Search Results - "Vonnahme, K A"
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Maternal undernutrition during early to mid-gestation in the ewe results in altered growth, adiposity, and glucose tolerance in male offspring
Published in Journal of animal science (01-05-2007)“…This study utilized maternal undernutrition from early to midgestation in the ewe to determine the impact(s) of intrauterine growth restriction on postpartum…”
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Effects of dam nutrition on growth and reproductive performance of heifer calves
Published in Journal of animal science (01-03-2007)“…A 3-yr study was conducted with heifers (n = 170) whose dams were used in a 2 x 2 factorial arrangement of treatments to determine the effects of late…”
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3
Effects of early gestational undernutrition on fetal growth, organ development, and placentomal composition in the bovine
Published in Journal of animal science (01-06-2009)“…Fetal intrauterine growth restriction (IUGR) is known to negatively affect offspring health postnatally. This study evaluated the impacts of early gestational…”
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4
Effects of plane of nutrition and selenium supply during gestation on ewe and neonatal offspring performance, body composition, and serum selenium
Published in Journal of animal science (01-05-2010)“…To investigate the effects of nutritional plane and Se supply during gestation on ewe and offspring performance and body composition, 84 Rambouillet ewe lambs…”
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5
Effects of gestational plane of nutrition and selenium supplementation on mammary development and colostrum quality in pregnant ewe lambs
Published in Journal of animal science (01-09-2008)“…To examine effects of nutritional plane and Se supplementation on colostrum quality and mammary development, individually fed, pregnant Rambouillet ewe lambs…”
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6
Effect of maternal nutrient restriction and melatonin supplementation from mid to late gestation on vascular reactivity of maternal and fetal placental arteries
Published in Placenta (Eastbourne) (01-07-2014)“…Abstract Introduction Maternal nutrient restriction and decreased scotophase concentrations of melatonin have been associated with severely compromised…”
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7
consequence of level of nutrition on heifer ovarian and mammary development
Published in Journal of animal science (01-12-2014)“…Replacing cows in the herd is second only to nutrition as the single greatest input cost in cow/calf beef production. The increased availability of cereal…”
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8
Nutritional plane and selenium supply during gestation affect yield and nutrient composition of colostrum and milk in primiparous ewes
Published in Journal of animal science (01-05-2011)“…The objectives were to investigate effects of nutritional plane and Se supply during gestation on yield and nutrient composition of colostrum and milk in first…”
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9
Effect of early gestational undernutrition on angiogenic factor expression and vascularity in the bovine placentome
Published in Journal of animal science (01-10-2007)“…The effect of early gestation maternal undernutrition followed by realimentation on placentomal vascular growth and angiogenic factor expression was determined…”
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10
Animal models of placental angiogenesis
Published in Placenta (Eastbourne) (01-11-2005)“…The study of the development of the fetal membranes is an ancient one, and the importance of placental vascular development to placental function has long been…”
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Effects of stage of gestation and nutrient restriction during early to mid-gestation on maternal and fetal visceral organ mass and indices of jejunal growth and vascularity in beef cows
Published in Journal of animal science (01-07-2010)“…The objectives were to evaluate effects of maternal nutrient restriction and stage of gestation on maternal and fetal visceral organ mass and indices of…”
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Influence of nutrient restriction and melatonin supplementation of pregnant ewes on maternal and fetal pancreatic digestive enzymes and insulin-containing clusters
Published in Animal (Cambridge, England) (01-03-2016)“…Primiparous ewes (n=32) were assigned to dietary treatments in a 2×2 factorial arrangement to determine effects of nutrient restriction and melatonin…”
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13
Maternal selenium supplementation and timing of nutrient restriction in pregnant sheep: Effects on maternal endocrine status and placental characteristics
Published in Journal of animal science (01-03-2010)“…To determine the effects of maternal Se intake and plane of nutrition during midgestation, late gestation, or both on hormone and metabolite concentrations in…”
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14
Diet-induced alterations in hepatic progesterone (P4) catabolic enzyme activity and P4 clearance rate in lactating dairy cows
Published in Journal of endocrinology (01-06-2010)“…Elevated rates of steroid clearance may lead to lower reproductive success in several mammalian species. Cytochrome P450 (EC 1.14.14.1) and aldo-keto…”
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15
Effect of Morphology on Placentome Size, Vascularity, and Vasoreactivity in Late Pregnant Sheep
Published in Biology of reproduction (01-11-2008)“…Ovine placentomes vary in shape, with type A placentomes being concave, type D convex, and types B and C intermediate in morphology. It has been speculated…”
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Effects of maternal selenium supply and plane of nutrition during gestation on passive transfer of immunity and health in neonatal lambs
Published in Journal of animal science (01-11-2011)“…To investigate the influence of maternal Se supply and plane of nutrition on lamb morbidity, mortality, and passive transfer of IgG, pregnant ewe lambs were…”
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17
Placentomal differentiation may compensate for maternal nutrient restriction in ewes adapted to harsh range conditions
Published in Journal of animal science (01-12-2006)“…Maternal nutrient restriction from early to midgestation can lead to fetal growth retardation, with long-term impacts on offspring growth, physiology, and…”
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Ovine offspring growth and diet digestibility are influenced by maternal selenium supplementation and nutritional intake during pregnancy despite a common postnatal diet
Published in Journal of animal science (01-11-2010)“…Lambs born from feed-restricted or overfed ewes can be lighter at birth, whereas maternal Se supplementation can increase fetal size near term. We hypothesized…”
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19
Dietary melatonin supplementation alters uteroplacental amino acid flux during intrauterine growth restriction in ewes
Published in Animal (Cambridge, England) (01-09-2013)“…Dietary melatonin supplementation during mid- to late-gestation increased umbilical artery blood flow and caused disproportionate fetal growth. This…”
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20
Effects of selenium supply and dietary restriction on maternal and fetal body weight, visceral organ mass and cellularity estimates, and jejunal vascularity in pregnant ewe lambs
Published in Journal of animal science (01-10-2007)“…To examine effects of nutrient restriction and dietary Se on maternal and fetal visceral tissues, 36 pregnant Targhee-cross ewe lambs were allotted randomly to…”
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