Aryl hydrocarbon hydroxylase and tyrosine aminotransferase activities in somatic-cell hybrids derived from hepatoma tissue culture HTC (rat) cells and 3T3 (mouse) benzo[a]pyrene-resistant cells

E. Brad Thompson, W. F. Benedict, Ida S. Owens, D. W. Nebert

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Somatic-cell hybrids were formed between a 3T3 (mouse) benzo[a]pyrene-resistant subline having very low basal or inducible aryl hydrocarbon hydroxylase and tyrosine aminotransferase activities and hepatoma tissue culture (rat) cells which lack the hydroxylase activity but contain the steroid-inducible aminotransferase. The benz[a]anthracene-inducible hydroxylase activity was absent or very low in all the hybrids. As has been the case in other hybrids from various parental lines, the aminotransferase was no longer inducible.

Original languageEnglish (US)
Pages (from-to)605-610
Number of pages6
JournalBiochemical and biophysical research communications
Volume56
Issue number3
DOIs
StatePublished - Feb 4 1974

ASJC Scopus subject areas

  • Biophysics
  • Biochemistry
  • Molecular Biology
  • Cell Biology

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