Search Results - "Ottobre, J"

Treatment of cycling and noncycling lactating dairy cows with progesterone during Ovsynch by Stevenson, J S, Pursley, J R, Garverick, H A, Fricke, P M, Kesler, D J, Ottobre, J S, Wiltbank, M C

“…Our objective was to determine whether progesterone (P4) supplementation during an Ovsynch protocol would enhance fertility in lactating dairy cows. Lactating…”
Get more information

Life or Death Decisions in the Corpus Luteum by Pate, JL, Johnson‐Larson, CJ, Ottobre, JS

“…The corpus luteum (CL) is an ephemeral endocrine organ. During its lifespan, it undergoes a period of extremely rapid growth that involves hypertrophy,…”
Get full text

Pregnancy rates per artificial insemination for cows and heifers inseminated at a synchronized ovulation or synchronized estrus by Pursley, J R, Wiltbank, M C, Stevenson, J S, Ottobre, J S, Garverick, H A, Anderson, L L

“…Two synchronization protocols were tested for lactating dairy cows and heifers. Nulliparous dairy heifers (13 to 23 mo; n = 155) and primiparous and…”
Get more information

Effects of selection for blood serum IGF-I concentration on reproductive performance of female Angus beef cattle by Zhang, X, Davis, M E, Moeller, S J, Ottobre, J S

“…Reproductive performance of animals affects lifetime productivity. However, improvement of reproductive traits via direct selection is generally slow due to…”
Get full text

Effects of selection for blood serum IGF-I concentration on reproductive performance of female Angus beef cattle1,2 by Zhang, X., Davis, M. E., Moeller, S. J., Ottobre, J. S.

“…Reproductive performance of animals affects lifetime productivity. However, improvement of reproductive traits via direct selection is generally slow due to…”
Get full text

Effects of season and breed on sperm acrosin activity and semen quality of boars by Ciereszko, A., Ottobre, J.S., Glogowski, J.

“…Acrosin activity and semen quality (sperm concentration, ejaculate volume and number of spermatozoa) were assessed from March 1997 to March 1998 in semen of…”
Get full text

Comparison of endocrine and cellular mechanisms regulating the corpus luteum of primates and ruminants by Wiltbank, M C, Salih, S M, Atli, M O, Luo, W, Bormann, C L, Ottobre, J S, Vezina, C M, Mehta, V, Diaz, F J, Tsai, S J, Sartori, R

“…The corpus luteum (CL) is a transient endocrine organ that is essential for maintenance of pregnancy in both ruminants and primates. The cellular and endocrine…”
Get full text

Assessment of the mechanism by which prolactin stimulates progesterone production by early corpora lutea of pigs by Ciereszko, RE, Petroff, BK, Ottobre, AC, Guan, Z, Stokes, BT, Ottobre, JS

“…Previously, we reported that administration of prolactin (PRL) during the early luteal phase in sows increases plasma progesterone concentrations. In the…”
Get full text

Effects of Diets Containing Gossypol on Reproductive Capacity of Rainbow Trout (Oncorhynchus mykiss) by DABROWSKI, K, RINCHARD, J, LEE, K.-J, BLOM, J. H, CIERESZKO, A, OTTOBRE, J

“…We evaluated five practical diets in which 0%, 25%, 50%, 75%, and 100% (dietary treatments 1–5) of fish meal protein was replaced by solvent-extracted…”
Get full text

Reproductive efficiency and maternal-offspring transfer of gossypol in rainbow trout (Oncorhynchus mykiss) fed diets containing cottonseed meal by Blom, J. H, Lee, K. J, Rinchard, J, Dabrowski, K, Ottobre, J

“…In a preceding study, complete substitution of fish meal protein with cottonseed meal (CM) protein did not affect the survival or growth rate of adult rainbow…”
Get full text

Sex steroids in plasma of lake whitefish Coregonus clupeaformis during spawning in Lake Erie by Rinchard, J., Dabrowski, K., Ottobre, J.

“…Lake whitefish, Coregonus clupeaformis, were collected from the Western basin of Lake Erie during spawning. Free and conjugated (sulfated and glucuronidated)…”
Get full text

Unidentified cells reside in fish skeletal muscle by Dodson, M. V., Kinkel, A., Vierck, J. L., Cain, K., Wick, M., Ottobre, J.

“…Cell cultures were established from the skeletal muscle tissue of 6–13 months old rainbow trout and 12–14 months old yellow perch. Approximately…”
Get full text

Acrosin activity in turkey spermatozoa: assay by clinical method and effect of zinc and benzamidine on the activity by Glogowski, J, Jankowski, J, Faruga, A, Ottobre, J.S, Ciereszko, A

“…We optimized a clinical assay developed for measuring total acrosin activity for mammalian and fish semen for use in turkey spermatozoa. The main modifications…”
Get full text

Changes of plasma steroid concentrations associated with spontaneous or induced ovulation in yellow perch Perca flavescens by Rinchard, J, Dabrowski, K, Ottobre, J

“…This study examined the changes in plasma steroids during natural (Experiment 1) and induced (Experiment 2) final maturation in yellow perch Perca flavescens…”
Get full text

Induction of gynogenesis and gonad development in the muskellunge by Rinchard, J, Garcia-Abiado, MA, Dabrowski, K, Ottobre, J, Schmidt, D

“…Muskellunge Esox masquinongy eggs activated with UV-irradiated yellow perch Perca flavescens sperm were subjected to heat shock at 31 plus or minus 1 degree C…”
Get full text

Induction of gynogenesis and gonad development in the muskellunge by Rlnchard, J., Garcia-Abiado, M. A., Dabrowski, K., Ottobre, J., Schmidt, D.

“…Muskellunge Esox masquinongy eggs activated with UV‐irradiated yellow perch Perca flavescens sperm were subjected to heat shock at 31 ± 1° C for 6 min, 20 min…”
Get full text

Gossypol isomers bind specifically to blood plasma proteins and spermatozoa of rainbow trout fed diets containing cottonseed meal by Dabrowski, Konrad, Lee, Kyeong-Jun, Rinchard, Jacques, Ciereszko, Andrzej, Blom, Joost H, Ottobre, Joseph S

“…We investigated the role of gossypol isomers binding to blood plasma, seminal plasma and spermatozoa to elucidate gossypol anti-fertility action in the teleost…”
Get full text

Effects of Diets Containing Gossypol on Reproductive Capacity of Rainbow Trout (Oncorhynchus mykiss)1 by Dabrowski, K, Rinchard, J, Lee, K-J, Blom, J. H, Ciereszko, A, Ottobre, J

“…We evaluated five practical diets in which 0%, 25%, 50%, 75%, and 100% (dietary treatments 1–5) of fish meal protein was replaced by solvent-extracted…”
Get full text

Progesterone regulation of luteinizing hormone receptors on cultured bovine luteal cells by Jones, L S, Ottobre, J S, Pate, J L

“…During development of the corpus luteum (CL), the numbers of luteinizing hormone (LH) receptors increase. Cultured bovine luteal cells from developing and…”
Get more information

Ascorbic acid synthesis in fetal and neonatal pigs and in pregnant and postpartum sows by Ching, S, Mahan, D C, Ottobre, J S, Dabrowski, K

“…The ontogeny of ascorbic acid synthesis and its concentration in fetal pigs from mid- to late gestation, and the effect of birth order and premature or normal…”
Get more information