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Cloning of cDNA sequences of a progestin-regulated mRNA from MCF7 human breast cancer cells

Abstract

A cDNA clone corresponding to an mRNA regulated by the progestin R5020, has been isolated by differential screening of a cDNA library from the MCF7 breast cancer cell line, which contains estrogen and progesterone receptors. This probe hybridized with a single species of poly A + RNA of 8-kb molecular weight as shown by Northern blot analysis and could also be used to total RNA preparation. This recombinant cone hybridized specifically to an mRNA coding for a 250,000 daltons protein when translated in vitro. This protein was identical to the 250 kDa progestin-regulated protein that the authors previously described as shown by immunoprecipitation with specific rabbit polyclonal antibodies. Dose-response curve and specificity studies show that the accumulation of the Pg8 mRNA and that of the 250-kDa protein was increased by 5 to 30-fold following progestin treatment and that this effect was mediated by the progesterone receptor. Time course of induction indicated that the accumulation of mRNA was rapid and preceded that of the protein. This is the first report on a cloned cDNA probe of progestin-regulated mRNA in human cell lines.
Publication Date:
Jan 24, 1986
Product Type:
Journal Article
Reference Number:
EDB-89-087000
Resource Relation:
Journal Name: Nucleic Acids Res.; (United Kingdom); Journal Volume: 14:2
Subject:
59 BASIC BIOLOGICAL SCIENCES; PROGESTERONE; BIOLOGICAL EFFECTS; RECOMBINANT DNA; DNA-CLONING; TUMOR CELLS; BIOCHEMISTRY; HYBRIDIZATION; MAMMARY GLANDS; MAN; MESSENGER-RNA; PROTEINS; RECEPTORS; ANIMAL CELLS; ANIMALS; BODY; CHEMISTRY; CLONING; DNA; DNA HYBRIDIZATION; GLANDS; HORMONES; KETONES; MAMMALS; MEMBRANE PROTEINS; NUCLEIC ACIDS; ORGANIC COMPOUNDS; ORGANS; PREGNANES; PRIMATES; RNA; STEROID HORMONES; STEROIDS; VERTEBRATES; 550200* - Biochemistry
OSTI ID:
6144131
Research Organizations:
Unite d'Endocrinologie Cellulaire et Moleculaire, Montepellier (France)
Country of Origin:
United Kingdom
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: NARHA
Submitting Site:
JMT
Size:
Pages: 965-982
Announcement Date:
May 24, 1986

Citation Formats

Chalbos, D, Westley, B, Alibert, C, and Rochefort, H. Cloning of cDNA sequences of a progestin-regulated mRNA from MCF7 human breast cancer cells. United Kingdom: N. p., 1986. Web. doi:10.1093/nar/14.2.965.
Chalbos, D, Westley, B, Alibert, C, & Rochefort, H. Cloning of cDNA sequences of a progestin-regulated mRNA from MCF7 human breast cancer cells. United Kingdom. https://doi.org/10.1093/nar/14.2.965
Chalbos, D, Westley, B, Alibert, C, and Rochefort, H. 1986. "Cloning of cDNA sequences of a progestin-regulated mRNA from MCF7 human breast cancer cells." United Kingdom. https://doi.org/10.1093/nar/14.2.965.
@misc{etde_6144131,
title = {Cloning of cDNA sequences of a progestin-regulated mRNA from MCF7 human breast cancer cells}
author = {Chalbos, D, Westley, B, Alibert, C, and Rochefort, H}
abstractNote = {A cDNA clone corresponding to an mRNA regulated by the progestin R5020, has been isolated by differential screening of a cDNA library from the MCF7 breast cancer cell line, which contains estrogen and progesterone receptors. This probe hybridized with a single species of poly A + RNA of 8-kb molecular weight as shown by Northern blot analysis and could also be used to total RNA preparation. This recombinant cone hybridized specifically to an mRNA coding for a 250,000 daltons protein when translated in vitro. This protein was identical to the 250 kDa progestin-regulated protein that the authors previously described as shown by immunoprecipitation with specific rabbit polyclonal antibodies. Dose-response curve and specificity studies show that the accumulation of the Pg8 mRNA and that of the 250-kDa protein was increased by 5 to 30-fold following progestin treatment and that this effect was mediated by the progesterone receptor. Time course of induction indicated that the accumulation of mRNA was rapid and preceded that of the protein. This is the first report on a cloned cDNA probe of progestin-regulated mRNA in human cell lines.}
doi = {10.1093/nar/14.2.965}
journal = []
volume = {14:2}
journal type = {AC}
place = {United Kingdom}
year = {1986}
month = {Jan}
}