Results 81 to 90 of about 127,252 (263)

Inhibition of Human Cytochrome P450 Metabolism by Blended Herbal Products and Vitamins

open access: yesJournal of Pharmacy & Pharmaceutical Sciences, 2011
Purpose. The use of supplements as herbal and micronutrient natural health products with conventional health products has become increasingly popular.
Teresa W Tam   +10 more
doaj   +1 more source

Humanized liver TK-NOG mice with functional deletion of hepatic murine cytochrome P450s as a model for studying human drug metabolism

open access: yesScientific Reports, 2022
Chimeric TK-NOG mice with a humanized liver (normal Hu-liver) are a unique animal model for predicting drug metabolism in humans. However, residual mouse hepatocytes occasionally prevent the precise evaluation of human drug metabolism.
Shotaro Uehara   +14 more
doaj   +1 more source

On the occurrence of cytochrome P450 in viruses [PDF]

open access: yesProceedings of the National Academy of Sciences, 2019
Genes encoding cytochrome P450 (CYP; P450) enzymes occur widely in the Archaea, Bacteria, and Eukarya, where they play important roles in metabolism of endogenous regulatory molecules and exogenous chemicals. We now report that genes for multiple and unique P450s occur commonly in giant viruses in the Mimiviridae ,
Lamb, David   +9 more
openaire   +6 more sources

Presence of cytochrome P450 in the Caribbean corals Siderastrea siderea and Montastraea faveolata

open access: yesCiencias Marinas, 2005
Cytochrome P450 was detected in the animal tissue of the scleractinian corals Siderastrea siderea and Montastraea faveolata collected from a reef site on the west coast of Venezuela.
E García, R Ramos, C Bastidas
doaj   +1 more source

Prodrugs of the Archetypal Dynamin Inhibitor Bis‐T‐22

open access: yesChemMedChem, Volume 17, Issue 24, December 16, 2022., 2022
The Bis‐T series of compounds comprise some of the most potent inhibitors of dynamin GTPase activity yet reported, such as Bis‐T‐22 (2). The catechol moieties are believed to limit cell permeability, rendering these compounds largely inactive in cells.
Luke R. Odell   +6 more
wiley   +1 more source

Effects of g-hexachlorocyclohexane and L-3,3',5- triiodothyronine on rat liver cytochrome P4502E1- dependent activity and content in relation to microsomal superoxide radical generation

open access: yesBiological Research, 2003
Liver microsomal cytochrome P4502E1-dependent p-nitrophenol (PNP) hydroxylation and expression of cytochrome P4502E1 were studied in rats subjected to g-hexachlorocyclohexane (HCCH) or L-3,3,,5-triiodothyronine (T3) administration as a possible mechanism
VIRGINIA FERNÁNDEZ   +8 more
doaj  

Specific Heat upon Aqueous Unfolding of the Protein Interior: A Theoretical Approach [PDF]

open access: yes, 2001
We study theoretically the thermodynamics, over a broad temperature range (5 C to 125 C), related to hydrated water upon protein unfolding. The hydration effect is modeled as interacting dipoles in an external field, mimicking the influence from the unfolded surfaces on the surrounding water compared to bulk water.
arxiv   +1 more source

Intensive Production of Carboxylic Acids Using C. butyricum in a Membrane Bioreactor (MBR)

open access: yesFermentation, 2018
This work reports on the use of a bench-scale chemostat (CSTR) in continuous mode and of a pilot-scale membrane bioreactor (MBR) in fed-batch mode to intensively produce acetic and butyric acids using C. butyricum grown on synthetic media.
Husnul Azan Tajarudin   +4 more
doaj   +1 more source

Relationships among the nucleotide content of human genome sequence, gene structure, and gene expression features (PhD synopsis) [PDF]

open access: yesarXiv, 2010
The Dissertation is focused on the studies of associations between functional elements in human genome and their nucleotide structure. The asymmetry in nucleotide content (skew, bias) was chosen as the main feature for nucleotide structure. A significant difference in nucleotide content asymmetry was found for human exons vs. introns.
arxiv  

Cytochromes P450: a success story.

open access: yesGenome biology, 2000
Cytochrome P450 proteins, named for the absorption band at 450 nm of their carbon-monoxide-bound form, are one of the largest superfamilies of enzyme proteins. The P450 genes (also called CYP) are found in the genomes of virtually all organisms, but their number has exploded in plants.
Werck-Reichhart,, Feyereisen, R.
openaire   +6 more sources

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