primary endpoint is safety and toxicity of LITT plus pembrolizumab at 100, 150, or 200mg IV q3weeks. Phase 2 includes 40 patients with bevacizumab-naïve recurrent GBM, equally randomized ... |
Phase 1 accrual was completed with 9 patients (3 at each pembrolizumab dose level). Two had recurrent anaplastic astrocytoma and 7 recurrent GBM. There was no dose-limiting toxicity with pembrolizumab 200mg IV q3weeks. The median number of doses given per patient was 9 (range 2 to 47). Severe adverse events possibly r... |
LITT plus pemprolizumab 200mg IV q3weeks is well tolerated in patients with recurrent high-grade glioma. Prolonged stable diseases were observed in almost half of patients treated. Phase 2 study is ongoing and will be updated. |
ALMA resolves extended star formation in high-z AGN host galaxies |
We present high-resolution (0.3 arcsec) Atacama Large Millimeter Array (ALMA) 870 μm imaging of five z ≈ 1.5–4.5 X-ray detected AGN (with luminosities of L2–8keV > 1042 erg s−1). These data provide a ≳20 times improvement in spatial resolution over single-dish rest-frame far-infrared (FIR) measurements. The sub-millime... |
Compensation schemes often reward success but do not penalize failure. Fixed salaries with stock options or bonuses have this feature. Yet the standard principal–agent model implies that pay is normally monotonically increasing in performance. This paper shows that, under loss aversion, there will be intervals over whi... |
Different factors have different effects on the formation of children's scientific outlook. Among these factors, the development of creative and mathematical thinking is the most important. After all, the process of formation of imagination and concepts in a child begins in the preschool institution, and this period is... |
In this study, we have successfully synthesized polystyrene-b-poly(4-hydroxystyrene) (SH) with molecular weight of 14k and with narrow molecular weight distribution by living anionic polymerization, and the obtained SH diblock copolymer has formed the definite alternative lamellar structure with the half pitch of 10.4n... |
Micro- and macroscopic changes in the tissues of the articular fossa vault and the intraarticular disk were examined in puppy experiments. The most marked of these changes were thinning of the compact plate adjacent to the articular surface, active osteoclastic resorption of the bone tissue and marked vascular reaction... |
Ultrapure dialysis fluid contains less than 0.1 CFU/mL and 0.03 EU/mL and can be prepared by ultrafiltration of standard‐quality dialysis fluid. Today, the use of ultrapure dialysis fluid is widely recommended based on our awareness of potential transfer of bacterial products across dialysis membranes. Early observatio... |
Persistent environmental contaminants including polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs), non-ortho-polychlorinated biphenyls (PCBs), and polybrominated diphenyl ethers (PBDEs) were analyzed in 65 meat samples collected from supermarkets across the U.S. in 2001. The samples included hamburger, sirl... |
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