Merck
Search Within
Applied Filters:
Keyword:'34885'
Showing 1-30 of 3396 results for "

34885

" within Papers
Vijayashankar Nataraj et al.
PloS one, 10(3), e0122804-e0122804 (2015-04-22)
Lipooligosaccharides are glycolipids found in the cell wall of many mycobacterial species including the opportunistic pathogen Mycobacterium kansasii. The genome of M. kansasii ATCC12478 contains a cluster with genes orthologous to Mycobacterium marinum LOS biosynthesis genes. To initiate a genetic
Li Ying Liu et al.
International journal of oncology, 45(3), 1257-1265 (2014-06-28)
MicroRNA (miRNA)-126 (miR-126) was reported to be downregulated and to act as a tumor suppressor in cancers of the lung, cervix, bladder and prostate. However, the functions of miR-126 in gastric cancer appear to be diverse and are largely unknown.
Davy Baudelet et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 986-987, 35-43 (2015-02-24)
The P2X receptors are seven-transmembrane domain G protein-coupled receptors and the 7 subtypes of P2X receptors identified in humans, and named P2X1 to P2X7, are channel receptors whose endogenous ligand is ATP. New antagonists of the P2X7 receptor were developed
Ilaria Naldi et al.
PloS one, 9(5), e98101-e98101 (2014-05-24)
Epigenetic events are critical contributors to the pathogenesis of cancer, and targeting epigenetic mechanisms represents a novel strategy in anticancer therapy. Classic demethylating agents, such as 5-Aza-2'-deoxycytidine (Decitabine), hold the potential for reprograming somatic cancer cells demonstrating high therapeutic efficacy
Rosaiah Kotikalapudi et al.
Pakistan journal of biological sciences : PJBS, 16(23), 1823-1825 (2014-02-11)
The aim of the study is to standardize the simple method for extracting DNA from cells fixed in fixative (3:1 ratio of methanol and acetic acid glacial) mostly used for chromosomal studies in cattle and buffaloes. These fixed cells were
Tamyris Regina Matos Lopes et al.
Pharmaceutical biology, 53(6), 897-903 (2014-11-29)
Eupatorium triplinerve Vahl (Asteraceae), popularly known as Japana, is widely used in folk medicine, due its analgesic, anticoagulant, antianorexic, antiparasitic, anthelmintic, sedative, antifungal, and antibacterial properties. The present study evaluated the chemical composition and antimicrobial activity of E. triplinerve extracts
Iwona Żur et al.
Plant cell reports, 34(1), 47-62 (2014-09-28)
Effective microspore embryogenesis in triticale is determined by a specific hormonal homeostasis: low value of IAA/cytokinins, IAA/ABA and cytokinins/ABA ratios as well as proper endogenous/exogenous auxin balance, which favours androgenic structure formation and green plant regeneration ability. The concentration of
Irina Vyazunova et al.
PloS one, 9(11), e113489-e113489 (2014-11-26)
Genomic studies of human high-grade gliomas have discovered known and candidate tumor drivers. Studies in both cell culture and mouse models have complemented these approaches and have identified additional genes and processes important for gliomagenesis. Previously, we found that mobilization
Keerthi B Jayasundera et al.
Analytical chemistry, 86(13), 6363-6371 (2014-06-07)
Engagement of the B cell receptor for antigen (BCR) leads to immune responses through a cascade of intracellular signaling events. Most studies to date have focused on the BCR and protein tyrosine phosphorylation. Because spleen tyrosine kinase, Syk, is an
Nizam Uddin et al.
PloS one, 9(11), e111101-e111101 (2014-11-05)
Citrus macroptera Montr. (C. macroptera) is locally known as Satkara. The fruit of this plant is used as appetite stimulant and in the treatment of fever. This study therefore aimed to evaluate the toxic effects of the fruit extract using
Yueming Zhou et al.
The Analyst, 139(21), 5387-5392 (2014-08-26)
Better sensitivity and interface of ambient sampling/ionization mass spectrometry remain a challenge. Herein, a novel, plasma-based, ambient sampling/ionization/transmission (PASIT) integrated source in a pin-to-funnel configuration was developed for the sensitive analysis of complex samples. With the funnel sleeve directly affected
Zhifeng Li et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 988, 45-52 (2015-03-10)
An ultra performance liquid chromatography (UHPLC) coupled with electrospray ionization quadrupole time-of-flight mass spectrometry (ESI-Q-TOF-MS/MS) was used in the structural determination of natural compounds in Gastrodia elata. A total of 64 compounds were identified or tentatively characterized. The strategy used
Wen Hu et al.
Colloids and surfaces. B, Biointerfaces, 123, 254-263 (2014-10-04)
Nanocarriers with low toxicity, high stability, long circulation in blood and triggered drug release at target sites are extremely needed for cancer therapy. In this study, different molar ratios of poly (ethylene glycol) (PEG) were conjugated to poly (amidoamine) dendrimer
Liang Hu et al.
Materials science & engineering. C, Materials for biological applications, 47, 313-324 (2014-12-11)
We used a combination of mesoporous silica nanospheres (MSN) and layer-by-layer (LBL) self-assembly technology to establish a new oral sustained drug delivery system for the poorly water-soluble drug felodipine. Firstly, the model drug was loaded into MSN, and then the
Kalaiselvi Senthil et al.
PloS one, 10(4), e0123360-e0123360 (2015-04-16)
Free radical scavenging activity (FRSA), total phenolic content (TPC), and total flavonoid content (TFC) of in vitro cultured and field grown Withania somnifera (Ashwagandha) roots were investigated. Withanolides analysis and comprehensive metabolic profiling between 100% methanol extracts of in vitro
Sakorn Anuleejun et al.
Anticancer research, 34(8), 3925-3935 (2014-07-31)
The aim of the present study was to establish the strategy for producing a single-chain variable fragment (scFv) antibody fused with interleulin-2 (IL2) by Pichia pastoris and to optimize production during fed-batch cultivation in a 5-l fermenter. We constructed a
Zheng Wang et al.
Applied and environmental microbiology, 81(2), 699-712 (2014-11-16)
Biocathode extracellular electron transfer (EET) may be exploited for biotechnology applications, including microbially mediated O2 reduction in microbial fuel cells and microbial electrosynthesis. However, biocathode mechanistic studies needed to improve or engineer functionality have been limited to a few select
Ida Fejős et al.
Journal of pharmaceutical and biomedical analysis, 98, 327-333 (2014-07-06)
Due to their popularity, medicinal products containing the phophodiesterase type 5 enzyme (PDE-5) inhibitors sildenafil, vardenafil and tadalafil are often subject to counterfeiting. In addition, illicit herbal dietary supplements adulterated with these substances or their analogs have appeared on the
Khemraj Bairwa et al.
Phytochemical analysis : PCA, 25(5), 415-420 (2014-03-29)
Boerhaavia diffusa is a perennial herb belonging to Nyctaginaceae. Various classes of chemical constituents such as phenolics (boeravinones), terpenoids and organic acids have been reported in B. diffusa roots. As boeravinones have been proposed as putative active constituents for the
Kang Mo Ku et al.
Journal of the science of food and agriculture, 94(10), 2090-2096 (2013-12-18)
Spray treatment of methyl jasmonate (MeJA) has been shown to increase glucosinolate (GS) concentrations and health-promoting activity in Brassica vegetables. Since there is no reported standardized protocol, several MeJA treatment studies have been conducted to maximize human health bioactivity using
Xinhuan Wan et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 969, 95-100 (2014-08-30)
A simple, rapid and sensitive reversed-phase ultra-performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) method was developed and validated for the simultaneous quantitative determination of oxiracetam and its degraded substance 4-hydroxy-2-oxo-1-pyrrolidine acetic acid (HOPAA) in rat plasma. After plasma samples were deproteinized
Lei Wang et al.
Environment international, 78, 45-50 (2015-03-10)
The extensive use of environmental phenols (e.g., bisphenol A) and heterocyclic aromatic compounds (e.g., benzothiazole) in consumer products as well as widespread exposure of humans to these compounds have been well documented. Biomonitoring studies have used urinary measurements to assess
Shuichi Toyouchi et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 15(17), 3832-3838 (2014-09-13)
The effect of solute affinity on solute diffusion in binary liquids well below the lower critical solution temperature (LCST) was studied by using fluorescence correlation spectroscopy. We measured the hydrodynamic radii of a hydrophobic and an amphiphilic fluorescent dye under
Stefan Hausmann et al.
PloS one, 10(4), e0122689-e0122689 (2015-04-04)
Multiple myeloma (MM) is a generally fatal plasma cell cancer that often shows activation of the phosphoinositide 3-kinase/Akt (PI3K/Akt) pathway. Targeted pharmacologic therapies, however, have not yet progressed beyond the clinical trial stage, and given the complexity of the PI3K/Akt
Athena K Petrides et al.
Clinical biochemistry, 47(15), 73-79 (2014-08-05)
Depression is a rapidly growing issue in the United States. There are many drug classes that may be used to treat depression, including the selective serotonin-reuptake inhibitors (SSRIs) citalopram (Celexa®) and sertraline (Zoloft®), as well as the aminoketone bupropion (Wellbutrin®).
Jinping Cao et al.
Food chemistry, 173, 855-863 (2014-12-04)
The physicochemical characteristics of four cherry species (Prunus avium, Prunus cerasus, Prunus pseudocerasus and Prunus tomentosa) were evaluated. Inter-species variability was greater than intra-species differences. Glucose and fructose were the main sugars, and malic acid was the main organic acid
Wino J Wijnen et al.
PloS one, 9(5), e96290-e96290 (2014-05-03)
MicroRNAs (miRNAs) regulate many aspects of cellular function and their deregulation has been implicated in heart disease. MiRNA-30c is differentially expressed in the heart during the progression towards heart failure and in vitro studies hint to its importance in cellular
Daman Kumari et al.
Human mutation, 35(12), 1485-1494 (2014-09-17)
Fragile X syndrome (FXS) is the most frequent cause of inherited intellectual disability and autism. It is caused by the absence of the fragile X mental retardation 1 (FMR1) gene product, fragile X mental retardation protein (FMRP), an RNA-binding protein
Changrong Ge et al.
The FEBS journal, 281(16), 3667-3684 (2014-06-26)
Intracellular vesicles are abundant in eukaryotic cells but absent in the Gram-negative bacterium Escherichia coli. However, strong overexpression of a monotopic glycolipid-synthesizing enzyme, monoglucosyldiacylglycerol synthase from Acholeplasma laidlawii (alMGS), leads to massive formation of vesicles in the cytoplasm of E. coli. More importantly
María Guadalupe Valle-Dorado et al.
Neuropharmacology, 92, 49-55 (2015-01-13)
Experiments were designed to evaluate changes in the histamine release, mast cell number and neuronal damage in hippocampus induced by status epilepticus. We also evaluated if sodium cromoglycate, a stabilizer of mast cells with a possible stabilizing effect on the
Page 1 of 114
Page 1 of 114