Results 21 to 30 of about 20,088 (221)

Mechanism of intestinal formation of deoxycholic acid from cholic acid in humans: evidence for a 3-oxo-delta 4-steroid intermediate.

open access: yesJournal of Lipid Research, 1989
12 alpha-Hydroxy-3-oxo-4-cholenoic acid coupled to an adenosine nucleotide has been shown to be a metabolite of cholic acid in the intestinal anaerobic bacteria, Eubacterium species VPI 12708 (1987. J. Biol. Chem.
I Björkhem   +3 more
doaj   +1 more source

Study on the mechanism of cholic acid derivatives in traditional Chinese medicine based on the regulation of gene expression

open access: yesJournal of Traditional Chinese Medical Sciences, 2023
Objective: To investigate the pharmacological action and mechanism of cholic acid derivatives in traditional Chinese medicine (TCM) based on the regulation of gene expression. Methods: Genome-wide gene expression profiles of Michigan Cancer Foundation-7 (
Yongchun Huang   +5 more
doaj   +1 more source

7alpha-Dehydroxylation of cholic acid and chenodeoxycholic acid by Clostridium leptum.

open access: yesJournal of Lipid Research, 1979
The rate of 7alpha-dehydroxylation of primary bile acids was quantitatively measured radiochromatographically in anaerobically washed whole cell suspensions of Clostridium leptum.
E J Stellwag, P B Hylemon
doaj   +1 more source

Screening the binding affinity of bile acid derivatives for the glucocorticoid receptor ligand-binding domain [PDF]

open access: yesJournal of the Serbian Chemical Society, 2023
The necessity of anti-inflammatory drugs such as glucocorticoids has been evident during the COVID-19 pandemic. Glucocorticoids, are the standard therapy for the treatment of moderate and severe COVID-19 patients.
Bjedov Srđan   +7 more
doaj   +1 more source

Metabolism of 5 beta-cholestane-3 alpha, 7 alpha, 12 alpha, 26-tetrol and 5 beta-cholestane-3 alpha, 7 alpha, 12 alpha, 25-tetrol into cholic acid in normal human subjects.

open access: yesJournal of Lipid Research, 1979
Side chain oxidation and cleavage of precursors in cholic acid synthesis is thought to involve initial hydroxylation at either position 25 or 26 of the side chain. Therefore, the conversion of 5 beta-cholestane-3 alpha, 7 alpha, 12 alpha, 26-tetrol and 5
R F Hanson, A B Staples, G C Williams
doaj   +1 more source

A new method for the measurement of bile acid turnover and pool size by a double label, single intubation technique

open access: yesJournal of Lipid Research, 1981
A new method is described for measuring the cholic acid turnover and pool size by a single duodenal intubation technique. The method is based on determination in a single bile sample of the ratio of the specific activities of [14C]cholic acid and [3H ...
G Vantrappen, P Rutgeerts, Y Ghoos
doaj   +1 more source

The metabolism of 3α, 7α, 12α-trihydroxy-5β-cholestan-26-oic acid into cholic: an enzyme assay using homogenates of human liver

open access: yesJournal of Lipid Research, 1976
An enzyme assay was developed to measure the conversion of the bile acid precursor, 3α, 7α, 12α-trihydroxy-5β-cholestan-26-oic acid (THCA), into cholic acid using homogenates of human liver biopsies.
R F Hanson, H L Sharp, G C Williams
doaj   +1 more source

Evidence for a lack of regulatory importance of the 12 alpha-hydroxylase in formation of bile acids in man: an in vivo study.

open access: yesJournal of Lipid Research, 1983
The possibility that the 12 alpha-hydroxylase involved in formation of bile acids is of regulatory importance for the ratio between cholic acid and chenodeoxycholic acid in bile was studied with an in vivo technique.
I Björkhem, M Eriksson, K Einarsson
doaj   +1 more source

Cholic Acid-based Delivery System for Vaccine Candidates against Group A Streptococcus. [PDF]

open access: yesACS Med Chem Lett, 2019
Peptide-based subunit vaccines require an immunostimulant (adjuvant) and/or delivery system to protect the antigenic peptide from degradation and induce the desired immunity.
Azuar A   +9 more
europepmc   +2 more sources

Anionic Facial Amphiphiles from Cholic Acid

open access: yes, 2016
Anionic facial amphiphiles have been prepared from cholic acid. These compounds offer antipodes of recently reported cationic amphiphiles derived from cholic acid.
David B. McMullin (3063027)   +4 more
core   +2 more sources

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