The estrogenic activity of DDT: Invivo and invitro induction of a specific estrogen inducible uterine protein by o,p'-DDT

George M. Stancel, Judy S. Ireland, Venkat R. Mukku, Alice K. Robison

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

The pesticide o,p'-DDT stimulates the production of a specific uterine protein, the so-called induced protein or IP, normally associated with an estrogenic response of the uterus. Invivo stimulation of IP production is observed 1 hour after the administration of 250 mg/kg of o,p'-DDT to immature rats. Invitro stimulation of IP production is observed after a 1 hour incubation of uteri with 100 μM o,p'-DDT. This invitro response is blocked by Actinomycin D. In contrast to o,p'-DDT, which binds to the cytoplasmic estrogen receptor and stimulates IP production, p,p'-DDT which does not bind well to the estrogen receptor does not stimulate IP production invitro. These findings represent the first report of an estrogenic effect of o,p'-DDT in a completely invitro system.

Original languageEnglish (US)
Pages (from-to)1111-1117
Number of pages7
JournalLife Sciences
Volume27
Issue number12
DOIs
StatePublished - 1980

ASJC Scopus subject areas

  • General Biochemistry, Genetics and Molecular Biology
  • Pharmacology, Toxicology and Pharmaceutics(all)

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