Search Results - "Gwazdauskas, F.C."

Hormones, metabolites, and reproduction in Holsteins, Jerseys, and their crosses by Brown, K L, Cassell, B G, McGilliard, M L, Hanigan, M D, Gwazdauskas, F C

“…Holsteins (HH), Jerseys (JJ), and their crosses in first (n=157) and second (n=107) lactation were used to determine if reproduction, progesterone (P4),…”
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Effect of droplet vitrification on development competence, actin cytoskeletal integrity and gene expression in in vitro cultured mouse embryos by Dhali, A., Anchamparuthy, V.M., Butler, S.P., Pearson, R.E., Mullarky, I.K., Gwazdauskas, F.C.

“…The effect of modified droplet vitrification was assessed on cellular actin filament organization, apoptosis related gene expression and development competence…”
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Gene expression and development of mouse zygotes following droplet vitrification by Dhali, A., Anchamparuthy, V.M., Butler, S.P., Pearson, R.E., Mullarky, I.K., Gwazdauskas, F.C.

“…The concept of ultra-rapid vitrification has emerged in recent years; the accelerated cooling rate reduced injury attributed to cryopreservation and improved…”
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Dopamine antagonist alters serum cortisol and prolactin secretion in lactating Holstein cows by Ahmadzadeh, A, Barnes, M A, Gwazdauskas, F C, Akers, R M

“…The role of dopamine in regulating glucocorticoid and prolactin secretion was investigated in lactating Holstein cows by characterizing serum cortisol and…”
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In vitro development of bovine embryos cultured with stem cell factor or insulin-like growth factor-I following IVF with semen of two bulls having different field fertility by Dhali, A., Anchamparuthy, V.M., Butler, S.P., Pearson, R.E., Gwazdauskas, F.C.

“…The usefulness of IVF as a potential tool to evaluate the field fertility of bulls is equivocal and growth factor addition to culture media research is needed…”
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Assessment of pronuclear formation following in vitro fertilization with bovine spermatozoa obtained after thermal insulation of the testis by Walters, A.H., Saacke, R.G., Pearson, R.E., Gwazdauskas, F.C.

“…This study was conducted to follow the chronology of pronuclear formation in bovine zygotes after in vitro insemination with a population of spermatozoa having…”
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Effects of energy balance of hormones, ovarian activity, and recovered oocytes in lactating Holstein cows using transvaginal follicular aspiration by Kendrick, K W, Bailey, T L, Garst, A S, Pryor, A W, Ahmadzadeh, A, Akers, R M, Eyestone, W E, Pearson, R E, Gwazdauskas, F C

“…The effects of energy balance on hormonal secretion patterns and the structure of recovered oocytes were evaluated in 20 lactating Holstein cows during two…”
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Growth hormone stimulation of serum insulin concentration in cattle: Nutritional dependency and potential mechanisms by Feng, J., Gu, Z., Wu, M., Gwazdauskas, F.C., Jiang, H.

“…Previous studies on the effect of growth hormone (GH) on serum insulin concentration in cattle had generated seemingly conflicting results, and little was…”
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The incidence of apoptosis after IVF with morphologically abnormal bovine spermatozoa by Walters, A.H., Saacke, R.G., Pearson, R.E., Gwazdauskas, F.C.

“…Normal embryonic development depends on the maintenance of a population of normal healthy cells within each embryo. The aim of this study was to use a…”
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Parity-related changes in bovine follicle and oocyte populations, oocyte quality, and hormones to 90 days postpartum by Walters, A H, Bailey, T L, Pearson, R E, Gwazdauskas, F C

“…Ultrasound-guided transvaginal follicular aspiration was used to obtain oocytes from Holstein cows to study follicular development and oocyte morphology during…”
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Milk yield, energy balance, hormone, follicular and oocyte measures in early and mid-lactation Holstein cows by Walters, A.H, Pryor, A.W, Bailey, T.L, Pearson, R.E, Gwazdauskas, F.C

“…The purpose of the study was to determine the influence of energy status on metabolic and endocrine measures, follicular development, and the quality of…”
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Effects of climate on reproduction in cattle by Gwazdauskas, F C

“…Animal environment is affected by climatic factors that include temperature, humidity, radiation, and wind. Extremes in climate alter energy transfer between…”
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In vitro embryo production after microinjection and ovarian dynamics following transvaginal follicular oocyte aspiration by Gibbons, J.R., Krisher, R.L., Carlin, S.K., Pearson, R.E., Gwazdauskas, F.C.

“…Ultrasound-guided transvaginal follicular aspiration of oocytes from live cows combined with IVM, IVF and in vitro culture (IVC) is a procedure for producing…”
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Short communication: Characteristics of student success in an undergraduate physiology and anatomy course by Gwazdauskas, F C, McGilliard, M L, Corl, B A

“…Several factors affect the success of students in college classes. The objective of this research was to determine what factors affect success of undergraduate…”
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Nuclear transfer in the bovine using microinjected donor embryos: assessment of development and deoxyribonucleic acid detection frequency by Krisher, R L, Gibbons, J R, Gwazdauskas, F C

“…Bovine embryos that had been microinjected with DNA were examined for their potential use as donor embryos in nuclear transfer. Donor embryos were obtained…”
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Early postpartum reproductive profiles in Holstein cows with retained placenta and uterine discharges by Holt, L C, Whittier, W D, Gwazdauskas, F C, Vinson, W E

“…Sixty Holstein cows were allocated to three groups. Twenty cows had retained placenta. The remaining cows were examined on d 14 postpartum and those with…”
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Effects of time of deoxyribonucleic acid microinjection on gene detection and in vitro development of bovine embryos by Sparks, A E, Canseco, R S, Russell, C G, Johnson, J L, Moll, H D, Velander, W H, Gwazdauskas, F C

“…In vivo fertilized embryos were surgically collected from superovulated dairy cows to evaluate microinjection on embryo development and utilized the polymerase…”
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The effect of day of the estrous cycle, location of ovulatory structure, and progesterone on in vitro bovine endometrial secretions by Williams, B L, Gwazdauskas, F C, Pearson, R E

“…Endometrial tissue was collected by biopsy from mature Holstein cows either on d 0 (estrus) or on d 9, 14, or 18 of the estrous cycle to determine the effects…”
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Characteristics of Student Success in a Graduate Physiology Course by Gwazdauskas, F. C., McGilliard, M. L.

“…Data were obtained from 309 students enrolled over a 23-year period in Advanced Physiology and Anatomy of Domestic Animals, including a 30-question pretest…”
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Rates of conception by artificial insemination of dairy cattle by Gwazdauskas, F C, Lineweaver, J A, Vinson, W E

“…Over 41 mo, 1004 first and second service inseminations were evaluated in Holstein cows and heifers of breeding age. Cattle were inseminated either at the end…”
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