The aim of this study was to determine how puerperal metritis influences the resumption estrous cycle in dairy cows. ovaries 72 multiparous Holstein cows (38 healthy and 34 metritic - after treatment) were ultrasonographically scanned until first ovulation postpartum 7 days confirm ovulation. All divided 4 groups: HSO (healthy with single ovulation) (n=29), MSO (metritic (n=21), HDO double (n=9...

background: considering the difference between the rate of multiple ovulation and ovarian activities of different breeds of ewes in different regions, especially out of seasonal breeding condition, finding efficient and effective protocols to induce multiple ovulation out of seasonal breeding would be much appreciated. objectives: this study was conducted to determine fertility and multiple ovu...

background: the objective of this prospective randomized study was to make a comparison between the effects of letrozole and tamoxifen (tmx) in ovulation induction in clomiphene (cc)-resistant women with polycystic ovarian syndrome (pcos). methods: the study comprised a total of 60 infertile women (180 cycles) with cc-resistant pcos selected from the clinics affiliated to the department of obst...

We evaluated the effects of a PGF2alpha analogue on time of ovulation and reproductive performance in multiparous Camborough sows (n=47). At onset of first post-weaning estrus, sows received either an intravulval injection of 3.75 mg of prostaglandin analogue (PGF) or, served as a non-injected control (CON). Beginning 24 h after the onset of estrus, transcutaneous ultrasonography was carried ou...

a:4:{s:10:"Background";s:689:"Ovulation is one of the most important stages in treatment of fertility. Considering the importance of this stage and the incidence of treatment failures, much effort has been made to anticipate in some way the responses of ovary to different protocols of ovulation stimulation. Some of the authentic procedure in determination of ovary response to ovulation stimulat...

Background: Currently clomiphene citrate is the first-line treatment to induce ovulation in women with polycystic ovarian syndrome (PCOS). Surgical therapy with laparoscopic ovarian drilling (LOD) may avoid or reduce the need for gonadotropins. Objective: To determine the effectiveness and safety of LOD compared with ovulation induction in subfertile women with clomiphene-resistant PCOS. Search...