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Biology of the Neonate|March 29, 2001
Fetal endocrine signals and preterm laborJ R Challis, S K SmithBulletin Et Memoires De L'Academie Royale De Medecine De Belgique|February 16, 1999
Molecular aspects of preterm laborJ R ChallisCanadian Journal of Physiology and Pharmacology|December 1, 1990
Hormonal and biophysical responses to acute hypoxemia in fetal sheep at 0.7-0.8 gestationK Akagi, J R ChallisGynecologic and Obstetric Investigation|January 1, 1990
Relationship between blood gas values and hormonal response to acute hypoxemia in fetal sheepK Akagi, J R ChallisJournal of Reproduction and Fertility|January 1, 1980
Metabolism of [3H]oestrone sulphate by fetal membranes, placenta and uterine tissues from pregnant rabbitsJ R Challis, E GreenblattAmerican Journal of Obstetrics and Gynecology|December 1, 1987
Steroid synthetic and prostaglandin metabolizing activity is present in different cell populations from human fetal membranes and deciduaJ R Challis, M VaughanEndocrinology|September 1, 1982
The effects of adrenocorticotropin, guanylylimidodiphosphate, dibutyryl adenosine 3',5'-monophosphate, and exogenous substrates on corticosteroid output by ovine fetal adrenal cells at different times in pregnancyL Manchester, J R ChallisCanadian Journal of Physiology and Pharmacology|May 1, 1990
Threshold of hormonal and biophysical responses to acute hypoxemia in fetal sheep at different gestational agesK Akagi, J R ChallisBiochemical and Biophysical Research Communications|July 31, 1989
Fetal and adult sheep adrenal cortical cells contain glucocorticoid receptorsK Yang, J R ChallisEndocrinology|March 1, 1987
Synergism between systemic corticotropin-releasing factor and arginine vasopressin on adrenocorticotropin release in vivo varies as a function of gestational age in the ovine fetusL J Norman, J R ChallisPageof 45