Substrate preference of a cytosolic aldehyde dehydrogenase inducible in rat liver by treatment with 3-methylcholanthrene

dc.contributor.authorMarselos, M.en
dc.contributor.authorLindahl, R.en
dc.date.accessioned2015-11-24T18:49:59Z
dc.date.available2015-11-24T18:49:59Z
dc.identifier.issn0041-008X-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/18024
dc.rightsDefault Licence-
dc.subjectAldehyde Dehydrogenase/*biosynthesisen
dc.subjectAnimalsen
dc.subjectEnzyme Inductionen
dc.subjectKineticsen
dc.subjectLiver/drug effects/*enzymologyen
dc.subjectMethylcholanthrene/*pharmacologyen
dc.subjectNAD/metabolismen
dc.subjectNADP/metabolismen
dc.subjectRatsen
dc.subjectTetrachlorodibenzodioxin/pharmacologyen
dc.titleSubstrate preference of a cytosolic aldehyde dehydrogenase inducible in rat liver by treatment with 3-methylcholanthreneen
heal.abstractThe substrate preference of an aldehyde dehydrogenase induced in rat liver cytosol by 3-methylcholanthrene was examined. This enzyme, T-ALDH, is identical to the aldehyde dehydrogenase inducible in rat liver by 2,3,7,8-tetrachloro-dibenzo-p-dioxin and the tumor-associated aldehyde dehydrogenase found in rat hepatocellular neoplasms. With either NAD or NADP as coenzyme, the preferred substrates were the aliphatic aldehydes n-hexanal, n-nonanal, and isobutyraldehyde and the aromatic aldehydes 2,5-dihydroxybenzaldehyde, benzaldehyde, and 3-hydroxybenzaldehyde. The results indicate that T-ALDH may play a role in oxidizing a variety of aldehydes produced in physiological lipid metabolism. On the contrary, this isozyme does not seem to participate in the oxidation of small aliphatic aldehydes generated during lipid peroxidation. Similarly, no significant activity could be detected when the enzyme was tested with aldehydes produced in carbohydrate, amino acid, polyamine, steroid, and vitamin metabolism.en
heal.accesscampus-
heal.fullTextAvailabilityTRUE-
heal.identifier.secondaryhttp://www.ncbi.nlm.nih.gov/pubmed/3420620-
heal.identifier.secondaryhttp://ac.els-cdn.com/0041008X88901706/1-s2.0-0041008X88901706-main.pdf?_tid=b0b08a8756c9f7491c781c28996f1ae1&acdnat=1332744239_9ebbe5f900b125f59517319d44ab3ce0-
heal.journalNameToxicol Appl Pharmacolen
heal.journalTypepeer-reviewed-
heal.languageen-
heal.publicationDate1988-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών Υγείας. Τμήμα Ιατρικήςel
heal.typejournalArticle-
heal.type.elΆρθρο Περιοδικούel
heal.type.enJournal articleen

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