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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
Université de Lyon, Inserm, Centre Léon Bérard, Laboratoire de Toxicologie, Laboratoire de Ciblage Thérapeutique en Cancérologie, Centre René Huguenin, Inserm, University of Illinois at Chicago Cancer Center, Lyon1, ISPB, Lyon F-69008, France
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; Howell 2006 ). However, almost all responding patients acquire resistance to TAM. Several mechanisms for this phenomenon have been suggested, including alteration of the availability or metabolism of TAM, alterations in the function of the ER-α and in the
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Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
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Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
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Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
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Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
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Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
Unité de Pharmacologie, Ecole Nationale Vétérinaire d'Alfort, Laboratoire d'Oncobiologie, Department of Pathology, Department of Endocrinology, Department of Endocrinology, Faculté de Médecine Paris-Ile de France Ouest, INSERM, Département d'Endocrinologie Métabolisme and Cancer, CNRS, Faculté de Médecine René Descartes, Institut Curie, 26 rue d'Ulm, 75005 Paris, France
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cancers of the breast and other female reproductive organs ( Graham & Clarke 1997 , Rossouw et al . 2002 ). Estrogen signals through two subtypes of estradiol receptor (ER), ERα and ERβ encoded by two different genes. The expression of PR and ER has been
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antibodies diluted in TBS/Tween (pH 7.6): anti-gastrin antibody (Novo-Castra, GASp) anti-PP (Novo-Castra, NCL-PPp) anti-insulin (Novo-Castra, insulin) anti-ERα mAb (Dako, 1D5) anti-ERβ mAb (Labvision, RB-10658-P) anti-PR mAb (Dako, PR636) anti
Departments of Urology, Biochemistry and Molecular Medicine, VA Northern California Health Care System, University of California Davis, Sacramento, California, USA
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Departments of Urology, Biochemistry and Molecular Medicine, VA Northern California Health Care System, University of California Davis, Sacramento, California, USA
Departments of Urology, Biochemistry and Molecular Medicine, VA Northern California Health Care System, University of California Davis, Sacramento, California, USA
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observation that ERβ levels correlate with survival in HNPC but not in CRPC ( Zellweger et al . 2013 ). Strikingly, ERα, which plays such a prominent role in breast cancer development and progression, does not seem to change much – or even be expressed at
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Deeley Research Centre, Translational Gastroenterology Unit, Department of Biochemistry and Medical Genetics and the Manitoba Institute of Cell Biology, Department of Biochemistry and Microbiology, Department of Pathology and Laboratory Medicine, British Columbia Cancer Agency, 2410 Lee Avenue, Victoria, British Columbia, Canada V8R 6V5
Deeley Research Centre, Translational Gastroenterology Unit, Department of Biochemistry and Medical Genetics and the Manitoba Institute of Cell Biology, Department of Biochemistry and Microbiology, Department of Pathology and Laboratory Medicine, British Columbia Cancer Agency, 2410 Lee Avenue, Victoria, British Columbia, Canada V8R 6V5
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that connect them. In breast cancer, the estrogen receptor alpha (Erα (ESR1)) is an important target for a group of therapies collectively known as endocrine therapies. The ESR1 is a nuclear transcription factor that not only guides and serves as a
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interact in breast and prostate cancers ( Wang et al . 2011 ) and they cross-regulate by reciprocal feedback ( Carver et al . 2011 , Mulholland et al . 2011 ). Furthermore, PTENKO increases ERα expression in EC cells ( Lian et al . 2006 ) and activates
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form in which the ER mediates these non-genomic effects and its cellular localisation requires further study. However using Western blotting, ERα has been shown to be present in the plasmalemmal caveolae ( Kim et al. 1999 ), and in further studies a
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brief, sections were microwaved with 10mM citric acid, pH 6 for antigen retrieval for 12min. Pierce SuperBlock (Thermo Scientific; containing 0.5% bovine serum albumin) was used as a blocking solution, and estrogen receptor alpha (ERα) (SC-542, Santa
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RXRα, RXRβ and RXRγ have been previously reported by the authors ( Sugawara et al. 1995 , Suzuki et al. 2001 ). Monoclonal antibodies for ERα (ER1D5), progesterone receptor (PR; MAB429), Ki-67 (MIB1), p21 (6B6), p27 (1B4), c-Myc (1-6E10), pS2 (M
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colonic epithelium. In fact, the expression of both oestrogen receptor (ER) subtypes, ERα and ERβ, has been demonstrated in colon cancer cell lines ( Fiorelli et al. 1999 , Arai et al. 2000 , Nakayama et al. 2000 , Campbell-Thompson et al. 2001