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aromatization of androgens to estrogens. In a study using luteinized granulosa cells (GCs) collected from IVF-ET (in vitro fertilization - embryo transfer) cases, E 2 secretion was increased, unaffected, or decreased by alcohol intake; in one study, ethanol
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The Center for Human Reproduction (CHR), Foundation for Reproductive Medicine, Department of Obstetrics and Gynecology, Department of Obstetrics and Gynecology, Department of Molecular and Integrative Physiology, Stem Cell Biology and Molecular Embryology Laboratory, 21 East 69th Street, New York, New York 10021, USA
The Center for Human Reproduction (CHR), Foundation for Reproductive Medicine, Department of Obstetrics and Gynecology, Department of Obstetrics and Gynecology, Department of Molecular and Integrative Physiology, Stem Cell Biology and Molecular Embryology Laboratory, 21 East 69th Street, New York, New York 10021, USA
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The Center for Human Reproduction (CHR), Foundation for Reproductive Medicine, Department of Obstetrics and Gynecology, Department of Obstetrics and Gynecology, Department of Molecular and Integrative Physiology, Stem Cell Biology and Molecular Embryology Laboratory, 21 East 69th Street, New York, New York 10021, USA
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The Center for Human Reproduction (CHR), Foundation for Reproductive Medicine, Department of Obstetrics and Gynecology, Department of Obstetrics and Gynecology, Department of Molecular and Integrative Physiology, Stem Cell Biology and Molecular Embryology Laboratory, 21 East 69th Street, New York, New York 10021, USA
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The Center for Human Reproduction (CHR), Foundation for Reproductive Medicine, Department of Obstetrics and Gynecology, Department of Obstetrics and Gynecology, Department of Molecular and Integrative Physiology, Stem Cell Biology and Molecular Embryology Laboratory, 21 East 69th Street, New York, New York 10021, USA
The Center for Human Reproduction (CHR), Foundation for Reproductive Medicine, Department of Obstetrics and Gynecology, Department of Obstetrics and Gynecology, Department of Molecular and Integrative Physiology, Stem Cell Biology and Molecular Embryology Laboratory, 21 East 69th Street, New York, New York 10021, USA
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outcomes (5). Specifically, we predicted that changes in immediate ovaria environments of oocytes, represented by granulosa cells (GCs), should be identifiable by comparing cell function at different maternal ages. Rapid declines in IVF pregnancy rates
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proteins called FGF homologous factors) that are grouped into subfamilies based on sequence homology ( Itoh & Ornitz 2004 ). It has been recognized for over 20 years that FGF2 acts on granulosa cells to promote cell proliferation and decrease apoptosis and
Dipartimento di Medicina Sperimentale, Centro Ricerca, Dipartimento di Medicina Molecolare, Dipartimento di Scienze e Biotecnologie Medico Chirurgiche, Cattedra di Endocrinologia, Sapienza Università di Roma, c/o Servizio Speciale Malattie della Tiroide, Viale Regina Elena 324, 00161 Rome, Italy
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-related depletion of ovarian follicles and granulosa cells leading to oligoamenorrhea and subsequent chemotherapy-induced amenorrhea (CIA). This condition can be strongly invalidating when occurring in premenopausal women, being related to a rapid depletion of the
Station de Recherches Avicoles, Institut National de la Recherche Agronomique, 37380 Nouzilly, France
INSERM UMR S671, Centre Biomédical des Cordeliers, Université Pierre et Marie Curie-Paris 6, Paris F-75006, France
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Station de Recherches Avicoles, Institut National de la Recherche Agronomique, 37380 Nouzilly, France
INSERM UMR S671, Centre Biomédical des Cordeliers, Université Pierre et Marie Curie-Paris 6, Paris F-75006, France
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Station de Recherches Avicoles, Institut National de la Recherche Agronomique, 37380 Nouzilly, France
INSERM UMR S671, Centre Biomédical des Cordeliers, Université Pierre et Marie Curie-Paris 6, Paris F-75006, France
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Station de Recherches Avicoles, Institut National de la Recherche Agronomique, 37380 Nouzilly, France
INSERM UMR S671, Centre Biomédical des Cordeliers, Université Pierre et Marie Curie-Paris 6, Paris F-75006, France
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Station de Recherches Avicoles, Institut National de la Recherche Agronomique, 37380 Nouzilly, France
INSERM UMR S671, Centre Biomédical des Cordeliers, Université Pierre et Marie Curie-Paris 6, Paris F-75006, France
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Station de Recherches Avicoles, Institut National de la Recherche Agronomique, 37380 Nouzilly, France
INSERM UMR S671, Centre Biomédical des Cordeliers, Université Pierre et Marie Curie-Paris 6, Paris F-75006, France
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& Hertelendy 1985 ). In the hen layerovary, as in mammals, theca and granulosa cells can be easily isolated from developing follicles. The granulosa cells from the largest follicles produce large amounts of progesterone, but unlike the mammalian granulosa cells
Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford, California 94305-5317, USA
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Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford, California 94305-5317, USA
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Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford, California 94305-5317, USA
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Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford, California 94305-5317, USA
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Department of Obstetrics and Gynecology, Stanford University School of Medicine, Stanford, California 94305-5317, USA
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Introduction During ovarian follicular development, granulosa cell proliferation and differentiation are influenced by the gonadotropins and different intraovarian factors secreted by both the oocyte and the surrounding somatic cells
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/PKA system as human granulosa cells undergo luteinization and acquire the capacity to secrete large quantities of progesterone. Materials and Methods Materials Human luteinizing hormone (hLH; NIDDK-hLH-B-SIAFP-2 (6100
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Department of Reproductive Medicine and Biology, University Hospital of Tours, Tours, France
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selected siRNA #693 for subsequent experiments. Table 4 siRNAs used for cell transfection in in vitro assessment of granulosa cells proliferation, viability and steroidogenesis. siRNA Forward sequence Reverse sequence Provided by
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. Luteinisation, the process whereby follicular granulosa cells differentiate into the granulosa-lutein cells of the corpus luteum involves marked and disparate morphological, biochemical and cellular changes. The granulosa cells become terminally differentiated
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granulosa cells from atretic subordinate follicles are more sensitive to FasL-induced apoptosis than cells from healthy dominant follicles ( Porter et al. 2000 ). Removal of serum from the media of cultured bovine granulosa cells increases expression of