Get started
Author

J. T. Cummins

Observed names: J Cummins, J T Cummins, J. CUMMINS, J. Cummins, J. T. CUMMINS, J.T. Cummins, JAMES T. CUMMINS, James Cummins, James T. Cummins, James Thomas Cummins, Jim T. Cummins
OpenAlex ID: A5113575448
THE TEMPORAL RELATIONSHIP BETWEEN GONADOTROPIN RELEASING HORMONE (GnRH) AND LUTEINIZING HORMONE (LH) SECRETION IN OVARIECTOMIZED EWES1
1982 · IAIN J. CLARKE, JAMES T. CUMMINS · Endocrinology · 915
Steroid Feedback Inhibition of Pulsatile Secretion of Gonadotropin-Releasing Hormone in the Ewe1
1987 · Fred J. Karsch, James T. Cummins, et al. · Biology of Reproduction · 251
Pituitary Gland Function after Disconnection from Direct Hypothalamic Influences in the Sheep
2008 · Iain James Clarke, James Thomas Cummins, et al. · Neuroendocrinology · 177
Effect of Restricted Feeding on the Relationship Between Hypophysial Portal Concentrations of Growth Hormone (GH)-Releasing Factor and Somatostatin, and Jugular Concentrations of GH in Ovariectomized Ewes*
1991 · GREGORY B. THOMAS, JAMES T. CUMMINS, et al. · Endocrinology · 163
Direct Pituitary Effects of Estrogen and Progesterone on Gonadotropin Secretion in the Ovariectomized Ewe
2008 · Iain J. Clarke, James T. Cummins · Neuroendocrinology · 162
GnRH Secretion throughout the Ovine Estrous Cycle
2008 · Iain J. Clarke, Gregory B. Thomas, et al. · Neuroendocrinology · 156
Effect of Restricted Feeding on the Concentrations of Growth Hormone (GH), Gonadotropins, and Prolactin (PRL) in Plasma, and on the Amounts of Messenger Ribonucleic Acid for GH, Gonadotropin Subunits, and PRL in the Pituitary Glands of Adult Ovariectomized Ewes*
1990 · GREGORY B. THOMAS, JULIE E. MERCER, et al. · Endocrinology · 149
Increased Gonadotropin-Releasing Hormone Pulse Frequency Associated with Estrogen-Induced Luteinizing Hormone Surges in Ovariectomized Ewes*
1985 · I. J. CLARKE, J. T. CUMMINS · Endocrinology · 142
Effects on Plasma Luteinizing Hormone and Follicle-Stimulating Hormone of Varying the Frequency and Amplitude of Gonadotropin-Releasing Hormone Pulses in Ovariectomized Ewes with Hypothalamo-Pituitary Disconnection
2008 · Iain J. Clarke, James T. Cummins, et al. · Neuroendocrinology · 122
GnRH pulse frequency determines LH pulse amplitude by altering the amount of releasable LH in the pituitary glands of ewes
1985 · I. J. Clarke, J. T. Cummins · Reproduction · 92
PDF
The Negative Feedback Effects of Testicular Steroids Are Predominantly at the Hypothalamus in the Ram*
1991 · A. J. TILBROOK, D. M. DE KRETSER, et al. · Endocrinology · 86
Pituitary Receptors for Gonadotropin-Releasing Hormone in Relation to Changes in Pituitary and Plasma Gonadotropins in Ovariectom ized Hypothalamo/Pituitary-Disconnected EWES. II. A Marked Rise in Receptor Number during the Acute Feedback Effects of Estradiol1
1988 · I. J. Clarke, J. T. Cummins, et al. · Biology of Reproduction · 71
GnRH-associated peptide (GAP) is cosecreted with GnRH into the hypophyseal portal blood of ovariectomized sheep
1987 · I.J. Clarke, J.T. Cummins, et al. · Biochemical and Biophysical Research Communications · 52
PDF
Prolonged secretion of prolactin in response to thyrotrophin-releasing hormone after hypothalamo-pituitary disconnection in the ewe
1986 · G. B. Thomas, J. T. Cummins, et al. · Journal of Endocrinology · 50
The half-life of follicle-stimulating hormone in ovary-intact and ovariectomized Booroola and control Merino ewes
1987 · R. C. Fry, L. P. Cahill, et al. · Reproduction · 46
PDF
Effects of constant infusion of gonadotrophin-releasing hormone in ovariectomized ewes with hypothalamo-pituitary disconnection: further evidence for differential control of LH and FSH secretion and the lack of a priming effect
1986 · I. J. Clarke, K. J. Burman, et al. · Journal of Endocrinology · 45
The oestrogen-induced surge of LH requires a 'signal' pattern of gonadotrophin-releasing hormone input to the pituitary gland in the ewe
1989 · I. J. Clarke, J. T. Cummins, et al. · Journal of Endocrinology · 43
Kallikrein gene expression in human pituitary tissues
1996 · Judith A. Clements, Annie Mukhtar, et al. · Clinical Endocrinology · 41
Naloxone evokes large-amplitude GnRH pulses in luteal-phase ewes
1987 · R. J. E. Horton, J. T. Cummins, et al. · Reproduction · 40
PDF
Concentrations of dopamine and noradrenaline in hypophysial portal blood in the sheep and the rat
1989 · G. B. Thomas, J. T. Cummins, et al. · Journal of Endocrinology · 38
Effects of ovine follicular fluid on plasma LH and FSH secretion in ovariectomized ewes to indicate the site of action of inhibin
1986 · I. J. Clarke, J. K. Findlay, et al. · Reproduction · 37
PDF
Effects of Gonadotropin-Releasing Hormone Pulse-Frequency Modulation on Lutein izing Hormone, Foil icle-Stimu lating Hormone and Testosterone Secretion in H ypothalamo/P ituitary-Disconnected Rams12
1987 · F. C. W. Wu, D. C. Irby, et al. · Biology of Reproduction · 34
The Posterior Pituitary Regulates Prolactin, but not Adrenocorticotropin or Gonadotropin, Secretion in the Sheep*
1989 · GREGORY B. THOMAS, JAMES T. CUMMINS, et al. · Endocrinology · 32
Induction of ovulation in chronically hypophysectomized Booroola ewes
1988 · R. C. Fry, I. J. Clarke, et al. · Reproduction · 31
PDF
Gonadotropin-Releasing Hormone Associated Peptide (GAP) and Putative Processed GAP Peptides Do Not Release Luteinizing Hormone or Follicle-Stimulating Hormone or Inhibit Prolactin Secretion in the Sheep
2008 · Gregory B. Thomas, James T. Cummins, et al. · Neuroendocrinology · 30
Works count: 60
Citation count: 3,374
H-index: 27
I10-index: 42
Year
Topic
Type