cytochromes


Also found in: Dictionary, Thesaurus, Encyclopedia.

cytochromes

heme-containing proteins in the electron transport chain that can be alternately in an oxidized or reduced state. See also oxidative phosphorylation.
References in periodicals archive ?
Jiang, "Abstract 3471: reciprocal roles of cytochromes P4501A1 and 1A2 in polycyclic aromatic hydrocarbon (PAH)-mediated tumorigenesis in mice: implications for lung cancer in humans," Cancer Research, vol.
Conclusions* The data indicate no or minor potential for herb-drug interactions by interference with cytochromes P450 by any of the three mistletoe extracts.
Astex Therapeutics (Cambridge, England) announced that it has granted a non-exclusive, worldwide license to its cytochrome P450 intellectual property to GlaxoSmithKline.
In particular, the enzyme cytochrome P450 2E1 (CYP2E1) plays a role in creating a harmful condition known as oxidative stress.
The CYP3A isoenzymes constitute the largest portion of cytochrome P450 protein in the liver and small intestine (1-3).
1]) minus the same gills equilibrated with air showed reduced minus oxidized mitochondrial cytochromes b and c and oxidase ([ILLUSTRATION FOR FIGURE 3 OMITTED], upper line).
The other pathway is mediated by cytochrome P450 2E1, an enzyme bound to the network of membranes within the cell known as the endoplasmic reticulum.
Mechanism-based inhibition of human cytochrome P450 1A1 by rhapontigenin.
Among members of the cytochrome P450 (CYP)[1] subfamilies, CYPs 1A1, 1A2, 2E1, and 3A4 are recognized to be the major forms involved in the activation in human liver and lung microsomes of most of the procarcinogens that we are exposed to every day via smoking, diet, and environment (1).
He was invited to join the then Biochemistry Department at Surrey as a research fellow in 1987 and was promoted to Reader in 1997, following a period of considerable advances in the structural modeling of cytochromes P450.