Follicular size and response to Ovsynch versus detection of estrus in anovular and ovular lactating dairy cowsGÜMEN, A; GUENTHER, J. N; WILTBANK, M. C et al.Journal of dairy science. 2003, Vol 86, Num 10, pp 3184-3194, issn 0022-0302, 11 p.Article

Extending the postpartum anovulatory period in dairy cattle with estradiol cypionateHAUGHIAN, J. M; SARTORI, R; GUENTHER, J. N et al.Journal of dairy science. 2002, Vol 85, Num 12, pp 3238-3249, issn 0022-0302, 12 p.Article

Supplementation with estradiol-17β before the last gonadotropin-releasing hormone injection of the ovsynch protocol in lactating dairy cowsSOUZA, A. H; GÜMEN, A; SILVA, E. P. B et al.Journal of dairy science. 2007, Vol 90, Num 10, pp 4623-4634, issn 0022-0302, 12 p.Article

Effects of presynchronization with gonadotropin-releasing hormoneprostaglandin F_2α or progesterone before Ovsynch in noncyclic dairy cowsYILMAZBAS-MECITOGLU, G; KARAKAYA, E; KESKIN, A et al.Journal of dairy science. 2012, Vol 95, Num 12, pp 7186-7194, issn 0022-0302, 9 p.Article

Reduced dry periods and varying prepartum diets alter postpartum ovulation and reproductive measuresGÜMEN, A; RASTANI, R. R; GRUMMER, R. R et al.Journal of dairy science. 2005, Vol 88, Num 7, pp 2401-2411, issn 0022-0302, 11 p.Article

Reducing dry period length to simplify feeding transition cows : Milk production, energy balance, and metabolic profilesRASTANI, R. R; GRUMMER, R. R; BERTICS, S. J et al.Journal of dairy science. 2005, Vol 88, Num 3, pp 1004-1014, issn 0022-0302, 11 p.Article

A GnRH/LH surge without subsequent progesterone exposure can induce development of follicular cystsGÜMEN, A; SARTORI, R; COSTA, F. M. J et al.Journal of dairy science. 2002, Vol 85, Num 1, pp 43-50, issn 0022-0302Article

Comparison of responses to Ovsynch between Holstein-Friesian and Swedish Red cowsKESKIN, A; YILMAZBAS-MECITOGLU, G; GUMEN, A et al.Journal of dairy science. 2011, Vol 94, Num 4, pp 1784-1789, issn 0022-0302, 6 p.Article