The structure of the title compound, C32H51NO6, was determined from 62-year-old crystals at room temperature and refined with 100 K data in a monoclinic (C2) space group. This compound with a triterpenoid structure, now confirmed by this study, played an
Leopoldo Suescun, Horacio Heinzen
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Pubertal presentation in seven patients with congenital adrenal hyperplasia due to P450 Oxidoreductase deficiency [PDF]
Context: P450 oxidoreductase (POR) is a crucial electron donor to all microsomal P450 cytochrome (CYP) enzymes including 17α-hydroxylase (CYP17A1), 21-hydroxylase (CYP21A2) and P450 aromatase.
Adachi +59 more
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Ergosterol reduction impairs mitochondrial DNA maintenance in S. cerevisiae [PDF]
Sterols are essential lipids, involved in many biological processes. In Saccharomyces cerevisiae, the enzymes of the ergosterol biosynthetic pathway (Erg proteins) are localized in different cellular compartments.
Balliano, Gianni +6 more
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Improvement of experimental testing and network training conditions with genome-wide microarrays for more accurate predictions of drug gene targets [PDF]
BACKGROUND: Genome-wide microarrays have been useful for predicting chemical-genetic interactions at the gene level. However, interpreting genome-wide microarray results can be overwhelming due to the vast output of gene expression data combined with off-
Christadore, Lisa M. +3 more
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Ergosterol and Lanosterol from Aspergillus nidulans [PDF]
Ergosterol was identified as the major free sterol of Aspergillus nidulans by thin-layer chromatography, alumina column chromatography, gas-liquid chromatography, high-performance liquid chromatography, UV spectroscopy, proton magnetic resonance spectroscopy and mass spectral analysis.
B E, Shapiro, M A, Gealt
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Preparation and properties of a cell-free system from rat skin that catalyzes sterol biosynthesis
Homogenates of epidermis from rat skin were centrifuged at 10,000 · g for 20 min. The supernatant fraction (“whole homogenate”) catalyzed the demethylation of lanosterol (C30) to yield C27-sterols. The rate of reaction was measured by the rate of release
J.L. Gaylor +3 more
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Evaluation of Antimicrobial Activity of Some Hybrids of Pyrimidine-Azole Derivatives along with Molecular docking study [PDF]
Despite extensive research on antimicrobial drugs, efforts to find suitable alternatives to older drugs have not been very successful yet, due to microbial resistance.
Leila Emami +4 more
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The Forkhead transcription factors FoxO1, FoxO3a, and FoxO4 play a prominent role in regulating cell survival and cell cycle. Whereas FOXO1 was shown to mediate insulin sensitivity and adipocyte differentiation, the role of the transcription factor FoxO4
Jun Zhu +5 more
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Plant oxidosqualene metabolism: cycloartenol synthase-dependent sterol biosynthesis in Nicotiana benthamiana. [PDF]
The plant sterol pathway exhibits a major biosynthetic difference as compared with that of metazoans. The committed sterol precursor is the pentacyclic cycloartenol (9β,19-cyclolanost-24-en-3β-ol) and not lanosterol (lanosta-8,24-dien-3β-ol), as it was ...
Elisabet Gas-Pascual +3 more
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Candida albicans (C. albicans) is a fungus that causes candidiasis. C. albicans has the enzyme Lanosterol 14- α demethylase. Lanosterol 14-α-demethylase has bioactivity in converting lanosterol to ergosterol, a special sterol found in fungal membranes,
Nurul Istiqomah +2 more
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