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Submissions from 1997

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Developing Course Materials Using The World Wide Web, Mike O'Kane and Jeffrey D. Armstrong

Submissions from 1996

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Aspartate and Glutamate Modulation of Growth Hormone Secretion in the Pig: Possible Site of Action, C. R. Barb, R. M. Campbell, Jeffrey D. Armstrong, and N. M. Cox

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Insulin-like Growth Factor-I (IGF-I) and IGF Binding Proteins: Potential Mediators of the Influence of Nutrition on Ovarian Function in the Heifer and Gilt, A.M. Benoit, K. Swanchara, P. Schoppee, and Jeffrey D. Armstrong

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Ovarian expression of insulin-like growth factor-I (IGF-I), IGF binding proteins, and growth hormone (GH) receptor in heifers actively immunized against GH-releasing factors, W. S. Cohick, Jeffrey D. Armstrong, M. D. Whitacre, M. C. Lucy, R. W. Harvey, and R. M. Campbell

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Immunization against growth hormone releasing factor or chronic feed restriction initiated at 3.5 months of age reduces ovarian response to pulsatile administration of gonadotropin-releasing hormone at 6 months of age and delays onset of puberty in heifers, P. D. Schoppee, Jeffrey D. Armstrong, R. W. Harvey, M. D. Whitacre, A. Felix, and R. M. Campbell

Submissions from 1995

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The Teaching and Advising Portfolio: A Guide for NACTA Members, Bryce H. Lane and Jeffrey D. Armstrong

Submissions from 1994

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Effect of Somatotropin and/or Equine Chorionic Gonadotropin on Serum and Follicular Insulin-Like Growth Factor I and Insulin-Like Growth Factor Binding Proteins in Cattle, R. L. Stanko, W. S. Cohick, D. W. Shaw, R. W. Harvey, D. R. Clemmons, M. D. Whitacre, and Jeffrey D. Armstrong

Submissions from 1993

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Effect of feed restriction on serum somatotropin, insulin-like growth factor-I-(IGF-I) and IGF binding proteins in cyclic heifers actively immunized against growth hormone releasing factor, Jeffrey D. Armstrong, W. S. Cohick, R. W. Harvey, E. P. Heimer, and R. M. Campbell

Submissions from 1992

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Endocrine Events Prior to Puberty in Heifers: Role of Somatotropin, Insulin-Like Growth Factor-I and Insulin-Like Growth Factor Binding Proteins, Jeffrey D. Armstrong, R. L. Stanko, W. S. Cohick, R.B. Simpson, R. W. Harvey, B.G. Huff, D. R. Clemmons, M.D. Whitacre, R.M. Campbell, and E.P. Heimer

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Effect of active immunization against growth hormone releasing factor on concentrations of somatotropin and insulin-like growth factor I in lactating beef cows, K. L. Moore, Jeffrey D. Armstrong, R. W. Harvey, R. M. Campbell, and E. P. Heimer

Submissions from 1990

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Opioid control of growth hormone in the suckled sow is primarily mediated through growth hormone releasing factor, Jeffrey D. Armstrong, K. L. Esbenshade, M. T. Coffey, E. Heimer, R. Campbell, T. Mowles, and A. Felix

Submissions from 1988

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Effects of Naloxone or Transient Weaning on Secretion of LH and Prolactin in Lactating Sows, Jeffrey D. Armstrong, R. R. Kraeling, and J. H. Britt

Submissions from 1987

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Changes in the Hypothalamic-Hypophyseal-Ovarian Axis of Primiparous Sows Following Weaning or Pulsatile Gonadotropin Releasing Hormone Administration and Weaning, Jeffrey D. Armstrong, N. M. Cox, and J. H. Britt

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Influence of follicular ablation during lactation on postweaning interval to estrus, ovulation rate, and endocrine function in sows, N. M. Cox, Jeffrey D. Armstrong, and J. H. Britt

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Absence of a nocturnal rise in either norepinephrine, N-acetyltransferase, hydroxyindole-O-methyltransferase or melatonin in the pineal gland of the domestic pig kept under natural environment photoperiods, Russel J. Reiter, Jack H. Britt, and Jeffrey D. Armstrong

Submissions from 1986

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Seasonal Differences in Function of the Hypothalamic-Hypophysial-Ovarian Axis in Weaned Primiparous Sows, Jeffrey D. Armstrong, J. H. Britt, and N. M. Cox

Submissions from 1985

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Pulsatile Administration of Gonadotropin-releasing Hormone to Anestrous Sows: Endocrine Changes Associated with GnRH-induced and Spontaneous Estrus, Jeffrey D. Armstrong and J. H. Britt