Assisted human reproduction is characterized by a high variability in results regarding pregnancy and birth rates. In fact, in a cohort of fertilized oocytes from the same stimulation cycle, the development rate varies drastically, even though produced at the same time and under similar conditions. This variability results in large differences in implantation potential of human embryos develope...

objective: fungal agents cause disease in virtually any susceptible hosts. in the poultry production and medicine, pathogens were eliminated from a line of a breeder by injection of antifungals into hatching eggs. there is little information available describing the safety of the antifungal drugs on the birds embryonated eggs. the objective of this study was to investigate the efficiency of the...

background: it is estimated that about 50% of causes of recurrent pregnancy loss (rpl) cases remain unknown. sperm factors are suggested to have probable role in cases with rpl. objective: the goal was to determine the possible relationship between semen bacterial contaminations with unexplained rpl. also, the correlation between number of bacterial colony and sperm chromatin condensation was e...

ObjectiveTo use time-lapse imaging to compare embryo morphokinetic parameters between embryos resulting in euploid pregnancy loss and live birth.DesignRetrospective cohort study.SettingSingle academic fertility center.Patient(s)All single transfers October 2015 January 2018.Intervention(s)Collection analysis of baseline characteristics, cycle parameters, outcomes.Main Outcome Measure(s)Embryo m...

embryo donation was one of the infertility treatment methods introduced to the iranian legal system in 2003 (act of embryo donation) and its by-law passed in 2005 after numerous discussions. embryo donation is a new legal issue in iran. no similar act has been previously legislated in the legal system; however, on the other hand, the importance of the judicial procedure in its execution cannot ...