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Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells

Using in vitro and in vivo experimental systems and in situ analysis, we show that growth hormone (GH) is secreted locally by normal human mammary epithelial cells upon progesterone stimulation. GH increases proliferation of a subset of cells that express growth hormone receptor (GHR) and have funct...

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Autores principales: Lombardi, Sara, Honeth, Gabriella, Ginestier, Christophe, Shinomiya, Ireneusz, Marlow, Rebecca, Buchupalli, Bharath, Gazinska, Patrycja, Brown, John, Catchpole, Steven, Liu, Suling, Barkan, Ariel, Wicha, Max, Purushotham, Anand, Burchell, Joy, Pinder, Sarah, Dontu, Gabriela
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier 2014
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4050343/
https://www.ncbi.nlm.nih.gov/pubmed/24936466
http://dx.doi.org/10.1016/j.stemcr.2014.05.005
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author Lombardi, Sara
Honeth, Gabriella
Ginestier, Christophe
Shinomiya, Ireneusz
Marlow, Rebecca
Buchupalli, Bharath
Gazinska, Patrycja
Brown, John
Catchpole, Steven
Liu, Suling
Barkan, Ariel
Wicha, Max
Purushotham, Anand
Burchell, Joy
Pinder, Sarah
Dontu, Gabriela
author_facet Lombardi, Sara
Honeth, Gabriella
Ginestier, Christophe
Shinomiya, Ireneusz
Marlow, Rebecca
Buchupalli, Bharath
Gazinska, Patrycja
Brown, John
Catchpole, Steven
Liu, Suling
Barkan, Ariel
Wicha, Max
Purushotham, Anand
Burchell, Joy
Pinder, Sarah
Dontu, Gabriela
author_sort Lombardi, Sara
collection PubMed
description Using in vitro and in vivo experimental systems and in situ analysis, we show that growth hormone (GH) is secreted locally by normal human mammary epithelial cells upon progesterone stimulation. GH increases proliferation of a subset of cells that express growth hormone receptor (GHR) and have functional properties of stem and early progenitor cells. In 72% of ductal carcinoma in situ lesions, an expansion of the cell population that expresses GHR was observed, suggesting that GH signaling may contribute to breast cancer development.
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spelling pubmed-40503432014-06-16 Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells Lombardi, Sara Honeth, Gabriella Ginestier, Christophe Shinomiya, Ireneusz Marlow, Rebecca Buchupalli, Bharath Gazinska, Patrycja Brown, John Catchpole, Steven Liu, Suling Barkan, Ariel Wicha, Max Purushotham, Anand Burchell, Joy Pinder, Sarah Dontu, Gabriela Stem Cell Reports Article Using in vitro and in vivo experimental systems and in situ analysis, we show that growth hormone (GH) is secreted locally by normal human mammary epithelial cells upon progesterone stimulation. GH increases proliferation of a subset of cells that express growth hormone receptor (GHR) and have functional properties of stem and early progenitor cells. In 72% of ductal carcinoma in situ lesions, an expansion of the cell population that expresses GHR was observed, suggesting that GH signaling may contribute to breast cancer development. Elsevier 2014-06-03 /pmc/articles/PMC4050343/ /pubmed/24936466 http://dx.doi.org/10.1016/j.stemcr.2014.05.005 Text en © 2014 The Authors http://creativecommons.org/licenses/by-nc-nd/3.0/ This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/3.0/).
spellingShingle Article
Lombardi, Sara
Honeth, Gabriella
Ginestier, Christophe
Shinomiya, Ireneusz
Marlow, Rebecca
Buchupalli, Bharath
Gazinska, Patrycja
Brown, John
Catchpole, Steven
Liu, Suling
Barkan, Ariel
Wicha, Max
Purushotham, Anand
Burchell, Joy
Pinder, Sarah
Dontu, Gabriela
Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells
title Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells
title_full Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells
title_fullStr Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells
title_full_unstemmed Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells
title_short Growth Hormone Is Secreted by Normal Breast Epithelium upon Progesterone Stimulation and Increases Proliferation of Stem/Progenitor Cells
title_sort growth hormone is secreted by normal breast epithelium upon progesterone stimulation and increases proliferation of stem/progenitor cells
topic Article
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4050343/
https://www.ncbi.nlm.nih.gov/pubmed/24936466
http://dx.doi.org/10.1016/j.stemcr.2014.05.005
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