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The number of patients taking new oral anticoagulants is rising, so is the number of serious bleeding events. In severe bleeding, the decision to start a procoagulant therapy is difficult to take. With Idarucizumab and Andexanet Alfa, specific antidotes have been developed against both, direct thrombin inhibitors as we... | Andexanet Alfa is an antidote of which clotting factor inhibitors? | With Idarucizumab and Andexanet Alfa, specific antidotes have been developed against both, direct thrombin inhibitors as well as direct Factor Xa inhibitors. |
Hutchinson-Gilford progeria syndrome (HGPS) is a rare genetic disorder because of a LMNA gene mutation that produces a mutant lamin A protein (progerin). Progerin also has been correlated to physiological aging and related diseases. However, how progerin causes the progeria remains unknown. Here, we report that the lar... | What is the protein that is truncated to produce progerin? | Hutchinson-Gilford progeria syndrome (HGPS) is a rare genetic disorder because of a LMNA gene mutation that produces a mutant lamin A protein (progerin). |
Elmo1 and Elmo2 are highly homologous cytoplasmic adaptor proteins that interact with Dock family guanine nucleotide exchange factors to promote activation of the small GTPase Rac. In T lymphocytes, Dock2 is essential for CCR7- and CXCR4-dependent Rac activation and chemotaxis, but the role of Elmo proteins in regulati... | What is the role of ELMO1 gene in cell migration? | these findings reveal a previously unknown, nonredundant role for Elmo1 in controlling Dock2 levels and Dock2-dependent T cell migration in primary lymphocytes |
Since telomerase has been recognized as a relevant factor distinguishing cancer cells from normal cells, it has become a very promising target for anti-cancer therapy. A correlation between short telomere length and increased mortality was revealed in many studies. The telomerase expression/activity appears to be one o... | Do normal cells express the protein TERT? | Since telomerase has been recognized as a relevant factor distinguishing cancer cells from normal cells, it has become a very promising target for anti-cancer therapy |
WormBase (https://wormbase.org/) is a mature Model Organism Information Resource supporting researchers using the nematode Caenorhabditis elegans as a model system for studies across a broad range of basic biological processes. Toward this mission, WormBase efforts are arranged in three primary facets: curation, user i... | Which organisms are the focus of the Wormbase? | WormBase (https://wormbase.org/) is a mature Model Organism Information Resource supporting researchers using the nematode Caenorhabditis elegans as a model system for studies across a broad range of basic biological processes. |
Amphibian granular glands provide a wide range of compounds on the skin that defend against pathogens and predators. We identified three bufadienolides-the steroid-like compounds arenobufagin, gamabufotalin, and telocinobufagin-from the boreal toad, Anaxyrus boreas, through liquid chromatography mass spectrometry (LC/M... | From where is gamabufotalin (GBT) isolated? | We identified three bufadienolides-the steroid-like compounds arenobufagin, gamabufotalin, and telocinobufagin-from the boreal toad, |
Zinc finger proteins are a massive, diverse family of proteins that serve a wide variety of biological functions. However, the roles of them during meiosis are not yet clearly defined. Here, we report that Zfp207 localizes at the kinetochores during mouse oocyte meiotic maturation. Depletion of Zfp207 leads to a signif... | What is the effect of nocodazole cell treatment? | escape of metaphase I arrest induced by nocodazole treatment |
Down's syndrome results from the production of three copies of chromosome 21 within a cell. We have devised a method termed the homologous gene quantitative polymerase chain reaction (HGQ-PCR), which uses one pair of primers and which can directly identify the additional copy of chromosome 21 by simultaneously amplifyi... | Down's syndrome occurs when an individual has an extra copy or part of a copy of chromosome 21, yes or no? | Down's syndrome results from the production of three copies of chromosome 21 within a cell. |
Pro-inflammatory mediators hold important functions in human body in response to infection, trauma and vascular disease. However, their action is down regulated by the release of anti-inflammatory cytokines, thus restoring a balance which reflects the immune status of a given individual. Recent studies have stressed ou... | Where is the body would the Peyer's patches be found | this respect, Peyer's patches (PP), represent one of the most important immunological site of the body and the major component of the gut -associated lymphoid tissue. The a |
Heyde syndrome is a triad of aortic stenosis, acquired coagulopathy, and anemia due to bleeding from intestinal angiodysplasia. Here we describe a case of this syndrome. An 80-year-old woman with severe aortic stenosis was referred to our department for an aortic valve replacement. She suffered from recurrent iron-defi... | Describe Heyde syndrome. | Heyde syndrome is a triad of aortic stenosis, acquired coagulopathy, and anemia due to bleeding from intestinal angiodysplasia. Here we describe a case of this syndrome. |
Bickerstaff brainstem encephalitis is a clinical syndrome of ophthalmoplegia, cerebellar ataxia, and central nervous system signs and is associated with the presence of anti-GQ1b antibodies. There is a clinical continuum between Bickerstaff brainstem encephalitis and Miller Fisher syndrome. We describe the case of an 1... | Which antibody is implicated in the Bickerstaff's brainstem encephalitis? | This is only the second case in the literature of Bickerstaff brainstem encephalitis with raised titers of anti-GQ1b antibodies described in association with M pneumoniae infection. |
Pridopidine (ACR16) belongs to a new pharmacological class of agents affecting the central nervous system called dopaminergic stabilizers. Dopaminergic stabilizers act primarily at dopamine type 2 (D(2)) receptors and display state-dependent behavioural effects. This article aims to give an overview of the preclinical ... | Pridopidine has been tested for treatment of which disorder? | The putative restoration of function in cortico-subcortical circuitry by pridopidine is likely to make it useful for ameliorating several neurological and psychiatric disorders, including Huntington's disease. |
The purpose of this study was to test whether the severity of the cranial phenotype in Muenke syndrome infants with unicoronal synostosis is greater than in infants with nonsyndromic unicoronal synostosis. A total of 23 infants were included in the study. All infants included in the study had a computed tomography (CT)... | What symptoms characterize the Muenke syndrome? | Increased digital markings were more severe posteriorly in Muenke patients than in non-Muenke patients. The Muenke patients with unilateral coronal synostosis showed a somewhat more severe asymmetry in the anterior part of the skull than the non-Muenke patients. |
Autosomal-recessive Schimke immuno-osseous dysplasia (SIOD) characterized by spondyloepiphyseal dysplasia, focal-segmental glomerulosclerosis (FSGS), T-cell immunodeficiency and facial dysmorphism is caused by defects in the SMARCAL1 gene. The gene product is involved in the transcriptional regulation of other genes. A... | Mutations in which gene cause Schimke immune-osseous dysplasia? | Autosomal-recessive Schimke immuno-osseous dysplasia (SIOD) characterized by spondyloepiphyseal dysplasia, focal-segmental glomerulosclerosis (FSGS), T-cell immunodeficiency and facial dysmorphism is caused by defects in the SMARCAL1 gene. |
cause sudden cardiac death? | families that exhibit CPVT (catecholaminergic polymorphic ventricular tachycardia), a condition in which physical or emotional stress can trigger severe tachyarrhythmias that can lead to sudden cardiac death. | null |
The positive selection of a nucleotide substitution in exon 2 of Plasmodium falciparum chloroquine resistance transporter (pfcrt) gene (mutation responsible for chloroquine resistance) causes a reduction in variation of neutral loci close to the gene. This reduction in allelic diversity around flanking regions of pfcrt... | Does a selective sweep increase genetic variation? | Our observation of reduction in variation at both intragenic and flanking loci of mutant pfcrt gene confirmed the selective sweep model of natural selection in chloroquine resistant P. |
Mass spectrometry-based metabolomics relies on MS(2) data for structural characterization of metabolites. To obtain the high-quality MS(2) data necessary to support metabolite identifications, ions of interest must be purely isolated for fragmentation. Here, we show that metabolomic MS(2) data are frequently characteri... | What is the content of the METLIN database? | METLIN metabolite database |
Epidemiological studies suggest an important link between obesity and thyroid cancer. The adipose tissue-derived polypeptide leptin acting via leptin receptor may modulate cell migration of thyroid cancer cells. Previously we have demonstrated that leptin receptor is overexpressed in papillary thyroid cancer and is ass... | Which are the inhibitors of histone methyltransferases? | We found that DNA methyltransferase inhibitor (5-Aza-2'-deoxycytidine) and histone deacetylase inhibitor (trichostatin A) reduced leptin receptor expression. |
In mammals, most of the selenium contained in the body is present as an unusual amino acid, selenocysteine (Sec), whose codon is UGA. Because the UGA codon is typically recognized as a translation stop signal, it is intriguing how a cell recognizes and distinguishes a UGA Sec codon from a UGA stop codon. For eukaryotic... | What is the name of the stem loop present in the 3' end of genes encoding for selenoproteins? | For eukaryotic selenoprotein mRNAs, it has been proposed that a conserved stem-loop structure designated the Sec insertion sequence (SECIS) in the 3'-untranslated (3'-UTR) region is required for recognition of UGA as a Sec codon |
In this investigation an attempt has been made to determine the relationship between the staining of permanent teeth by tetracycline administered during the period of tooth formation with the dosage of the drug and the duration of therapy. Of 238 subjects whose hospital records indicated ingestion of stated doses of te... | Can tetracycline affect tooth formation? | n this investigation an attempt has been made to determine the relationship between the staining of permanent teeth by tetracycline administered during the period of tooth formation with the dosage of the drug and the duration of therap |
The emergence of Zika virus in the Americas has followed a pattern that is familiar from earlier epidemics of other viruses, where a new disease is introduced into a human population and then spreads rapidly with important public health consequences. In the case of Zika virus, an accumulating body of recent evidence im... | What are some of the effects of Zika Virus in infected individuals? | n the case of Zika virus, an accumulating body of recent evidence implicates the virus in the etiology of serious pathologies of the human nervous system, that is, the occurrence of microcephaly in neonates and Guillain-Barré syndrome in adults. |
Recent progress in the treatment for pediatric malignancies using a combination of surgery, chemotherapy, and radiotherapy has improved survival. However, late toxicities of radiotherapy are a concern in long-term survivors. A recent study suggested reduced secondary cancer and other late toxicities after proton beam t... | What is the risk for secondary cancer after proton beam therapy? | A recent study suggested reduced secondary cancer and other late toxicities after proton beam therapy (PBT) due to dosimetric advantages. |
Resolving the DNA-binding specificities of transcription factors (TFs) is of critical value for understanding gene regulation. Here, we present a novel, semiautomated protein-DNA interaction characterization technology, selective microfluidics-based ligand enrichment followed by sequencing (SMiLE-seq). SMiLE-seq is nei... | What is SMiLE-seq? | SMiLE-seq is neither limited by DNA bait length nor biased toward strong affinity binders; it probes the DNA-binding properties of TFs over a wide affinity range in a fast and cost-effective fashion. |
Telomere dysfunction is linked with genome instability and premature aging. Roles for sirtuin proteins at telomeres are thought to promote lifespan in yeast and mammals. However, replicative lifespan of the budding yeast Saccharomyces cerevisiae shortens upon deletion of Rif1, a protein that limits the recruitment of t... | Has overexpression of sirtuins been reported to increase lifespan in budding yeast (Saccharomyces cerevisiae)? | Roles for sirtuin proteins at telomeres are thought to promote lifespan in yeast and mammals. |
The bacterial RNA polymerase (RNAP) is a validated target for broad spectrum antibiotics. However, the efficiency of drugs is reduced by resistance. To discover novel RNAP inhibitors, a pharmacophore based on the alignment of described inhibitors was used for virtual screening. In an optimization process of hit compoun... | What are the main benefits of pharmacophore models? | To discover novel RNAP inhibitors, a pharmacophore based on the alignment of described inhibitors was used for virtual screening. In an optimization process of hit compounds, novel derivatives with improved in vitro potency were discovered. Investigations concerning the molecular mechanism of RNAP inhibition reveal tha... |
The S. cerevisiae Rpd3 large (Rpd3L) and small (Rpd3S) histone deacetylase (HDAC) complexes are prototypes for understanding transcriptional repression in eukaryotes [1]. The current view is that they function by deacetylating chromatin, thereby limiting accessibility of transcriptional factors to the underlying DNA. H... | Is nucleosome eviction ATP-dependent? | which promotes histone deposition onto DNA, and a novel activity, which prevents nucleosome eviction but not remodeling mediated by the ATP-dependent RSC complex |
Chronic kidney disease (CKD) increases the risk of all-cause mortality and cardiovascular disease as well as progression to end stage kidney failure. The relationship of glomerular filtration rate (GFR) and albuminuria with clinical outcomes in the general population are revealed. This allows to present levels of GFR a... | List the types of the Cardiorenal syndrome (CRS) according to the five-part classification system. | For mentioning the interaction of cardiovascular and renal diseases the cardiorenal syndrome (CRS) term was introduced, with its classification on 5 types, according to the presence of acute/chronic heart failure and primary/secondary origination of heart and kidney injury |
Tinea capitis is a fungal infection of the skin and the hair with involvement of the hair shaft and the pilosebaceous unit. It may be the most common of all cutaneous mycoses in children. Tinea capitis can be inflammatory or noninflammatory. It is thought that humoral and cell-mediated immunities play a role in the for... | What disease is tinea ? | Tinea capitis is a fungal infection of the skin and the hair with involvement of the hair shaft and the pilosebaceous unit. |
Ixazomib is the first investigational oral proteasome inhibitor to be studied clinically. In this phase 1 trial, 60 patients with relapsed/refractory multiple myeloma (median of 4 prior lines of therapy; bortezomib, lenalidomide, thalidomide, and carfilzomib/marizomib in 88%, 88%, 62%, and 5%, respectively) received si... | Which type of myeloma is ixazomib being evaluated for? | Ixazomib is the first investigational oral proteasome inhibitor to be studied clinically. In this phase 1 trial, 60 patients with relapsed/refractory multiple myeloma (median of 4 prior lines of therapy; bortezomib, lenalidomide, thalidomide, and carfilzomib/marizomib in 88%, 88%, 62%, and 5%, respectively) received si... |
Spinal muscular atrophy (SMA) is a common recessive disorder characterized by the loss of lower motor neurons in the spinal cord. The disease has been classified into three types based on age of onset and severity. SMA I-III all map to chromosome 5q13 (refs 2,3), and nearly all patients display deletions or gene conver... | Which is the genetic basis of Spinal Muscular Atrophy (SMA)? | Some correlation has been established between SMN protein levels and disease course; nevertheless, the genetic basis for SMA phenotypic variability remains unclear, and it has been postulated that the loss of an additional modifying factor contributes to the severity of type I SMA |
Three-dimensional pharmacophore hypothesis was established based on a set of known DPP-IV inhibitor using PharmaGist software program understanding the essential structural features for DPP-IV inhibitor. The various marketed or under developmental status, potential gliptins have been opted to build a pharmacophore mode... | What are 'vildagliptin', 'sitagliptin', 'saxagliptin', 'alogliptin', 'linagliptin', and 'dutogliptin'? | Sitagliptin (MK- 0431), Saxagliptin, Melogliptin, Linagliptin (BI-1356), Dutogliptin, Carmegliptin, Alogliptin and Vildagliptin (LAF237). |
We show evidence that mitochondria transfer from Jurkat cells to MSCs, which is mediated by cell adhesion, may be a potential therapeutic target for T-ALL treatment. | Can mitochondria transfer from cell to cell? | We show evidence that mitochondria transfer from Jurkat cells to MSCs, which is mediated by cell adhesion |
Gfi-1 and Gfi-1b are homologous transcriptional repressors involved in diverse developmental contexts, including hematopoiesis and oncogenesis. Transcriptional repression by Gfi proteins requires the conserved SNAG domain. To elucidate the function of Gfi proteins, we purified Gfi-1b complexes and identified interactin... | Is Lysine-specific demethylase 1 (LSD1) a critical regulator of hematopoiesis? | Inhibition of CoREST and LSD1 perturbs differentiation of erythroid, megakaryocytic, and granulocytic cells as well as primary erythroid progenitors |
Aspergillus terreus is successfully used for industrial production of itaconic acid. The acid is formed from cis-aconitate, an intermediate of the tricarboxylic (TCA) cycle, by catalytic action of cis-aconitate decarboxylase. It could be assumed that strong anaplerotic reactions that replenish the pool of the TCA cycle... | Which species may be used for the biotechnological production of itaconic acid? | Aspergillus terreus is successfully used for industrial production of itaconic acid |
The mutation RyR2-V2475F is phenotypically strong among other CPVT mutations and produces heterogeneous mechanisms of RyR2 dysfunction. In living mice, this mutation appears too severe to be harbored in all RyR2 channels but remains undetected under basal conditions if expressed at relatively low levels. β-adrenergic s... | Which mutations in the cardiac isoform of the ryanodine receptor (RyR2) have been found to be related to CPVT? | The mutation RyR2-V2475F is phenotypically strong among other CPVT mutations and produces heterogeneous mechanisms of RyR2 dysfunction. |
Mutations in the HPRT gene cause a spectrum of diseases that ranges from hyperuricemia alone to hyperuricemia with profound neurological and behavioral dysfunction. The extreme phenotype is termed Lesch-Nyhan syndrome. In 271 cases in which the germinal HPRT mutation has been characterized, 218 different mutations have... | How are deletion breakpoints defined? | The deletion breakpoints were defined by a combination of long polymerase chain reaction (PCR) amplifications, and conventional PCR and DNA sequencing. |
The SR/CR mouse phenotype, first described in 1999 in BALB/c and later bred into C57BL/6 mice, is resistant to cancer formation following high doses of cancer cells administered intraperitoneally. The tumor cell targeting and destruction mechanisms have not been identified. By fluorescence-activated cell sorting analys... | What is the function of CR elements in B-cells? | The SR/CR mouse phenotype, first described in 1999 in BALB/c and later bred into C57BL/6 mice, is resistant to cancer formation following high doses of cancer cells administered intraperitoneally. |
Fbw7 is a member of F-box family proteins, which constitute one subunit of Skp1, Cul1, and F-box protein (SCF) ubiquitin ligase complex. SCF(Fbw7) targets a set of well-known oncoproteins, including c-Myc, cyclin E, Notch, c-Jun, and Mcl-1, for ubiquitylation and degradation. Fbw7 provides specificity of the ubiquityla... | Is protein Fbw7 a SCF type of E3 ubiquitin ligase? | Fbw7 is a member of F-box family proteins, which constitute one subunit of Skp1, Cul1, and F-box protein (SCF) ubiquitin ligase complex. |
Phosphorylation of many aminoacyl tRNA synthetases (AARSs) has been recognized for decades, but the contribution of post-translational modification to their primary role in tRNA charging and decryption of genetic code remains unclear. In contrast, phosphorylation is essential for performance of diverse noncanonical fun... | Is the enzyme EPRS phosphorylated? | Phosphorylation of glutamyl-prolyl tRNA synthetase (EPRS) has been investigated extensively in our laboratory for more than a decade, and has served as an archetype for studies of other AARSs. |
An elevated serum level of LDL cholesterol is a well-known risk factor for cardiovascular disease (CVD), but the role of elevated triglyceride levels is debated. Controversies regarding hypertriglyceridaemia as an independent risk factor for CVD have occurred partly because elevated triglyceride levels are often a comp... | Describe mechanism of action of volanesorsen. | Some new drugs are on the horizon, such as volanesorsen (which targets apolipoprotein C-III), pemafibrate, and others. |
Traumatic brain injury (TBI) induces primary and secondary damage in both the endothelium and the brain parenchyma. While neurons die quickly by necrosis, a vicious cycle of secondary injury in endothelial cells exacerbates the initial injury. Thyroid hormones are reported to be decreased in patients with brain injury.... | Is there evidence to suggest that triiodothyronine has neuroprotective properties in traumatic brain injury? | Western blot analysis revealed the ability of T3 to reduce brain trauma through modulation of cytoplasmic-nuclear shuttling of nuclear factor-κB (NF-κB). Twenty-four hours after brain trauma, T3-treated mice also showed significantly lower number of TUNEL(+) apoptotic neurons and curtailed induction of Bax, compared to... |
G-Quadruplex, a unique secondary structure in nucleic acids found throughout human genome, elicited widespread interest in the field of therapeutic research. Being present in key regulatory regions of oncogenes, RNAs and telomere, G-Quadruplex structure regulates transcription, translation, splicing, etc. Changes in it... | What are the functions of DNA and RNA G-quadruplexes? | G-Quadruplex, a unique secondary structure in nucleic acids found throughout human genome, elicited widespread interest in the field of therapeutic research. Being present in key regulatory regions of oncogenes, RNAs and telomere, G-Quadruplex structure regulates transcription, translation, splicing, etc. |
To classify the cerebral cavernous malformations and to investigate the natural history of cavernous malformations according to the classification, 41 patients with 61 cavernous malformations (40 cavernous malformations from 22 patients treated with gamma knife surgery) were regularly followed up using magnetic resonan... | What is Cerebral Cavernous Malformation? | Although most cerebral cavernous malformations showed evolution of hemorrhage or no change in size or shape on follow-up MR images, cerebral cavernous malformations represented as mixture of subacute and chronic hemorrhage with hemosiderin rim (type II) have a higher frequency to rebleed than other types of cerebral ca... |
Lipid-lowering therapy is one major cornerstone of medical treatment of cardiovascular disease in order to modulate atherosclerosis. Statins, ezetimibe and novel PCSK9-inhibitors are already recommended in current guidelines and were shown to improve lipid profiles and have positive effects on the rate of ischemic even... | What is the mechanism of action of Evinacumab? | Moreover, regarding TG a monoclonal antibody called evinacumab and an antisense-oligonucleotide against ANGPTL3 showed effective TG-lowering. |
Brain tumors encompass a heterogeneous group of malignant tumors with variable histopathology, aggressiveness, clinical outcome and prognosis. Current gene expression profiling studies indicate interplay of genetic and epigenetic alterations in their pathobiology. A central molecular event underlying epigenetics is the... | How histone deacetylation causes transcriptional gene silencing? | The reversible nature of deregulated chromatin structure by DNA methylation and histone deacetylation inhibitors, leading to re-expression of tumor suppressor genes, makes chromatin-remodeling pathways as promising therapeutic targets. |
Fibroblasts are the predominant cell type in the cardiac interstitium. As the main matrix-producing cells in the adult mammalian heart, fibroblasts maintain the integrity of the extracellular matrix network, thus preserving geometry and function. Following myocardial infarction fibroblasts undergo dynamic phenotypic al... | what is the role of TGFbeta in cardiac regeneration after myocardial injury? | During the proliferative phase of healing, infarct fibroblasts undergo myofibroblast transdifferentiation forming stress fibers and expressing contractile proteins (such as α-smooth muscle actin). Mechanical stress, transforming growth factor (TGF)-β/Smad3 signaling and alterations in the composition of the extracellul... |
Mutations of tumor suppressor genes, of the mismatch DNA repair system, and of the TGF-beta-II-receptor are the main causes for a higher risk of colorectal cancer. Among mutations of the Ape gene, which characterize the clinical manifestation of the familial polyposis (FAP), point mutations are dominating which create ... | Which DNA repair system is involved in HNPCC? | Mutations in the genes of the mismatch DNA repair system and of the TGF-beta-II-receptor, the main defects of the HNPCC (hereditary nonpolyposis colorectal cancer), are exclusively identified in sequences of microsatellites. |
Viliuisk encephalomyelitis is an acute, often fatal, meningoencephalitis that tends to develop into a prolonged chronically progressive panencephalitis. Clinical, neuropathologic, and epidemiologic data argue for an infectious cause, although multiple attempts at pathogen isolation have been unsuccessful. To assess mec... | Viliuisk encephalomyelitis is diagnosed in which geographical area? | Initially identified in a small Yakut-Evenk population on the Viliui River of eastern Siberia, the disease subsequently spread through human contacts to new geographic areas, thus characterizing Viliuisk encephalomyelitis as an emerging infectious disease. |
Glucose-6-phosphate dehydrogenase (G6PD) deficiency is one of the most common human genetic abnormalities, and it has a significant prevalence in the male population (X chromosome linked). The purpose of this study was to estimate the frequency of impaired fasting glucose and diabetes among G6PD-deficient persons in Ma... | What is the inheritance of the glucose-6-phosphate dehydrogenase (G6PD) deficiency? | Glucose-6-phosphate dehydrogenase (G6PD) deficiency is one of the most common human genetic abnormalities, and it has a significant prevalence in the male population (X chromosome linked). |
Monoclonal antibody biologic therapies, introduced nearly 20 years ago, revolutionized the treatment of inflammatory bowel disease (IBD) and are now well established as the most effective agents available. As the first of these biologic agents starts to come off patent, biosimilar agents have emerged as alternatives to... | List 2 approved drug treatments for Inflammatory Bowel Disease (IBD). | Infliximab biosimilars for the treatment of IBD have been available in Europe and Asia for a few years and are expected to become available in the United States within the next 1 to 2 years |
A histological analysis was conducted in 138 female breast cancer patients, and the results were classified in accordance with "Histological Typing of Breast Tumours" (WHO, Geneva 1981). Since about half of these tumors showed more than one histological type of carcinoma, a simplified classification system with four gr... | List the cancers that are associated with SBLA syndrome. | The SBLA syndrome is a complex familial cancer syndrome characterized by a proclivity to Sarcomas, Breast cancers, brain tumors, Lung and laryngeal cancers, leukemia, and Adrenocortical carcinomas. |
The prevalence of MAC lung infection in two inner city hospitals was four times higher than that of TB. The indication for treatment of MAC infection should also rely heavily on clinical and radiological evidence when there is only one positive sputum culture. The diagnosis was considered only when the admitting physic... | Is Mycobacterium avium less susceptible to antibiotics than Mycobacterium tuberculosis? | Most patients with combined infection were clinically consistent with MTB and responded to anti MTB treatment alone. |
The Saccharomyces cerevisiae Forkhead Box (FOX) proteins, Fkh1 and Fkh2, regulate diverse cellular processes including transcription, long-range DNA interactions during homologous recombination, and replication origin timing and long-range origin clustering. We hypothesized that, as stimulators of early origin activati... | Which cellular function is associated with transcription factors forkhead 1 and 2 (Fkh1 and Fkh2)? | The Saccharomyces cerevisiae Forkhead Box (FOX) proteins, Fkh1 and Fkh2, regulate diverse cellular processes including transcription, long-range DNA interactions during homologous recombination, and replication origin timing and long-range origin clustering. |
Preconditioning describes the ischemic stimulus that triggers an endogenous, neuroprotective response that protects the brain during a subsequent severe ischemic injury, a phenomenon known as 'tolerance'. Ischemic tolerance requires new protein synthesis, leads to genomic reprogramming of the brain's response to subseq... | Is the microRNA 132 (miR-132) involved in brain pathologies? | Downregulation of miR-132 is consistent with our finding that preconditioning ischemia induces a rapid increase in MeCP2 protein, but not mRNA, in mouse cortex. These studies reveal that ischemic preconditioning regulates expression of miRNAs and their predicted targets in mouse brain cortex, and further suggest that m... |
Frequent mutations in isocitrate dehydrogenase 1 and 2 (IDH1 and IDH2) and the promoter of telomerase reverse transcriptase (TERT) represent two significant discoveries in glioma genomics. Understanding the degree to which these two mutations co-occur or occur exclusively of one another in glioma subtypes presents a un... | Is there an association between TERT promoter mutation and survival of glioma patients? | Patients whose Grade III-IV gliomas exhibit TERT promoter mutations alone predominately have primary GBMs associated with poor median OS (11.5 months). Patients whose Grade III-IV gliomas exhibit IDH1/2 mutations alone predominately have astrocytic morphologies and exhibit a median OS of 57 months while patients whose ... |
cGMP deficiency has deleterious effects on the heart and contributes to the progression of HF. Different molecules, including nitric oxide (NO) donors, phosphodiesterase inhibitors, and natriuretic peptides analogues, target the NO-sCG-cGMP pathway but have yielded conflicting results in HF patients. Vericiguat acts as... | What is the mechanism of action of Vericiguat? | yielded conflicting results in HF patients. Vericiguat acts as a sGC stimulator thus targeting the NO-sGC-cGMP pathway by a different mechanism that co |
Conserved noncoding elements (CNEs) in vertebrate genomes often act as developmental enhancers, but a critical issue is how well orthologous CNE sequences retain the same activity in their respective species, a characteristic important for generalization of model organism studies. To quantify how well CNE enhancer acti... | Do Conserved noncoding elements act as enhancers? | In all four cases where the zebra fish and human CNE display a similar expression pattern in zebra fish, the human CNE also displays a similar expression pattern in mouse. This suggests that the endogenous enhancer activity of ∼30% of human CNEs can be determined from experiments in zebra fish |
miRNAs are a group of small noncoding RNAs measuring 19-25 nucleotides. Sequence-specific binding of miRNAs to the 3´ untranslated regions of target genes leads to translational repressions. Dysregulation of miRNA expression involved in cancer can be triggered by multiple mechanisms including aberrant DNA methylation o... | Are microRNA (miR) regulated through DNA methylation of their promoters? | Moreover, miRNA silencing mediated by aberrant promoter DNA methylation can potentially be reversed by hypomethylating agents, and hence may pose a new therapeutic target in cancer |
The inflammatory Bowel diseases (IBDs) are a chronic, relapsing inflammatory diseases of the gastrointestinal tract with heterogeneous behavior and prognosis. The introduction of biological therapies including anti-TNF, anti-IL-12/23, and anti-integrins, has revolutionized the treatment of IBD, but these drugs are not ... | What is the mechanism of action of ozanimod? | This review will focus on SM drugs approved and under development, including JAK inhibitors (tofacitinib, filgotinib, upadacitinib, peficitinib) and S1PR agonists (KRP-203, fingolimod, ozanimod, etrasimod, amiselimod), and their mechanism of action. |
Cardiovascular disease (CVD) represents the most common cause of death worldwide. The consumption of natural polyphenol-rich foods, and cocoa in particular, has been related to a reduced risk of CVD, including coronary heart disease and stroke. Intervention studies strongly suggest that cocoa exerts a beneficial impact... | Is the consumption of chocolate associated with an increase in cardiovascular disease? | The consumption of natural polyphenol-rich foods, and cocoa in particular, has been related to a reduced risk of CVD, including coronary heart disease and stroke. |
Dihydroorotate dehydrogenase (DHODH) mediates the fourth step of de novo pyrimidine biosynthesis and is a proven drug target for inducing immunosuppression in therapy of human disease as well as a rapidly emerging drug target for treatment of malaria. In Toxoplasma gondii, disruption of the first, fifth, or sixth step ... | Human dihydroorotate dehydrogenase is a drug target and is involved in what biosynthetic pathway | Dihydroorotate dehydrogenase (DHODH) mediates the fourth step of de novo pyrimidine biosynthesis and is a proven drug target for inducing immunosuppression in therapy of human disease as well as a rapidly emerging drug target for treatment of malaria. |
Hunter disease or mucopolysaccharidosis type II is an X-linked disease caused by the deficiency of the lysosomal enzyme iduronate-2-sulfatase (IDS). The IDS gene (24 kb) contains nine exons and has been completely sequenced. A pseudogene (IDS-2 locus) distal to the functional IDS gene has recently been identified. This... | Is Hunter's disease is associated with the X Chromosome? | Hunter disease or mucopolysaccharidosis type II is an X-linked disease caused by the deficiency of the lysosomal enzyme iduronate-2-sulfatase (IDS). Th |
We demonstrate that the extraction of RNA and subsequent identification of miRNAs from the serum of individuals diagnosed with ovarian cancer is feasible. Real-time PCR-based microarray is a novel and practical means to performing high-throughput investigation of serum RNA samples. miRNAs-21, 92 and 93 are known oncoge... | Which miRNAs could be used as potential biomarkers for epithelial ovarian cancer? | miRNAs-21, 92 and 93 are known oncogenes with therapeutic and biomarker potential |
Four patients from three families with the clinical features of DOOR syndrome (onycho-osteodystrophy, dystrophic thumbs, sensorineural deafness, and increased urinary levels of 2-oxoglutarate) are the subjects of this report. Our report deals with the autosomal recessive form of the disease, wherein the activity of 2-o... | List features of the DOOR syndrome. | Four patients from three families with the clinical features of DOOR syndrome (onycho-osteodystrophy, dystrophic thumbs, sensorineural deafness, and increased urinary levels of 2-oxoglutarate) are the subjects of this report. |
The application of afamelanotide, an α-melanocyte stimulating hormone agonistic analogue to protoporphyria, a disease with absolute sunlight-intolerance is discussed. The clinics, genetics and existing therapies of protoporphyria are described. The physiological receptor-mediated intracellular signaling of α-melanocyte... | Which diseases can be treated with Afamelanotide? | The application of afamelanotide, an α-melanocyte stimulating hormone agonistic analogue to protoporphyria, a disease with absolute sunlight-intolerance is discussed. |
We observed a novel 3.5 Mb 5q subtelomeric deletion in a 3-year-old girl with developmental delay, hypotonia and multiple minor anomalies. Comparison of her phenotype with the few published patients with terminal 5q35 deletions revealed several overlapping features, but also showed remarkable differences such as shortn... | Have 5q35 microdeletions been implicated in Sotos syndrome development? | After the report of 5q35.3 microdeletions in Sotos syndrome we integrated the published BACs into the public draft sequence and exactly mapped the deletion size in our patient by FISH analysis with 15 BAC probes. |
Panama disease of banana, caused by the fungus Fusarium oxysporum f. sp. cubense, is a serious constraint both to the commercial production of banana and cultivation for subsistence agriculture. Previous work has indicated that F. oxysporum f. sp. cubense consists of several clonal lineages that may be genetically dist... | What is the causative agent of the "Panama disease" affecting bananas? | Panama disease of banana, caused by the fungus Fusarium oxysporum f. sp. cubense, is a serious constraint both to the commercial production of banana and cultivation for subsistence agriculture |
Three patients with normal pressure hydrocephalus and Parkinson's disease are reported. The recognition of this association is important because these two entities require specific therapeutic approaches. The presence of Parkinson's disease does not preclude an excellent response of the hydrocephalus to a shunting proc... | List symptoms of Hakim Triad. | Although several reports of cases with the characteristic clinical manifestations of normal pressure hydrocephalus--progressive dementia, gait difficulty and urinary incontinence--have been published earlier, it was Adams and Hakim who emphasized the clinical triad and the effect of shunting the cerebrospinal fluid as ... |
The organic cation transporter 3 (OCT3; synonymous: extraneuronal monoamine transporter, EMT, Slc22a3) encodes an isoform of the organic cation transporters and is expressed widely across the whole brain. OCTs are a family of high-capacity, bidirectional, multispecific transporters of organic cations. These also includ... | How is OCT3 associated with serotonin? | Interestingly, OCT3 mRNA is however also significantly up-regulated in the hippocampus of serotonin transporter knockout mice where it might serve as an alternative reuptake mechanism for serotonin |
Multiple myeloma is a neoplastic plasma-cell disorder resulting from malignant plasma cells in the bone marrow. It can cause a hyperviscosity syndrome secondary to the paraproteinaemia associated with the disease. The increased hyperviscosity can lead to retinal vein occlusions and other ocular problems that may challe... | Can multiple myeloma patients develop hyperviscosity syndrome? | Multiple myeloma is a neoplastic plasma-cell disorder resulting from malignant plasma cells in the bone marrow. It can cause a hyperviscosity syndrome secondary to the paraproteinaemia associated with the disease. The increased hyperviscosity can lead to retinal vein occlusions and other ocular problems that may challe... |
The diagnostic categories of impaired glucose tolerance (IGT) and impaired fasting glucose (IFG) were stablished in an effort to identify populations at risk for developing type 2 diabetes mellitus (T2DM). Both IGT and IFG are associated with increased risk of developing T2DM, but recent analyses found that the thresho... | What are the five traits associated with metabolic syndrome? | T have been associated with other features of insulin resistance, including dyslipidaemia, hypertension, abdominal obesity, microalbuminuria, endothelial dysfunction, and markers of inflammation and hypercoagulability, traits collectively referred to as the metabolic syndrome. Analyses of com |
Most radiation-induced osteosarcomas of the skull are reported to arise in the facial bone or paranasal sinus after radiotherapy for retinoblastoma and/or pituitary adenoma. Here we report two cases of radiation-induced osteosarcoma in the paranasal sinus after treatment for frontal glioma. Case 1 was a 56-year-old wom... | Can radiotherapy cause radiation induced osteosarcoma? | Most radiation-induced osteosarcomas of the skull are reported to arise in the facial bone or paranasal sinus after radiotherapy for retinoblastoma and/or pituitary adenoma. |
Primers for vertebrate mitochondrial leading-strand DNA replication are products of transcription synthesized by mitochondrial RNA polymerase. The precursor primer RNA exists as a persistent RNA-DNA hybrid, known as an R-loop, formed during transcription through the replication origin (Xu, B., and Clayton, D. A. (1996)... | Do R-loops tend to form at sites of DNA replication? | The precursor primer RNA exists as a persistent RNA-DNA hybrid, known as an R-loop, formed during transcription through the replication origin (Xu, B., and Clayton, D. A. (1996) EMBO J. 15, 3135-3143). |
Mycobacterium tuberculosis (Mtb), the pathogen causing tuberculosis, continues to elude a cure. Latent Mtb forms are present in human population for extended periods and have the potential to be re-activated into an active form. The prophylactic vaccine, live-attenuated Mycobacterium bovis Bacillus-Calmette-Guerin (BCG... | What is the function of the dormancy survival regulator (DosR) in Mycobacterium tuberculosis? | DosR (Dormancy Survival Regulator, Rv3133c) regulon genes are expressed under the conditions of latency/dormancy. |
Alzheimer's disease (AD) represents a major public health challenge. It is the most common cause of dementia, the worldwide prevalence of which will double every 20 years in the foreseeable future. It would be good if it were possible to treat AD early to diminish its impact, but current evidence does not support early... | PBT2 has been tested for which disorder? | Metalloproteinase modifiers such as PBT2 may be useful AD therapies, but current evidence gives no support to their immediate use in pre-symptomatic AD. |
Microorganisms of the microsporidia group are obligated intracellular protozoa that belong to the phylum Microspora; currently they are considered to be related or belong to the fungi reign. It is considered an opportunistic infection in humans, and 14 species belonging to 8 different genera have been described. Immuno... | In which kingdom do microsporidia belong, according to their current classification scheme? | Microorganisms of the microsporidia group are obligated intracellular protozoa that belong to the phylum Microspora; currently they are considered to be related or belong to the fungi reign |
Fluorescent chromatin tagging by the lacO operator/lac repressor system in Arabidopsis thaliana is useful to trace distinct chromatin domains in living cells. Nevertheless, the tandem repeats of the tagging system may alter the spatial organisation of chromatin within nuclei by increasing homologous pairing as well as ... | In which proteins is the chromodomain present? | Because, in plants, DNA methylation can serve as a signal for H3-lysine9-dimethylation (H3K9me2), and subsequently for non-CG-context DNA methylation, SET-domain histone methyltransferase and chromodomain dna methyltransferase 3 (cmt3) mutations were introgressed. In suvh4 suvh5 suvh6 and cmt3 mutants, H3K9me2 associat... |
Fanconi Anemia (FA) is an autosomal recessive syndrome characterized by congenital abnormalities, progressive bone marrow failure, and susceptibility to cancer. FA has eight known complementation groups and is caused by mutations in at least seven genes. Biallelic BRCA2 mutations were shown recently to cause FA-D1. Mon... | Which is the genetic cause for the development of Fanconi anemia complementation group D1? | Biallelic BRCA2 mutations were shown recently to cause FA-D1. |
Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL), the most common form of familial vascular dementia, is caused by mutations of the NOTCH3 gene. Approximately two hundred pathogenic mutations have been reported within five exons (exons 3, 4, 6, 11 and 19) which accoun... | Which gene is involved in CADASIL? | leukoencephalopathy (CADASIL), the most common form of familial vascular dementia, is caused by mutations of the NOTCH3 gene |
In the WHO glioma classification guidelines grade (glioblastoma versus lower-grade glioma), IDH mutation and 1p/19q co-deletion status play a central role as they are important markers for prognosis and optimal therapy planning. Currently, diagnosis requires invasive surgical procedures. Therefore, we propose an automa... | The 1p19q co-deletion is associated with what types of tumors? | In the WHO glioma classification guidelines grade (glioblastoma versus lower-grade glioma), IDH mutation and 1p/19q co-deletion status play a central role as they are important markers for prognosis and optimal therapy planning. |
Fanconi anemia (FA) is a rare inherited genetic condition that may lead to bone marrow failure, leukemia, and/or solid tumors. It is caused by the loss of function of at least 1 gene of the FA/BRCA pathway, which is necessary for DNA repair. Patients with FA have a 200-fold to 1000-fold risk of developing head and neck... | Summarize Fanconi's anemia | Fanconi anemia (FA) is a rare inherited genetic condition that may lead to bone marrow failure, leukemia, and/or solid tumors. |
Multiple strategies evolved by Mycobacterium tuberculosis (M. tb) have contributed to its successful prevalence. We previously identified specific genes in the cysteine protease and calcium-calmodulin pathways that regulated immune responses from dendritic cells (DCs). In this study we have characterized the role of ne... | What is the biological role of Neddylation? | Neddylation is a process that is similar to ubiquitination. It however has its own enzyme machinery. It is coupled to ubiquitination and is important for maintaining cellular homeostasis. |
The integration of genome annotations is critical to the identification of genetic variants that are relevant to studies of disease or other traits. However, comprehensive variant annotation with diverse file formats is difficult with existing methods. Here we describe vcfanno, which flexibly extracts and summarizes at... | What is vcfanno? | The integration of genome annotations is critical to the identification of genetic variants that are relevant to studies of disease or other traits. However, comprehensive variant annotation with diverse file formats is difficult with existing methods. Here we describe vcfanno, which flexibly extracts and summarizes at... |
Drug development for multiple sclerosis (MS), as with any other neurological disease, faces numerous challenges, with many drugs failing at various stages of development. The disease-modifying therapies (DMTs) first introduced for MS are only moderately effective, but given the lack of competition, they have been widel... | What is the mechanism of action of ocrelizumab for treatment of multiple sclerosis? | Rituximab is unlikely to be developed further as its license will expire, but ocrelizumab, another monoclonal antibody directly targeting B cells, is currently in phase 2 development and looks promising. |
Autosomal-dominant familial amyotrophic lateral sclerosis (FALS) is associated with mutation in the gene that encodes Cu/Zn superoxide dismutase (SOD1). We identified a novel missense mutation of SOD-1 (Cys6Gly) in exon 1 in a Japanese woman and her family. The illness showed rapid progression similarly to the FALS wit... | Can Amyotrophic Lateral Sclerosis (ALS) be associated with a mutation of the Super Oxide Dismutase 1 (SOD) gene? | (1996) (Morita, M., Aoki, M., Abe, K., Hasegawa, T., Sakuma, R., Onodera, Y., Ichikawa, N., Nishizawa, M. and Itoyama, Y., A novel two-base mutation in the Cu/Zn superoxide dismutase gene associated with familial amyotrophic lateral sclerosis in Japan. |
Plantar fasciitis, a chronic degenerative process that causes medial plantar heel pain, is responsible for approximately 1 million physician visits each year. Individuals with plantar fasciitis experience pain that is most intense during their first few steps of the day or after prolonged standing. The authors provide ... | What is plantar fasciitis | Plantar fasciitis, a chronic degenerative process that causes medial plantar heel pain, is responsible for approximately 1 million physician visits each year |
Aagenaes syndrome, also called Lymphedema Cholestasis Syndrome (LSC 1), is a form of idiopathic familial intrahepatic cholestasis associated with lymphedema of the lower extremities. It is named after the Norwegian pediatrician Oyestein Aagenaes, who described the syndrome in 1968. The presence of lymphedema is likely ... | List two most common symptoms of Aagenaes syndrome. | Aagenaes syndrome, also called Lymphedema Cholestasis Syndrome (LSC 1), is a form of idiopathic familial intrahepatic cholestasis associated with lymphedema of the lower extremities. |
For development and evaluation of methods for predicting the effects of variations, benchmark datasets are needed. Some previously developed datasets are available for this purpose, but newer and larger benchmark sets for benign variants have largely been missing. VariSNP datasets are selected from dbSNP. These subsets... | What is the aim of the PhenCode database? | These subsets were filtered against disease-related variants in the ClinVar, UniProtKB/Swiss-Prot, and PhenCode databases, to identify neutral or nonpathogenic cases. |
Recent segmental duplications (SDs), arising from duplication events that occurred within the past 35-40 My, have provided a major resource for the evolution of proteins with primate-specific functions. KRAB zinc finger (KRAB-ZNF) transcription factor genes are overrepresented among genes contained within these recent ... | How many genes belong to the KRAB-ZNF family in the human genome? | Here, we examine the structural and functional diversity of the 70 human KRAB-ZNF genes involved in the most recent primate SD events including genes that arose in the hominid lineag |
Cerebral hemiatrophy or Dyke-Davidoff-Masson syndrome is a condition characterized by seizures, facial asymmetry, contralateral hemiplegia or hemiparesis, and mental retardation. These findings are due to cerebral injury that may occur early in life or in utero. The radiological features are unilateral loss of cerebral... | What is the characteristic feature of the Dyke-Davidoff-Masson syndrome. | The radiological features are unilateral loss of cerebral volume and associated compensatory bone alterations in the calvarium, like thickening, hyperpneumatization of the paranasal sinuses and mastoid cells and elevation of the petrous ridge. |
Approximately 4.1% of unrelated patients had HCM-associated MLP or TCAP mutations. MLP/TCAP-HCM phenotypically mirrors myofilament-HCM and is more severe than the subset of patients who still remain without a disease-causing mutation. The precise role of W4R-MLP in the pathogenesis of either DCM or HCM warrants further... | Is muscle lim protein (MLP) involved in cardiomyopathies? | Approximately 4.1% of unrelated patients had HCM-associated MLP or TCAP mutations. MLP/TCAP-HCM phenotypically mirrors myofilament-HCM and is more severe than the subset of patients who still remain without a disease-causing mutation. The precise role of W4R-MLP in the pathogenesis of either DCM or HCM warrants further... |
Transcriptionally active and inactive chromatin domains tend to segregate into separate sub-nuclear compartments to maintain stable expression patterns. However, here we uncovered an inter-chromosomal network connecting active loci enriched in circadian genes to repressed lamina-associated domains (LADs). The interacto... | Does the association of PARP1 and CTCF follow a circadian rhythm? | here we uncovered an inter-chromosomal network connecting active loci enriched in circadian genes to repressed lamina-associated domains (LADs). |
Cardiolipin is a major membrane phospholipid in the mitochondria and is essential for cellular energy metabolism mediated through mitochondrial oxidative phosphorylation. Recent studies indicate that it plays a diverse role in cellular metabolism. Eukaryotic cardiolipin is synthesized de novo from phosphatidic acid via... | Which gene is involved in the development of Barth syndrome? | This resynthesis of deacylated cardiolipin from monolysocardiolipin occurs via the Barth Syndrome gene product tafazzin and acyllysocardiolipin acyltransferase-1, monolysocardiolipin acyltransferase-1 and the alpha subunit of trifunctional protein. |
CTCF and the associated cohesin complex play a central role in insulator function and higher-order chromatin organization of mammalian genomes. Recent studies identified a correlation between the orientation of CTCF-binding sites (CBSs) and chromatin loops. To test the functional significance of this observation, we co... | Does CRISPR inversion of CTCF sites alter genome topology? | To test the functional significance of this observation, we combined CRISPR/Cas9-based genomic-DNA-fragment editing with chromosome-conformation-capture experiments to show that the location and relative orientations of CBSs determine the specificity of long-range chromatin looping in mammalian genomes, using protocadh... |
LTF (lactotransferrin, or lactoferrin) plays important role in innate immunity, and its anti-tumor function has also been reported in multiple cancers. We previously reported that LTF is significantly down-regulated in nasopharyngeal carcinoma (NPC) and acts as a tumor suppressor by suppressing AKT signaling. However, ... | Is lactotransferrin a tumour suppressor? | LTF (lactotransferrin, or lactoferrin) plays important role in innate immunity, and its anti-tumor function has also been reported in multiple cancers. |
We estimated the genome-wide contribution of recessive coding variation in 6040 families from the Deciphering Developmental Disorders study. The proportion of cases attributable to recessive coding variants was 3.6% in patients of European ancestry, compared with 50% explained by de novo coding mutations. It was higher... | Are recessive coding variants responsible for the majority of undiagnosed nonconsanguineous individuals? | Our results suggest that recessive coding variants account for a small fraction of currently undiagnosed nonconsanguineous individuals, and that the role of noncoding variants, incomplete penetrance, and polygenic mechanisms need further exploration. |
A retrospective study in which we reviewed the hospital files of a subset of 7 patients with Duchenne muscular dystrophy participating in the open-label phase I/II PRO051-02 study in Leuven. The objective of this study was to describe in detail the injection site reactions in these children treated with drisapersen (PR... | What datasets are available related to Duchenne Muscular Dystrophy? | escalating dose pilot study (PRO051-02) with drisapersen. |
Checkpoint inhibitors with monoclonal antibodies targeting the CTLA-4 or PD-1 axis have revolutionized treatment in some solid tumors, especially melanoma and lung. The role of the CTLA-4 and PD-1 pathways and their inhibition in lymphoma may be different compared to solid tumors. In heavily pretreated Hodgkin lymphoma... | What are PD-1 inhibitors? | Checkpoint inhibitors with monoclonal antibodies targeting the CTLA-4 or PD-1 axis have revolutionized treatment in some solid tumors, especially melanoma and lung |
Interest in DNA-intercalating ligands as anti-cancer drugs has developed greatly since the clinical success of doxorubicin. However, despite a great deal of 'rational design' of synthetic DNA-intercalators, only a few such compounds have proved clinically useful. This review briefly surveys the history of DNA-intercala... | Can DNA intercalators function as topoisomerase inhibitors? | These include: (i) the production of improved topoisomerase inhibitors (by consideration of drug/protein as well as drug/DNA interactions); (ii) the development of reductively-activated chromophores as hypoxia-selective agents; and (iii) the use of DNA-intercalators of known DNA binding orientation as 'carriers' for th... |
Glial tumors are malignant brain tumors that arise from glial cells of brain or spine and have genetic aberrations in their genome. 1p/19q co-deletion is associated with increased Overall Survival (OS) time with enhanced response to chemo- and radio-therapy in oligodendrogliomas. However, prognostic significance of 1p/... | The 1p19q co-deletion is associated with what types of tumors? | The study demonstrated that 1p/19q co-polysomy is a poor prognostic marker for glial tumor. |
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