Works (13)

1999 journal article

Effects of active immunization against growth-hormone releasing factor on puberty and reproductive development in gilts

Journal of Animal Science, 77(7), 1807–1814.

By: K. Swanchara n, J. Armstrong & J. Britt

Source: NC State University Libraries
Added: August 6, 2018

1997 journal article

Developing course materials using the World Wide Web

NACTA Journal, 41(2), 10–15.

By: M. O'Kane & J. Armstrong

Source: NC State University Libraries
Added: August 6, 2018

1997 journal article

Effects of acute endotoxemia on serum somatotropin and insulin like growth factor I concentrations in prepubertal gilts

American Journal of Veterinary Research, 58(9), 1010–1013.

By: W. Hevener, G. Almond, J. Armstrong & R. Richards

Source: NC State University Libraries
Added: August 6, 2018

1995 journal article

Recombinant bovine somatotropin increases milk yield and calf gain in diverse breeds of beef cattle: Associated changes in hormones and indices of metabolism

Journal of Animal Science, 73(10), 3051.

By: J. Armstrong, R. Harvey n, M. Poore n, R. Simpson n, D. Miller n, G. Gregory n, G. Hartnell n

Source: NC State University Libraries
Added: August 6, 2018

1994 journal article

Concentrations of hormones and metabolites, estimates of metabolism, performance, and reproductive performance of sows actively immunized against growth hormone-releasing factor

Journal of Animal Science, 72(6), 1570.

By: J. Armstrong, M. Coffey n, K. Esbenshade n, R. Campbell n & E. Heimer n

Source: NC State University Libraries
Added: August 6, 2018

1993 journal article

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

DOMESTIC ANIMAL ENDOCRINOLOGY, 10(4), 315–324.

By: J. Armstrong, W. Cohick n, R. Harvey n, E. Heimer n & R. Campbell n

Source: Web Of Science
Added: August 6, 2018

1991 journal article

Changes in growth hormone and luteinizing hormone following acute or chronic administration of an opioid agonist, FK33-824, in wethers

Journal of Animal Science, 69(2), 774.

By: J. Armstrong & J. Spears n

Source: NC State University Libraries
Added: August 6, 2018

1990 journal article

Active immunization of pigs against growth hormone-releasing factor: Effect on concentrations of growth hormone and insulin-like growth factor 1

Journal of Animal Science, 68(2), 427.

By: J. Armstrong, K. Esbenshade, J. Johnson, M. Coffey, E. Heimer, R. Campbell, T. Mowles, A. Felix

Source: NC State University Libraries
Added: August 6, 2018

1990 journal article

OPIOID CONTROL OF GROWTH-HORMONE IN THE SUCKLED SOW IS PRIMARILY MEDIATED THROUGH GROWTH-HORMONE RELEASING-FACTOR

DOMESTIC ANIMAL ENDOCRINOLOGY, 7(2), 191–198.

By: J. Armstrong, K. Esbenshade n, M. Coffey n, E. Heimer*, R. Campbell*, T. Mowles*, A. Felix*

Source: Web Of Science
Added: August 6, 2018

1988 journal article

Morphine suppresses luteinizing hormone concentrations in transiently weaned sows and delays onset of estrus after weaning

Journal of Animal Science, 66(9), 2216.

By: J. Armstrong, R. Kraeling n & J. Britt n

Source: NC State University Libraries
Added: August 6, 2018

1987 journal article

Season, suckling and nutrition alter ovarian function in swine through control of gonadotropin-releasing hormone

Dissertation Abstracts International. B, Sciences and Engineering, 47(8), 3178.

By: J. Armstrong

Source: NC State University Libraries
Added: August 6, 2018

1986 journal article

Seasonal differences in function of the hypothalamic-hypophysial-ovarian axis in weaned primiparous sows

Journal of Reproduction & Fertility, 78(1), 11.

By: J. Armstrong, J. Britt & N. Cox

Source: NC State University Libraries
Added: August 6, 2018

1985 journal article

PULSATILE ADMINISTRATION OF GONADOTROPIN-RELEASING HORMONE TO ANESTROUS SOWS - ENDOCRINE CHANGES ASSOCIATED WITH GNRH-INDUCED AND SPONTANEOUS ESTRUS

BIOLOGY OF REPRODUCTION, 33(2), 375–380.

By: J. Armstrong & J. Britt n

Source: Web Of Science
Added: August 6, 2018