Background: To evaluate the effect of metformin on ovulation and pregnancy rate in clomiphene citrate resistant women with polycystic ovary syndrome (PCOS). Material & Methods: In this clinical trial each patient, regarding her previous resistance to Clomiphene, served as her own control. A total of 35 clomiphene citrate resistant PCOS patients, referring to Royan institute were studied. Clomip...

Abszrucz: The study of the functioning of cholinesterases and in particular the identification of the clearance of enzymatic products from the active site, is undertaken by two different photoregulatory methodologies. A mechanism-based photo-inactivation of the cholinesterases is proposed to map this route of clearance. The use of radiolabeled probes will permit to identify the modified amino a...

context the aim of this study was to review research articles concerning association between dietary factors and infertility in males and females. evidence acquisition literature review was performed on articles concerning male and female infertility and nutrition using the pubmed, embase, and scientific information databases between january 1978 and july 2014. the bibliographies of included st...

background: despite extensive progress in ivf techniques, one of the most difficult problems is the variability in the response to controlled ovarian hyperstimulation (coh). recent studies show the effects of individual genetic variability on coh outcome. objective: to evaluate the correlation between lhβ g1502a polymorphisms in exon 3 of the lh gene and ovarian response to coh. materials and m...

Ovulation rate in gilts maintained under continuous light (daylight plus 118 to 130 lux of artificial light at night) for a complete oestrous cycle during the spring months was not significantly different from that in gilts maintained under normal daylight. Average ovulation rates were 13\m=.\4for controls and 13\m=.\1for treated gilts. A significant (P<0\m=.\01)difference in ovulation rate was...