RGD Reference Report - Diabetes mellitus increases the in vivo activity of cytochrome P450 2E1 in humans. - Rat Genome Database

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Diabetes mellitus increases the in vivo activity of cytochrome P450 2E1 in humans.

Authors: Wang, Z  Hall, SD  Maya, JF  Li, L  Asghar, A  Gorski, JC 
Citation: Wang Z, etal., Br J Clin Pharmacol. 2003 Jan;55(1):77-85.
RGD ID: 2313686
Pubmed: PMID:12534643   (View Abstract at PubMed)
PMCID: PMC1884181   (View Article at PubMed Central)

AIMS: Cytochrome P450 2E1 (CYP2E1) is thought to activate a number of protoxins, and has been implicated in the development of liver disease. Increased hepatic expression of CYP2E1 occurs in rat models of diabetes but it is unclear whether human diabetics display a similar up-regulation. This study was designed to test the hypothesis that human diabetics experience enhanced CYP2E1 expression. METHODS: The pharmacokinetics of a single dose of chlorzoxazone (500 mg), used as an index of hepatic CYP2E1 activity, was determined in healthy subjects (n = 10), volunteers with Type I (n = 13), and Type II (n = 8) diabetes mellitus. Chlorzoxazone and 6-hydroxychlorzoxazone in serum and urine were analysed by high-performance liquid chromatography. The expression of CYP2E1 mRNA in peripheral blood mononuclear cells was quantified by reverse transcriptase-polymerase chain reaction. RESULTS: The mean +/- s.d. (90% confidence interval of the difference) chlorzoxazone area under the plasma concentration-time curve was significantly (P

RGD Manual Disease Annotations    Click to see Annotation Detail View
TermQualifierEvidenceWithReferenceNotesSourceOriginal Reference(s)
type 2 diabetes mellitus  IEP 2313686mRNA:increased expression:leukocyteRGD 
type 2 diabetes mellitus  ISOCYP2E1 (Homo sapiens)2313686; 2313686mRNA:increased expression:leukocyteRGD 

Objects Annotated

Genes (Rattus norvegicus)
Cyp2e1  (cytochrome P450, family 2, subfamily e, polypeptide 1)

Genes (Mus musculus)
Cyp2e1  (cytochrome P450, family 2, subfamily e, polypeptide 1)

Genes (Homo sapiens)
CYP2E1  (cytochrome P450 family 2 subfamily E member 1)


Additional Information