Journal of Experimental & Clinical Assisted Reproduction - Latest articlesThe latest articles from Journal of Experimental & Clinical Assisted Reproduction (ISSN 1743-1050) published by BioMed CentralSerum estradiolprogesterone ratio on day of embryo transfer may predict reproductive outcome following controlled ovarian hyperstimulation and in vitr- March 19, 2007 Background: To determine whether estradiol-to-progesterone (E2P) ratios at the time of embryo transfer (ET) have an effect on implantation and pregnancy in IVF cycles. Methods: 239 women consecutively treated by IVF or ICSI were retrospectively analyzed and early luteal serum E2 and P were measured on the day of ET. Transfer occurred after a variable in vitro culture period ranging from 47 days after ovulation induction (OI). Following ET, serum E2P ratios were calculated for clinical...http://www.jexpclinassistreprod.com/content/4/1/1 |