Inhibition of the benzo[a]pyrene-induced toxicity by allyl sulfides in human epidermal keratinocytes

Hyang Sook Chun, Jung Kim Hyun, Yangha Kim, Joo Chang Hyun

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Diallyl sulfide (DAS) and diallyl disulfide (DADS) at 25 μg ml -1 decreased the benzo[a]pyrene (B[a]P)-induced colony growth inhibition of human epidermal keratinocytes. DAS and DADS decreased B[a]P-DNA and B[a]P-protein adducts by 65% and 49-55%, respectively. The B[a]P-induced ethoxyresorufin O-deethylase activity, a marker enzyme for cytochrome P450 1, was decreased from 3 to 1.7-1.9 nmol min-1 mg-1 microsomal protein by DAS and DADS treatments. The activity of glutathione S-transferase, a detoxifying enzyme for B[a]P, but was decreased by DADS, but was unaffected by DAS.

Original languageEnglish
Pages (from-to)1701-1706
Number of pages6
JournalBiotechnology Letters
Volume26
Issue number22
DOIs
StatePublished - Nov 2004

Keywords

  • B[a]P-induced toxicity
  • Diallyl disulfide
  • Diallyl sulfide
  • Keratinocyte

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