According to the World Health Organization, the female reproductive age lasts up to 49
years, but problems with the realization of women's reproductive rights may arise much …

Background/Objectives: Open and closed vitrification systems are commonly employed in
oocyte cryopreservation; however, there is limited evidence regarding a comparison of their …

Understanding the molecular level changes of oocyte cryopreservation and the subsequent
warming process is essential for improving the oocyte cryopreservation technologies. Here …

Background This study investigated the effect of melatonin (MT) on cell cycle (G1/S/G2/M) of
parthenogenetic zygotes developed from vitrified-warmed mouse metaphase II (MII) oocytes …

Mature oocyte cryopreservation (OC) has become increasingly common since the American
Society for Reproductive Medicine declared OC to no longer be experimental. Utilization of …

When females mate with multiple partners within a single reproductive cycle, sperm from
rival males may compete for fertilization of a limited number of ova, and females may bias …

The birth of children after infertility treatment of married couples with the help of assisted
reproductive technologies has become a reality after many years of basic research on the …

Oocyte vitrification is widely used for female fertility preservation. However, the efficacy of
this procedure may depend on the women's age. The aim of the study was to compare the …

Cryopreservation of human oocytes by the vitrification has become a part of the daily
practice of assisted reproductive technologies to fight an infertility and to preserve the …

Objective The purpose of this study was to use a mouse model to investigate the blastocyst
formation rate in vitrified-warmed embryos derived from vitrified-warmed oocytes. Methods …