Search Results - "Aherne, F. X."

Selective protein loss in lactating sows is associated with reduced litter growth and ovarian function by Clowes, E.J, Aherne, F.X, Foxcroft, G.R, Baracos, V.E

“…This study was designed to test the degree of protein loss that may be sustained by lactating sows before milk biosynthesis and ovarian function will be…”
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Comparison of three methods of feeding sows in gestation and the subsequent effects on lactation performance by Young, M.G, Tokach, M.D, Aherne, F.X, Main, R.G, Dritz, S.S, Goodband, R.D, Nelssen, J.L

“…A total of 684 sows from breeding groups over 6 wk was used to compare three methods of feeding during gestation on gestation and lactation performance…”
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Parturition body size and body protein loss during lactation influence performance during lactation and ovarian function at weaning in first-parity sows by Clowes, E.J, Aherne, F.X, Schaefer, A.L, Foxcroft, G.R, Baracos, V.E

“…We investigated the effect of body protein mass at parturition and different degrees of body protein loss in lactation on sow performance. In a 2 × 2 factorial…”
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Effect of space allowance during rearing and selection criteria on performance of gilts over three parities in a commercial swine production system by Young, M.G, Tokach, M.D, Aherne, F.X, Dritz, S.S, Goodband, R.D, Nelssen, J.L, Loughin, T.M

“…A total of 1,257 gilts were used to determine the effect of space allowance during rearing and age at puberty on total pigs produced and removal rate over 3…”
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Pattern of feed intake and associated metabolic and endocrine changes differentially affect postweaning fertility in primiparous lactating sows by Zak, L.J. (University of Alberta, Edmonton, Canada.), Cosgrove, J.R, Aherne, F.X, Foxcroft, G.R

“…Effects of differential patterns of feed intake during lactation, associated metabolic and endocrine changes, and reproductive status after weaning were…”
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Neonatal handling permanently alters hypothalamic-pituitary- adrenal axis function, behaviour, and body weight in boars by Weaver, SA, Aherne, FX, Meaney, MJ, Schaefer, AL, Dixon, WT

“…Neonatal handling permanently alters hypothalamic- pituitary-adrenal axis (HPA) function in rats. In the rat, this treatment increases hippocampal…”
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Role of Luteinizing Hormone in Primiparous Sow Responses to Split Weaning by Zak, L, Foxcroft, GR, Aherne, FX, Kirkwood, RN

“…In 45 primiparous sows, we examined endocrine, ovarian and reproductive responses to split-weaning or five injections per day of 800 ng GnRH from 18 to 21 days…”
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Effect of space allowance during rearing and selection criteria on performance of gilts over three parities in a commercial swine production system1,2 by Young, M. G., Tokach, M. D., Aherne, F. X., Dritz, S. S., Goodband, R. D., Nelssen, J. L., Loughin, T. M.

“…A total of 1,257 gilts were used to determine the effect of space allowance during rearing and age at puberty on total pigs produced and removal rate over 3…”
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Effect of sow parity and weight at service on target maternal weight and energy for gain in gestation by Young, M.G, Tokach, M.D, Aherne, F.X, Main, R.G, Dritz, S.S, Goodband, R.D, Nelssen, J.L

“…The objective of this study was to evaluate targeted maternal weight gains in sows by parity group during gestation. Weight and backfat gains during gestation…”
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Effect of nutrition on embryonal mortality in gilts: association with progesterone by Jindal, R. (University of Alberta, Edmonton, Canada.), Cosgrove, J.R, Aherne, F.X, Foxcroft, G.R

“…The effect of the timing of nutritional changes during the immediate period after mating on early embryonal survival and of progesterone as a potential…”
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Consequences of different patterns of feed intake during the estrous cycle in gilts on subsequent fertility by Almeida, F. R, Kirkwood, R. N, Aherne, F. X, Foxcroft, G. R

“…The impact of different patterns of feed restriction between d 1 and 15 of the estrous cycle on subsequent reproductive performance of 23 trios of littermate…”
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The effect of lean growth rate on puberty attainment in gilts by Patterson, J. L, Ball, R. O, Willis, H. J, Aherne, F. X, Foxcroft, G. R

“…Two hundred sixteen prepubertal Genex Manor hybrid F1 gilts were used to determine the impact of lean growth rate on sexual development of gilts. This study…”
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Influence of Carnichrome on the energy balance of gestating sows by Young, M.G, Tokach, M.D, Noblet, J, Aherne, F.X, Dritz, S.S, Goodband, R.D, Nelssen, J.L, Milgen, J. van, Woodworth, J.C

“…Twelve multiparous sows with an average initial weight of 182 kg were used in a randomized complete block design to determine the effects of feeding…”
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Feeding lactating primiparous sows to establish three divergent metabolic states. I. Associated endocrine changes and postweaning reproductive performance by Zak, L.J. (Swine Research Group, Edmonton, Alberta.), Williams, I.H, Foxcroft, G.R, Pluske, J.R, Cegielski, A.C, Clowes, E.J, Aherne, F.X

“…We investigated effects of different metabolic states on reproductive performance in lactating primiparous sows. Sows were fed ad libitum (AL; n = 12),…”
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The effects of feed intake and body fatness on progesterone metabolism in ovariectomized gilts by Miller, H. M, Foxcroft, G. R, Squires, J, Aherne, F. X

“…We studied the effects of feed intake and fatness on metabolic clearance rate (MCR) and half-life of progesterone in 40 ovariectomized gilts (10x4…”
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Comparison of three methods of feeding sows in gestation and the subsequent effects on lactation performance1 by Young, M. G., Tokach, M. D., Aherne, F. X., Main, R. G., Dritz, S. S., Goodband, R. D., Nelssen, J. L.

“…A total of 684 sows from breeding groups over 6 wk was used to compare three methods of feeding during gestation on gestation and lactation performance…”
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Maintenance of villous height and crypt depth in piglets by providing continuous nutrition after weaning by Pluske, J. R., Williams, I. H., Aherne, F. X.

“…Thirty-two piglets weaned at 28 days of age were used to test the hypothesis that maintenance of nutrition after weaning would prevent the normal decline in…”
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Feeding lactating primiparous sows to establish three divergent metabolic states. III. Milk production and pig growth by Pluske, J.R. (Massey University, Palmerston North, New Zealand.), Williams, I.H, Zak, L.J, Clowes, E.J, Cegielski, A.C, Aherne, F.X

“…First-litter sown fitted with stomach cannulas were used to test the hypothesis that making gilts anabolic during lactation by providing them with extra…”
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Postnatal limb bone growth in relation in live weight in pigs from birth to 84 days of age by Liu, M.F, He, P, Aherne, F.X, Berg, R.T

“…Long limb bones were dissected from 30 Camborough x Canabrid pigs serially slaughtered at birth, 14, 28, 56, and 84 d of age to determine the growth patterns…”
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Parturition body size and body protein loss during lactation influence performance during lactation and ovarian function at weaning in first-parity sows1 by Clowes, E. J., Aherne, F. X., Schaefer, A. L., Foxcroft, G. R., Baracos, V. E.

“…We investigated the effect of body protein mass at parturition and different degrees of body protein loss in lactation on sow performance. In a 2 × 2 factorial…”
Get full text