in assisted reproduction techniques (art) settings, reactive oxygen species (ros) can be produced from endogenous and exogenous sources during in vitro manipulation. endogenous sources of ros include gametes and embryo, whereas exogenous sources are oxygen tension, light exposure, culture media, and the nature of some protocols, such as centrifugation or cryopreservation. elevated ros productio...

background: today there is a rise in the number of newborns conceived by artificial reproductive techniques (art). numerous studies have been performed on the perinatal outcome of these pregnancies. however, there is limited data about the condition of health of these newborns in iran. objective: regarding the higher prevalence of probable complications and symptomatic congenital anomalies, we ...

background: this study aimed to evaluate the strength of anti?mullerian hormone (amh) and follicle stimulating hormone (fsh) in reflecting the antral follicle count (afc) in infertile females. materials and methods: this cross?sectional study was conducted on 160 females, visiting infertility clinic for assisted reproduction. serum samples collected on the 3rd day of the cycle were assayed for ...

Background: The transition to parenthood is a period of intra- and interpersonal changes and may bring up unexpected problems. The first child's birth has a significant effect on marital relations because the relations change from dyadic to triadic. In general, marital relationships seem to be especially vulnerable during the transition to parenthood, and several studies have revealed a de...

spermatids are the earliest male germ cells with one set of haploid chromosomes. after experiments, mainly in rodents, the spermatid injection was introduced in human assisted reproduction to the treatment of men with non-obstructive azoospermia. spermatid injection is a technique with particular difficulties that may negatively influence the outcome. the identification, isolation and the asses...

background: the initial step in the diagnostic investigation of male infertility has been traditionally based on the conventional seminal profile. however, there are significant limitations regarding its ability to determine the underlying mechanisms that cause the disorder. sperm dna fragmentation has emerged as a potential causative factor of reproductive failure and its assessment has been s...

Rapid development in assisted reproductive techniques along with relieving the pain of childlessness has brought new ethical and policy dilemmas. Posthumous assisted reproduction is the most challenging, difficult and sensitive issue to be discussed ethically and religiously. In this paper the acceptability of the posthumous reproduction in Islamic contexts is evaluated and major concerns like ...