Effect of progesterone on magnitude of the luteinizing hormone surge induced by two different doses of gonadotropin-releasing hormone in lactating dairy cows (original) (raw)

Plasma luteinizing hormone concentrations in cows given repeated treatments or three different doses of gonadotropin releasing hormone

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Lack of luteolytic effect of gonadotropin releasing hormone (GnRH) with therapeutic and repeated doses in dairy cows

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Progesterone concentration, estradiol pretreatment, and dose of gonadotropin-releasing hormone affect gonadotropin-releasing hormone-mediated luteinizing hormone release in beef heifers

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Patrice Humblot

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Luteinizing hormone secretion and corpus luteum function in cows receiving two levels of progesterone

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Effects of treatment of anestrous dairy cows with gonadotropin-releasing hormone, prostaglandin, and progesterone

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Differential Response of the Luteal Phase and Fertility in Cattle Following Ovulation of the First-Wave Follicle with Human Chorionic Gonadotropin or an Agonist of Gonadotropin-Releasing Hormone

Thais Diaz

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Chronic Treatment with an Agonist of Gonadotropin-Releasing Hormone Enhances Luteal Function in Cattle

W. Enright

Biology of Reproduction, 2003

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Plasma Luteinizing Hormone Response to Increasing doses of Synthetic Gonadotrophin-Releasing Hormone in Heifers

Jens Agger

Acta Veterinaria Scandinavica, 1983

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Influence of estradiol, progesterone, and nutrition on concentrations of gonadotropins and GnRH receptors, and abundance of mRNA for GnRH receptors and gonadotropin subunits in pituitary glands of beef cows 1,2

Jerry Malayer

2010

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Effects of treatment with human chorionic gonadotrophin or intravaginal progesterone-releasing device after AI on circulating progesterone concentrations in lactating dairy cows

Anibal Nascimento

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Influence of estradiol, progesterone, and nutrition on concentrations of gonadotropins and GnRH receptors, and abundance of mRNA for GnRH receptors and gonadotropin subunits in pituitary glands of beef cows

Jerry Malayer

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Fernanda Faustino

2008

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Effects of presynchronization with gonadotropin-releasing hormone-prostaglandin F2α or progesterone before Ovsynch in noncyclic dairy cows

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Progesterone and luteinizing hormone levels in peripheral blood of cycling beef cows

Eugene Sprague

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Influence of repeated low doses of gonadotrop in releasing hormone on postpartum interval and serum luteinizing hormone in Brahman cross cows

Ronald Randel

Theriogenology, 1987

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Supplementation of progesterone via controlled internal drug release inserts during ovulation synchronization protocols in lactating dairy cows

Jeffrey Stevenson

2010

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Plasma and milk progesterone and plasma LH in ovariectomized lactating cows treated with new or used controlled internal drug release devices

Judith Van Cleeff

Animal Reproduction Science, 1992

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Frequency of luteinizing hormone pulses and circulating 17β-oestradiol concentration in cows is related to concentration of progesterone in circulation when the progesterone comes from either an endogenous or exogenous source

E. Bergfeld, V. Mariscal

Animal Reproduction Science, 1995

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Effect of Luteinizing Hormone (LH), PGE2, 8-EPI-PGE1, 8-EPI-PGE2, Trichosanthin, and Pregnancy Specific Protein B (PSPB) on Secretion of Progesterone In Vitro by Corpora Lutea (CL) from Nonpregnant and Pregnant Cows

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EFFECTS OF INTERMII " rENT INJECTIONS OF LHRH ON SECRETORY PATTERNS OF LH AND FSH AND OVARIAN FOLLICULAR GROWTH DURING POSTPARTUM ANOVULATION IN SUCKLED BEEF COWS 1 , 2

L. Spicer

2007

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Induction of ovulation with gonadotropin-releasing hormone during proestrus in cattle: influence on subsequent follicular growth and luteal function

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Effects of Prolactin on the Luteinizing Hormone Response to Gonadotropin- Releasing Hormone in Primary Pituitary Cell Cultures During the Ovine Annual Reproductive Cycle

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Physiological and practical effects of progesterone on reproduction in dairy cattle

Giovanni M Baez

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Effect of suckling and ovariectomy on the control of luteinizing hormone secretion during the postpartum period in beef cows

Miguel Garcia-Winder

Biology of Reproduction, 1984

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Pituitary receptors for GnRH and estradiol, and pituitary content of gonadotropins in beef cows. I. Changes during the estrous cycle

Tim Braden

Domestic Animal Endocrinology, 1987

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Regulation of frequency of luteinizing hormone pulses by magnitude of acute change in circulating concentration of progesterone of female cattle

E. Bergfeld

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Endocrine and ovarian responses and pregnancy rates in dairy cows following the administration of a gonadotrophin releasing hormone analog at the time of artificial insemination or at mid-cycle post insemination

Maura Grealy

Animal Reproduction Science, 1994

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Receptors for luteinizing hormone and follicle-stimulating hormone in largest follicles of postpartum beef cows

Miguel Garcia-Winder

Biology of Reproduction, 1988

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