Search Results - "Renaud, R L"

Postnatal decline in gonadal secretion of dehydroepiandrosterone and 3 beta-hydroxyandrosta-5,7-dien-17-one in the newborn foal by Raeside, JI, Renaud, RL, Christie, HL

“…Dehydroepiandrosterone (DHEA) and 3 beta-hydroxyandrosta-5,7-dien-17-one (7-dehydro-DHEA) are secreted in large quantities by the remarkably hypertrophied…”
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Evidence for 15α- and 7α-hydroxylase activity in gonadal tissue of the early-life stages of sea lampreys, Petromyzon marinus by Lowartz, S.M, Renaud, R.L, Beamish, F.W.H, Leatherland, J.F

“…Gonads of premetamorphosing larval (PML), transforming (TL) and newly metamorphosed (juvenile) sea lampreys (JL) ( Petromyzon marinus) were incubated in vitro…”
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The role of CYP 1A1 in the in vitro metabolism of pregnenolone by the liver of rainbow trout embryos by Petkam, R., Renaud, R.L., Leatherland, J.F.

“…The in vitro metabolism of pregnenolone (P 5) was investigated using whole liver preparations taken from rainbow trout ( Oncorhynchus mykiss) embryos sampled…”
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In vitro metabolism of pregnenolone to 7α-hydroxypregnenolone by rainbow trout embryos by Petkam, R, Renaud, R.L, Freitas, A.M.M.S, Canario, A.V.M, Raeside, J.I, Kime, D.E, Leatherland, J.F

“…Tissues taken from rainbow trout embryos at several developmental stages, were incubated in the presence of radioactively-labelled pregnenolone in order to…”
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Expression and localization of relaxin in the ovary of the mare by Ryan, P L, Klonisch, T, Yamashiro, S, Renaud, R L, Wasnidge, C, Porter, D G

“…Immunoreactive, chromatographic and molecular techniques were used to study the expression of relaxin in mare ovaries at different stages of the oestrous…”
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Androgen and Estrogen Metabolism in the Reproductive Tract and Accessory Sex Glands of the Domestic Boar (Sus scrofa) by RAESIDE, J. I, CHRISTIE, H. L, RENAUD, R. L

“…Steroid metabolism in target tissues has relevance in assessing biological response. We have investigated the metabolism of testosterone and estrogens in the…”
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Metabolism of oestrone and oestradiol-17β to conjugated steroids by the accessory sex glands of the male pig by RAESIDE, J. I, CHRISTIE, H. L, RENAUD, R. L

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Metabolism of Estrogens and Androgens by Embryonic Tissues of Arctic Charr, Salvelinus alpinus by Khan, M.N., Renaud, R.L., Leatherland, J.F.

“…This study examines the ability of Arctic charr ( Salvelinus alpinus) embryos to metabolize tritiated androstenedione (A 4), testosterone (T), 17β-estradiol (E…”
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In vitro metabolism of progesterone, androgens and estrogens by rainbow trout embryos by Petkam, R, Renaud, R.L, Freitas, A.M.M.S, Canario, A.V.M, Leatherland, J.F

“…The purpose of the study was to determine the steroid metabolic pathways used by rainbow trout (Oncorhynchus mykiss) embryos. Whole embryo preparations at 42,…”
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Steroid Metabolism by Embryonic Tissues of Arctic Charr,Salvelinus alpinus by Khan, M.N., Renaud, R.L., Leatherland, J.F.

“…High-performance liquid chromatography analysis of extracts of Arctic charr (Salvelinus alpinus) eggs revealed the presence of several steroids, predominantly…”
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Metabolism of oestrone and oestradiol-17beta to conjugated steroids by the accessory sex glands of the male pig by Raeside, JI, Christie, HL, Renaud, RL

“…Oestrogens are secreted in large amounts by boar testes and are known to have a synergistic effect with testosterone on the production of large volumes of…”
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Estrogen and androgen production by purified Leydig cells of mature boars [Reproductive hormones] by Raeside, J.I, Renaud, R.L

“…Purified Leydig cells were obtained from testes of mature male pigs by collagenase treatment and mechanical dispersion, followed by Percoll (0-90%) density…”
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Secretion of 19-hydroxyandrostenedione and 19-hydroxytestosterone by porcine Leydig cells in vitro and in vivo by Raeside, J I, Renaud, R L, Friendship, R M, Khalil, M W

“…19-Hydroxytestosterone and 19-hydroxyandrostenedione have been identified as secretory products of the testes in the mature male domestic pig. Their isolation…”
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Differences in aromatase activity between Leydig cells from the scrotal and abdominal testis in the naturally unilateral-cryptorchid boar by Raeside, J.I, Renaud, R.L, Friendship, R.M

“…In an earlier study, estrogen production was much lower in Leydig cells from the abdominal than from the scrotal testis in naturally occurring unilateral…”
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Formation of C19 11-hydroxysteroids by porcine Leydig cells by Raeside, J I, Renaud, R L, Khalil, M W

“…In a previous study, we reported the presence of 11 beta-hydroxyandrostenedione and 11 beta-hydroxytestosterone in testicular vein blood from mature male pigs…”
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Effect of cortisol on the metabolism of 17-hydroxyprogesterone by Arctic charr and rainbow trout embryos by Khan, M N, Reddy, P K, Renaud, R L, Leatherland, J F

“…The effect of cortisol on the in vitro metabolism of [^sup 3^H]17-hydroxyprogesterone ([^sup 3^H]17OHP) was studied during embryonic development of Arctic…”
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Effect of a 5 alpha-reductase inhibitor on the metabolism of 19-norandrogens by porcine Leydig cells by Raeside, J I, Renaud, R L, Marshall, D E

“…The metabolism of 19-norandrostenedione and [3H] 19-nortestosterone was examined in porcine Leydig cell preparations in the absence, or presence, of a…”
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Hydroxylation of 19-norandrogens by porcine Leydig cells by Raeside, J I, Renaud, R L, Marshall, D E

“…The metabolism of 19-norandrogens by porcine Leydig cells was investigated. Non-radioactive 19-norandrostenedione (19-Nor A) and [3H]19-nortestosterone (19-Nor…”
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Aromatization of 19-norandrogens by porcine Leydig cells by Raeside, J I, Renaud, R L, Friendship, R M

“…The aromatization of norandrogens was investigated with highly purified preparations of Leydig cells from mature male pigs. Cell incubations with…”
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Isolation of 11 beta-hydroxylated androgens from testicular vein blood of the mature boar by Raeside, J I, Renaud, R L, Friendship, R M

“…The isolation of 11 beta-hydroxyandrostenedione and 11 beta-hydroxytestosterone from testicular vein blood of the mature male domestic pig is described. Blood…”
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