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Journal of Reproduction and Fertility|March 1, 1984
Comparison of leucine enkephalin and adrenocorticotrophin effects on adrenal function in fetal and adult sheepJ Bousquet, S J Lye, J R ChallisAmerican Journal of Perinatology|April 1, 1989
Vitamin D3 metabolites stimulate prostaglandin production by human fetal membranes and placenta in vitroS A Jones, H Schneider, J R ChallisGynecologic and Obstetric Investigation|January 1, 1983
Relation between diurnal changes in peripheral plasma progesterone, cortisol, and estriol in normal women at 30-31, 34-35, and 38-39 weeks of gestationJ R Challis, C Sprague, J E PatrickProstaglandins|May 1, 1983
Estradiol-17 beta and 2-hydroxyestradiol-17 beta-induced differential production of prostaglandins by cells dispersed from human intrauterine tissues at parturitionD M Olson, K Skinner, J R ChallisBiology of Reproduction|March 1, 1996
Localization and developmental changes in prostaglandin H synthase (PGHS) and PGHS messenger ribonucleic acid in ovine placenta throughout gestationW Gibb, S G Matthews, J R ChallisEndocrine|October 29, 2000
Effects of labor on pituitary expression of proopiomelanocortin, prohormone convertase (PC)-1, PC-2, and glucocorticoid receptor mRNA in fetal sheepA C Holloway, S Gyomorey, J R ChallisThe Journal of Endocrinology|March 16, 2001
Developmental regulation of corticotrophin receptor gene expression in the adrenal gland of the ovine fetus and newborn lamb: effects of hypoxia during late pregnancyM Fraser, G A Braems, J R Challis, et al.Canadian Journal of Physiology and Pharmacology|August 1, 1986
Ovine fetal adrenal maturation at term and during fetal ACTH administration: evidence that the modulating effect of cortisol may involve cAMPJ R Challis, S J Lye, J WelshEuropean Journal of Obstetrics, Gynecology, and Reproductive Biology|December 10, 1998
Vasodilator response to exogenous adrenocorticotropic hormone in fetal adrenal cortex precedes increased steroidogenesis in sheep at 105-112 days gestationA M Carter, J R Challis, P SvendsenJournal of Molecular Endocrinology|April 1, 1992
Characterization of an ovine glucocorticoid receptor cDNA and developmental changes in its mRNA levels in the fetal sheep hypothalamus, pituitary gland and adrenalK Yang, G L Hammond, J R ChallisPageof 24