نتایج جستجو برای: 12a
تعداد نتایج: 652 فیلتر نتایج به سال:
Interleukin 35 (IL-35) is a heterodimeric cytokine involved in the development of atherosclerosis. The aim of the present study was to establish if the polymorphisms of IL-12A and EBI3 genes that encode the IL-35 subunits are associated with the development of premature coronary artery disease (CAD) in Mexican individuals. The IL-12A and EBI3 polymorphisms were determined in 1162 patients with ...
Two approaches to the synthesis of 2-chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)adenine (1, clofarabine) were studied. The first approach consists in the chemical synthesis of 2-deoxy-2-fluoro-α-D-arabinofuranose-1-phosphate (12a, (2F)Ara-1P) via three step conversion of 1,3,5-tri-O-benzoyl-2-deoxy-2-fluoro-α-D-arabinofuranose (9) into the phosphate 12a without isolation of intermediary pr...
Five new minor metabolites, papyracon D (6), 6-O-methylpapyracon B (9), 6-O-methylpapyracon C (10), lachnumfuran A (11) and lachnumlactone A (12a), together with the known chloromycorrhizinol A (4), have been isolated from extracts of the culture fluids of the ascomycete Lachnum papyraceum. The compounds, which structures were determined by spectroscopic methods, are structurally related to the...
A new flavanone, 4',5,7-trihydroxy-6,8-di-(2-hydroxy-3-methylbut-3-enyl)- flavanone, was isolated from the aerial parts of Derris trifoliate, together with eleven known compounds: rotenone, tephrosin, 12a-hydroxyrotenone, deguelin, 6a,12a-dehydro-rotenone, dehydrodeguelin, 7a-O-methyldeguelol, 7a-O-methylelliptonol, 5,7,3',4'-tetra-hydroxy-6,8-diprenylisoflavone, daidzein and 4'-hydroxy-7-metho...
سابقه و هدف: سازوکار نوروفیزیولوژیکی افزایش قدرت از طریق تمرینات قدرتی هنوز دقیقا مشخص نگردیده است. این پژوهش با هدف تعیین اثر 8 هفته تمرین مقاومتی بر میزان فعالیت استیل کولین استراز نوع 12a در عضلات موش صحرایی انجام شده است. مواد و روش ها: در این مطالعه تجربی تعداد 16 سر موش صحرایی نر به صورت تصادفی به دو گروه کنترل و تمرین تقسیم شدند. گروه تمرینی به مدت 8 هفته و هفته ای 5 جلسه برروی نردبان ها...
From extensive circular dichroism measurements of a variety of tetracycline (TC) derivatives in the presence and absence of a variety of chelating ions, it is concluded that 5-hydroxytetracycline possesses an identical solution conformation to that possessed by all fermentation-derived, bioactive TC species in dilute aqueous solutions at pH 7.5 or below. These conditions resemble those encounte...
Since malignant cells often have a high demand for iron, we hypothesize that breast cancer cells may alter the expression of iron transporter genes including iron importers [transferrin receptor (TFRC) and solute carrier family 11 (proton-coupled divalent metal ion transporters), member 2 (SLC11A2)] and the iron exporter SLC40A1 (ferroportin), and additionally that the growth of breast cancer c...
This study describes the synthesis and vacuole-inducing activity of 5-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)-1H-indole-2-carbohydrazide derivatives, including five potent derivatives 12c, 12 g, 12i, 12n, 12A that exhibit excellent activity. Remarkably, effectively induces methuosis in tested cancer cells but not human normal cells. In addition, exhibits high pan-cytotoxicity against different ...
We previously described frequent overexpression of Sam-pointed domain containing Ets transcription factor (SPDEF), also known as PDEF, in human breast cancer, and suggested a role for this transcription factor in breast tumor progression. To seek evidence in support of this hypothesis, the MCF-12A breast epithelial cell line was transfected with an SPDEF expression plasmid or with control vecto...
Citation Shu, G. J. et al. " Oxygen nonstoichiometry and the origin of Na ion ordering in P2-Na_{x}CoO_{2}. " Physical Review B 82.5 (2010): 054106. Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. The MIT Faculty has made this article openly available. Please share how this access ...
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