Search Results - "Ginther, OJ"

Processes involved in prostaglandin F2alpha autoamplification in heifers by Domingues, Rafael R, Ginther, OJ, Gomez-Leon, Victor, Nunes da Silva, Polyana, Castro, Thadeu, Hoppmann, August, Wiltbank, Milo C

“…In brief Endometrial and luteal synthesis of prostaglandin F2alpha (PGF2A) occurs before and during luteolysis and is critical for luteal regression. This…”
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Follicular waves and circulating concentrations of gonadotrophins, inhibin and oestradiol during the anovulatory season in mares by Donadeu, FX, Ginther, OJ

“…Follicular waves and associated circulating hormone concentrations were studied during the anovulatory season in pony mares (n=8). Follicles were monitored by…”
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Effect of number and diameter of follicles on plasma concentrations of inhibin and FSH in mares by Donadeu, FX, Ginther, OJ

“…The role of the number of follicles and circulating immunoreactive inhibin in the decrease in plasma FSH concentrations that occurs during development of a…”
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Role of oestradiol in growth of follicles and follicle deviation in heifers by Beg, MA, Meira, C, Bergfelt, DR, Ginther, OJ

“…Follicle deviation is characterized by continued growth of the largest (developing dominant) follicle and reduced growth of the smaller (subordinate)…”
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Interactions of follicular factors and season in the regulation of circulating concentrations of gonadotrophins in mares by Donadeu, FX, Ginther, OJ

“…Follicle growth and associated changes in circulating hormone concentrations were evaluated after follicle ablation in mares (n = 13) during four 13 day…”
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Role of low circulating FSH concentrations in controlling the interval to emergence of the subsequent follicular wave in cattle by Ginther, OJ, Bergfelt, DR, Beg, MA, Kot, K

“…The intervals between emergence of follicular waves 1 (first wave of an oestrous cycle) and 2, and between the associated FSH surges (surges 1 and 2), were…”
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Effect of LH on circulating oestradiol and follicular fluid factor concentrations during follicle deviation in cattle by Ginther, OJ, Bergfelt, DR, Beg, MA, Kot, K

“…Progesterone was used to reduce LH concentrations starting at the time when the largest follicle was > or = 5.7 mm in diameter or well before the expected…”
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Hormonal mechanism of follicle deviation as indicated by major versus minor follicular waves during the transition into the anovulatory season in mares by Ginther, OJ, Woods, BG, Meira, C, Beg, MA, Bergfelt, DR

“…Follicle growth and circulating hormone concentrations were compared between an interovulatory interval and the first 60 days of the anovulatory season in pony…”
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Follicular Deviation and Acquisition of Ovulatory Capacity in Bovine Follicles by SARTORI, Roberto, FRICKE, Paul M, FERREIRA, Joao C. P, GINTHER, O. J, WILTBANK, Milo C

“…Selection of dominant follicles in cattle is associated with a deviation in growth rate between the dominant and largest subordinate follicle of a wave…”
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Follicle Selection in Monovular Species by GINTHER, O. J, BEG, M. A, BERGFELT, D. R, DONADEU, F. X, KOT, K

“…Follicle deviation is proposed to be the eminent event in follicle selection in monovular species. At deviation, the largest follicle establishes dominance…”
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Comparative Study of the Dynamics of Follicular Waves in Mares and Women by GINTHER, O. J, GASTAL, E. L, GASTAL, M. O, BERGFELT, D. R, BAERWALD, A. R, PIERSON, R. A

“…Deviation in growth rates of the follicles of the ovulatory wave begins at the end of a common growth phase and is characterized by continued growth of the…”
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Regulation of Circulating Gonadotropins by the Negative Effects of Ovarian Hormones in Mares by GINTHER, O. J, GASTAL, E. L, GASTAL, M. O, BEG, M. A

“…The functional and temporal relationships between circulating gonadotropins and ovarian hormones in mares during Days 7–27 (ovulation = Day 0) was studied…”
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Mechanism of follicle deviation in monovular farm species by Ginther, O.J., Beg, M.A., Donadeu, F.X., Bergfelt, D.R.

“…Diameter deviation is a distinctive change in growth rates among the follicles of a wave, heralding the formation of a dominant follicle and subordinate…”
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Selection of the dominant follicle in cattle and horses by Ginther, O.J

“…The nature of selection of the dominant follicle is reviewed by comparing research results between cattle and horses. In both species, emergence of a…”
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Systemic concentrations of hormones during the development of follicular waves in mares and women: a comparative study by Ginther, O J, Beg, M A, Gastal, E L, Gastal, M O, Baerwald, A R, Pierson, R A

“…Changes in systemic concentrations of FSH, LH, oestradiol and progesterone during the ovulatory follicular wave were compared between 30 mares and 30 women…”
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Relationships of changes in B-mode echotexture and colour-Doppler signals in the wall of the preovulatory follicle to changes in systemic oestradiol concentrations and the effects of human chorionic gonadotrophin in mares by Gastal, E L, Gastal, M O, Ginther, O J

“…A duplex grey-scale and colour-Doppler ultrasound instrument was used to study the changes in the wall of the preovulatory follicle in mares. When the follicle…”
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Changes in Vascular Perfusion of the Endometrium in Association with Changes in Location of the Embryonic Vesicle in Mares by SILVA, L. A, GASTAL, E. L, BEG, M. A, GINTHER, O. J

“…The equine embryonic vesicle is mobile on Days 12–14 (Day 0 = ovulation), when it is approximately 9–15 mm in diameter. Movement from one uterine horn to…”
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Morphological characterization of follicle deviation in Nelore ( Bos indicus) heifers and cows by Sartorelli, Evandro S., Carvalho, Luciano M., Bergfelt, D.R., Ginther, O.J., Barros, Ciro M.

“…Follicle diameter deviation is defined as the beginning of the differential change in growth rates between the largest and next largest follicles subsequent to…”
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Doppler ultrasound in equine reproduction: principles, techniques, and potential by Ginther, O.J., Utt, Matthew D.

“…Doppler ultrasound is an emerging technology that has the potential to increase the diagnostic, monitoring, and predictive capabilities of equine…”
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Selection of the dominant follicle in cattle by Ginther, O.J. (University of Wisconsin-Madison, Madison, WI.), Wiltbank, M.C, Fricke, P.M, Gibbons, J.R, Kot, K

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