J E Fortune
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Explore the profile of J E Fortune including associated specialties, affiliations and a list of published articles.
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91
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1305
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Recent Articles
1.
Cheong S, Fortune J, Allen J, Butler W, Gilbert R
Domest Anim Endocrinol
. 2019 Nov;
71:106385.
PMID: 31726391
Most dairy cows develop a dominant follicle within two weeks postpartum, but 60% of these follicles fail to ovulate. In a previous study, we determined that cows destined to ovulate...
2.
da Silva R, Yang M, Caixeta E, Castilho A, Amorim R, Price C, et al.
Mol Reprod Dev
. 2019 Jan;
86(2):166-174.
PMID: 30625262
In cattle and other species, the fetal ovary is steroidogenically active before follicular development commences, and there is evidence that estradiol and progesterone inhibit follicle formation and activation. Estradiol levels...
3.
Yang M, Cushman R, Fortune J
Mol Hum Reprod
. 2017 Mar;
23(5):282-291.
PMID: 28333275
Study Question: Does anti-Müllerian hormone (AMH) inhibit activation (initiation of growth) of primordial follicles and attenuate the growth of primary follicles in cattle, an excellent animal model for human ovarian...
4.
Allen J, Herrick S, Fortune J
J Mol Endocrinol
. 2016 Oct;
57(4):275-286.
PMID: 27698208
In cattle, primordial follicles form before birth. Fetal ovarian capacity to produce progesterone and estradiol is high before follicle formation begins and decreases around the time follicles first appear (around...
5.
Yang M, Fortune J
Physiol Genomics
. 2015 Oct;
47(12):600-11.
PMID: 26443523
The signals that regulate activation, a key transition in ovarian follicular development, are still not well understood, especially in nonrodent species. To gain insight into the regulation of this transition...
6.
Fortune J, Yang M, Allen J, Herrick S
J Anim Sci
. 2013 Jun;
91(7):3041-50.
PMID: 23736047
The ovarian follicular reserve has been linked to fertility in cattle. Young adult cattle with low vs. high numbers of antral follicles ≥ 3 mm in diameter in follicular waves...
7.
Fortune J, Willis E, Bridges P, Yang C
Anim Reprod
. 2011 Sep;
6(1):60-71.
PMID: 20390049
Ovulation has long been recognized as one of the most dramatic reproductive processes. Decades of research on how the LH/FSH surge leads to ovulation have made it clear that the...
8.
Fortune J, Yang M, Muruvi W
Soc Reprod Fertil Suppl
. 2011 Jul;
67:203-16.
PMID: 21755674
The formation of primordial follicles to establish a reservoir of resting follicles and the gradual depletion of that reservoir to provide a succession of growing follicles are key to female...
9.
Scaramuzzi R, Baird D, Campbell B, Driancourt M, Dupont J, Fortune J, et al.
Reprod Fertil Dev
. 2011 Mar;
23(3):444-67.
PMID: 21426863
The paper presents an update of our 1993 model of ovarian follicular development in ruminants, based on knowledge gained from the past 15 years of research. The model addresses the...
10.
Smitz J, Dolmans M, Donnez J, Fortune J, Hovatta O, Jewgenow K, et al.
Hum Reprod Update
. 2010 Feb;
16(4):395-414.
PMID: 20124287
BACKGROUND Female cancer patients are offered 'banking' of gametes before starting fertility-threatening cancer therapy. Transplants of fresh and frozen ovarian tissue between healthy fertile and infertile women have demonstrated the...