Results 101 to 110 of about 57,722 (254)

Synthesis of cortol 3-glucuronides and cortolone 3-glucuronides.

open access: yesChemical and Pharmaceutical Bulletin, 1984
The synthesis of the 3-glucuronides of 20α-cortolone and their 20β-epimers is described. The cortol 20, 21-diacetates (3, 10) and cortolone 20, 21-diacetates (6, 12) were the key intermediates. Sodium borohydride reduction of the carbonyl group at C-20 in 21-acetoxy-3α, 11β, 17α-trihydroxy-5β-pregnan-20-one 3-tert-butyldimethylsilyl ether (1) or its 11-
H, Hosoda, H, Yokohama, T, Nambara
openaire   +3 more sources

Isoursodeoxycholic acid: metabolism and therapeutic effects in primary biliary cirrhosis1

open access: yesJournal of Lipid Research, 2001
Significant amounts of ursodeoxycholic acid (UDCA) used for the treatment of patients with primary biliary cirrhosis (PBC) become epimerized at C-3 to isoUDCA. We investigated the metabolism of isoUDCA and a possible pharmacologic effect in five patients
Hanns-Ulrich Marschall   +5 more
doaj   +1 more source

Characterization of Phase I and Glucuronide Phase II Metabolites of 17 Mycotoxins Using Liquid Chromatography—High-Resolution Mass Spectrometry

open access: yesToxins, 2019
Routine mycotoxin biomonitoring methods do not include many mycotoxin phase I and phase II metabolites, which may significantly underestimate mycotoxin exposure especially for heavily metabolized mycotoxins. Additional research efforts are also needed to
Irina Slobodchikova   +3 more
doaj   +1 more source

Characterization of tamoxifen and 4-hydroxytamoxifen glucuronidation by human UGT1A4 variants [PDF]

open access: gold, 2006
Dongxiao Sun   +5 more
openalex   +1 more source

Clinical pharmacokinetics and metabolism of irinotecan (CPT-11) [PDF]

open access: yes, 2001
CPT-11 belongs to the class of topoisomerase I inhibitors, and it acts as a prodrug of SN-38, which is approximately 100-1000-fold more cytotoxic than the parent drug.
Alphen, R.J. (Robbert) van   +6 more
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