Gary L. Williams

Best Publications

• Regulatory roles of leptin in reproduction and metabolism: a comparative review.

  D.A. Zieba;D.A. Zieba;M. Amstalden;G.L. Williams

  305
  Citations

• Leptin gene expression, circulating leptin, and luteinizing hormone pulsatility are acutely responsive to short-term fasting in prepubertal heifers: relationships to circulating insulin and insulin-like growth factor I(1).

  M. Amstalden;M.R. Garcia;S.W. Williams;R.L. Stanko

  238
  Citations

• Serum leptin and its adipose gene expression during pubertal development, the estrous cycle, and different seasons in cattle

  M. R. Garcia;M. Amstalden;S. W. Williams;R. L. Stanko;R. L. Stanko

  205
  Citations

• Diet-induced hyperlipidemia in cattle modifies the intrafollicular cholesterol environment, modulates ovarian follicular dynamics, and hastens the onset of postpartum luteal activity.

  Unknown

  168
  Citations

• Mechanisms regulating suckling-mediated anovulation in the cow

  Unknown

  163
  Citations

• Dietary fats varying in their fatty acid composition differentially influence follicular growth in cows fed isoenergetic diets

  Unknown

  161
  Citations

• Gonadotropin-Releasing Hormone Secretion into Third-Ventricle Cerebrospinal Fluid of Cattle: Correspondence with the Tonic and Surge Release of Luteinizing Hormone and Its Tonic Inhibition by Suckling and Neuropeptide Y

  O.S. Gazal;L.S. Leshin;R.L. Stanko;M.G. Thomas

  157
  Citations

• Modulation of Luteal Activity in Postpartum Beef Cows through Changes in Dietary Lipid

  Unknown

  155
  Citations

• Leptin and its role in the central regulation of reproduction in cattle.

  G.L Williams;M Amstalden;M.R Garcia;R.L Stanko

  155
  Citations

• Central Infusion of Recombinant Ovine Leptin Normalizes Plasma Insulin and Stimulates a Novel Hypersecretion of Luteinizing Hormone after Short-Term Fasting in Mature Beef Cows

  M. Amstalden;M.R. Garcia;R.L. Stanko;R.L. Stanko;S.E. Nizielski

  145
  Citations

• Use of a stair-step compensatory gain nutritional regimen to program the onset of puberty in beef heifers.

  R C Cardoso;B R C Alves;L D Prezotto;J F Thorson

  114
  Citations

• Relationships among Dietary Lipid Intake, Serum Cholesterol and Ovarian Function in Holstein Heifers

  Unknown

  112
  Citations

• Age at puberty, total fat and conjugated linoleic acid content of carcass, and circulating metabolic hormones in beef heifers fed a diet high in linoleic acid beginning at four months of age.

  M. R. Garcia;M. Amstalden;C. D. Morrison;D. H. Keisler

  105
  Citations

• Ovarian follicular characteristics, embryo recovery, and embryo viability in heifers fed high-fat diets and treated with follicle-stimulating hormone

  Unknown

  101
  Citations

• Chronic administration of recombinant ovine leptin in growing beef heifers: effects on secretion of LH, metabolic hormones, and timing of puberty.

  M. N. Maciel;M. N. Maciel;D. A. Zieba;M. Amstalden;D. H. Keisler

  87
  Citations

• Immunoneutralization of inhibin modifies hormone secretion and sperm production in bulls.

  T L Martin;G L Williams;D D Lunstra;J J Ireland

  85
  Citations

• Regulatory Roles of Leptin at the Hypothalamic-Hypophyseal Axis Before and after Sexual Maturation in Cattle

  D.A. Zieba;M. Amstalden;S. Morton;M.N. Maciel

  80
  Citations

• Divergent effects of leptin on luteinizing hormone and insulin secretion are dose dependent.

  Dorota A. Zieba;Marcel Amstalden;Marlon N. Maciel;Duane H. Keisler

  78
  Citations

• Kisspeptin activates the hypothalamic–adenohypophyseal–gonadal axis in prepubertal ewe lambs

  Unknown

  77
  Citations

• Hormonal and Reproductive Profiles of Early Postpartum Beef Heifers after Prolactin Suppression or Steroid-Induced Luteal Function3

  Unknown

  77
  Citations