Ovarian follicular dynamics during anoestrus in ewes

Journal of Reproduction and Fertility

Volumn 113, Issue 2, 1998, Pages 275-285

  Bartlewski, P M ^a   Beard, A P ^a   Cook, S J ^a   Rawlings, N C ^a  

^a UNIVERSITY OF SASKATCHEWAN   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ESTRADIOL; FOLLITROPIN; GONADOTROPIN; PROGESTERONE;

ANESTRUS; ANIMAL EXPERIMENT; ARTICLE; CONTROLLED STUDY; ESTRADIOL BLOOD LEVEL; FEMALE; FOLLITROPIN BLOOD LEVEL; GONADOTROPIN RELEASE; GROWTH RATE; HORMONE RELEASE; LUTEINIZATION; NONHUMAN; OVARY FOLLICLE; OVARY FOLLICLE DEVELOPMENT; OVULATION; PRIORITY JOURNAL; PROGESTERONE BLOOD LEVEL; PROGESTERONE RELEASE; PROGESTERONE SYNTHESIS; SHEEP; TRANSRECTAL ULTRASONOGRAPHY;

ANIMALIA; FALLOPIA; OVIS; OVIS ARIES;

EID: 0031757505     PISSN: 00224251     EISSN: None     Source Type: Journal    
DOI: 10.1530/jrf.0.1130275     Document Type: Article

References (38)

1. 2α throughout the oestrous cycle Journal of Endocrinology 69 275-286
2. Bartlewski PM, Beard AP and Rawlings NC (1995) The presence of the corpus luteum and/or embryo during pregnancy influences ovarian follicular development in the post-partum ewe Journal of Reproduction and Fertility 16 Abstract 9
3. Bister JL and Paquay R (1983) Fluctuations in the plasma level of the follicle-stimulating hormone during oestrous cycle, anestrus, gestation and lactation in the ewe. Evidence for an endogenous rhythm of FSH release Theriogenology 19 565-582
4. Bjersing L, Hay MF, Kann G, Moor RM, Naftolin F, Scaramuzzi RJ, Short RV and Younglai EV (1972) Changes in gonadotrophins, ovarian steroids and follicular morphology in sheep at oestrus Journal of Endocrinology 52 465-479
5. Brand A and de Jong WHR (1973) Qualitative and quantitative micromorpho-logical investigation of tertiary follicle population during the oestrous cycle in sheep Journal of Reproduction and Fertility 33 431-439
6. Clifton DK and Steiner RA (1983) Cycle detection: a technique for estimating the frequency and amplitude of episodic fluctuations in blood hormone and substrate concentrations Endocrinology 112 1057-1064
7. Currie WD and Rawlings NC (1989) Prolonged infusion of morphine and naloxone in the ewe: fluctuation in responsiveness of LH and lack of responsiveness of FSH Journal of Reproduction and Fertility 86 359-366
8. Cox RI, Mattner PE and Thorburn GD (1971) Changes in ovarian secretion of oestradiol-17β around oestrus in the sheep Journal of Endocrinology 49 345-346
9. Ginther OJ and Kot K (1994) Follicular dynamics during the ovulatory season in goats Theriogenology 42 987-1001
10. Ginther OJ, Kot K and Wiltbank MC (1995) Associations between emergence of follicular waves and fluctuations in FSH concentrations during the oestrus cycle in ewes Theriogenology 43 689-703
11. Ginther OJ, Wiltbank MC, Fricke PM, Gibbson JR and Kot K (1996) Selection of the dominant follicle in cattle: minireview Biology of Reproduction 55 1187-1194
12. Gitzen JF and Ramirez VD (1988) PC-Pulsar - Pulsar for the IBM - PC operating instructions distributed with the PC-Pulsar program, University of Illinois
13. Hunter MG (1991) Characteristics and causes of the inadequate corpus luteum Journal of Reproduction and Fertility Supplement 43 91-99
14. Hutchinson JSM and Robertson HA (1966) The growth of the follicle and corpus luteum in the ovary of the sheep Research in Veterinary Science 7 17-24
15. I'Anson H (1983) Control of onset of the breeding season in the ewe: changes in luteinizing hormone pulse frequency and a possible role for progesterone Biology of Reproduction (Supplement) 1 64-80
16. Jackson GL and Davis SL (1979) Comparison of luteinizing hormone and prolactin levels in cycling and anestrous ewes Neuroendocrinology 28 256-263
17. Joseph IBJK, Currie WD and Rawlings NC (1992) Effects of time after ovariectomy, season and oestradiol on luteinizing hormone and follicle-stimulating hormone secretion in ovariectomized ewes Journal of Reproduction and Fertility 94 511-523
18. Legan SJ, Goodman RL, Ryan KD, Foster DL and Karsch FJ (1985) Can the transition into anoestrus in the ewe be accounted for solely by insufficient tonic LH secretion? Journal of Endocrinology 106 55-60
19. McNatty KP, Smith P, Hudson NL, Henderson KM, Lun S, Heath DA, Gibb M, Ball K, McDiarmid JM and Thurley DC (1984) Changes in gonadotrophin secretion and ovarian antral follicular activity in seasonally breeding sheep throughout the year Journal of Reproduction and Fertility 70 309-321
20. Merriam GR and Wachter KW (1982) Algorithms for the study of episodic hormone secretion American Journal of Physiology 243 E310-E318
21. Noel B, Bister JL and Paquay R (1993) Ovarian follicular dynamics in Suffolk ewes at different periods of the year Journal of Reproduction and Fertility 99 695-700
22. Oussaid B, Cognie Y and Mariana JC (1993) Ovarian stimulation following repeated injections of LH or LH + FSH in Ile-de-France sheep in early and mid-seasonal anoestrus Animal Reproduction Science 31 83-98
23. Ravindra JP (1993) Gonadotrophins and Ovarian function in Ewes PhD Thesis, University of Saskatchewan
24. Ravindra JP and Rawlings NC (1997) Ovarian follicular dynamics in ewes during the transition from anoestrus to the breeding season Journal of Reproduction and Fertility 110 279-289
25. Ravindra JP, Rawlings NC, Evans ACO and Adams GP (1994) Ultrasonographic study of ovarian follicular dynamics in ewes during the oestrous cycle Journal of Reproduction and Fertility 101 501-509
26. Rawlings NC, Kennedy SW, Chang CH, Hill JR and Henricks IJ (1977) Onset of seasonal anoestrus in the ewe Journal of Animal Science 44 791-797
27. Rawlings NC, Jeffcoate IA and Reiger DL (1984) The influence of oestradiol 17-β and progesterone on peripheral serum concentrations of luteinizing hormone and follicle stimulating hormone in the ovariectomized ewe Theriogenology 22 473-488
28. Rawlings NC, Jeffcoate IA and Howell WE (1987) Response of purebred and crossbread ewes to intensified management Journal of Animal Science 65 651-657
29. Scaramuzzi RJ and Baird DT (1977) Pulsatile release of luteinizing hormone and the secretion of ovarian steroids in sheep during anoestrus Endocrinology 101 1801-1806
30. Schrick FN, Surface RA, Prichard JY, Dailey RA, Townsend EC and Inskeep EK (1993) Ovarian structures during the estrous cycle and early pregnancy in ewes Biology of Reproduction 49 1133-1140
31. Smeaton TC and Robertson HA (1971) Studies on the growth and atresia of Graafian follicles in the ovary of the sheep Journal of Reproduction and Fertility 25 243-252
32. Souza CJH, Campbell BK and Baird DT (1996) Follicular dynamics and ovarian steroid secretion in sheep during anoestrus Journal of Reproduction and Fertility 108 101-106
33. Thorburn GD, Basset JM and Smith ID (1969) Progesterone concentration in the peripheral plasma of sheep during the oestrous cycle Journal of Endocrinology 45 459-469
34. Uilenbroek JT and Richards JS (1979) Ovarian follicular development during the rat estrous cycle: gonadotropin receptors and follicular responsiveness Biology of Reproduction 20 1159-1168
35. Walton JS (1975) Endocrine Changes in Anestrous Ewes PhD Thesis, University of Guelph
36. Walton LS, Evins JD, Fitzgerald BP and Cunningham FJ (1980) Abrupt decrease in daylength and short-term changes in the plasma concentration of FSH, LH and prolactin in anoestrus ewes Journal of Reproduction and Fertility 59 163-171
37. Yuthasastrakosol P, Palmer WM and Howland BE (1975) Luteinizing hormone, oestrogen and progesterone levels in peripheral serum of anoestrous and cyclic ewes as determined by radioimmunoassay Journal of Reproduction and Fertility 43 57-65
38. Yuthasastrakosol P, Palmer WM and Howland BE (1977) Release of LH in anoestrous and cyclic ewes Journal of Reproduction and Fertility 50 319-321