Results 111 to 120 of about 15,976 (233)

Between Peptides and Bile Acids: Self-Assembly of Phenylalanine Substituted Cholic Acids

open access: yes, 2013
Biocompatible molecules that undergo self-assembly are of high importance in biological and medical applications of nanoscience. Peptides and bile acids are among the most investigated due to their ability to self-organize into many different, often ...
SENNATO, Simona   +10 more
core   +1 more source

Regioselective microbial oxidation of bile acids

open access: yes, 1998
High regioselectivity in the microbial oxidation of C7, C3 and C12 hydroxyl groups of cholic, chenodeoxycholic, deoxycholic and hyocholic acids 1-4 is reported.
MEDICI, Alessandro   +4 more
core   +1 more source

Studies in cholesterol and bile acids in mammals

open access: yes, 1961
1. A method has been developed for the separate and specific estimation of cholic and chenodeoxycholic acids in human blood sera. 2. The method differs from previously reported procedures with respect to the methods used for the extraction ...
Reid, Robin Hugh Park
core  

Endogenous ursodeoxycholic acid and cholic acid in liver disease due to cystic fibrosis

open access: yes, 2004
Focal biliary cirrhosis causes significant morbidity and mortality in cystic fibrosis (CF). Although the mechanisms of pathogenesis remain unclear, bile acids have been proposed as potential mediators of liver injury.
Ramm, Grant A.   +7 more
core   +1 more source

Induction of hepatic CYP3A4 expression by cholesterol and cholic acid: Alterations of gene expression, microsomal activity, and pharmacokinetics

open access: yesPharmacology Research & Perspectives
Human cytochrome P450 3A4 (CYP3A4) is a drug‐metabolizing enzyme that is abundantly expressed in the liver and intestine. It is an important issue whether compounds of interest affect the expression of CYP3A4 because more than 30% of commercially ...
Genki Minegishi   +5 more
doaj   +1 more source

Structure and Dynamics of Cholic Acid and Dodecylphosphocholine−Cholic Acid Aggregates

open access: yes, 2016
Bile acids are powerful detergents that emulsify and solubilize lipids, vitamins, cholesterol and other molecules in the biliary tract and intestines. It has long been known that bile acids form soluble mixed micelles with lipids.
Lenard M. Lichtenberger (367736)   +2 more
core   +1 more source

Dehydrogenation of Conjugated Cholic Acid by Escherichia coli

open access: yes
7α-Dehydrogenation of taurocholic acid and glycocholic acid by Escherichia coli (E. coli) was examined in aerobic and anaerobic culture conditions. Bile acids in the culture medium of E.
Katayama, Rie   +14 more
core  

Biosynthesis of bile acids [PDF]

open access: yes, 1968
Cholesterol, along with a number of its derivatives and very small quantities of its precursors, is the only sterol which can be identified in extracts of mammalian tissue.
Percy-Robb, Iain Walter
core  

Molecular Pockets Derived from Cholic Acid as Chemosensors for Metal Ions

open access: yes, 2016
Molecular pockets in the form of a tripod made of cholic acid were found to be able to solubilize pyrene in polar media as a result of the facial amphiphilicity of bile acids. The trimer containing 1,2,3-triazole groups can complex with heavy metal ions,
Matthias J. N. Junk (1737208)   +4 more
core   +1 more source

Cholic acid metabolism in human fecal cultures during diet supplementation with Lactobacillus rhamnosus GG

open access: yes, 2002
Background. Lactobacillus rhamnosus GG is used as probiotic and is thought to have protective properties in the human gastrointestinal tract and in other organs.
Mirasoli M.   +4 more
core  

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