BACKGROUND Within the antral follicle, the oocyte is reliant on metabolic support from its
surrounding somatic cells. Metabolism plays a critical role in oocyte developmental …

In vitro production (IVP) of embryos and associated technologies in cattle have shown
significant progress in recent years, in part driven by a better understanding of the full …

BACKGROUND The LH surge induces great physiological changes within the preovulatory
follicle, which culminate in the ovulation of a mature oocyte that is capable of supporting …

Ovarian aging is a natural and physiological aging process characterized by loss of quantity
and quality of oocyte or follicular pool. As it is generally accepted that women are born with a …

Preservation of female genetics is currently done primarily by means of oocyte and embryo
cryopreservation. The field has seen much progress during its four-decade history, progress …

Cell-cell communication within the follicle involves many signaling molecules, and this
process may be mediated by secretion and uptake of exosomes that contain several …

Research on mechanisms underlying fetal programming of health and disease risk has
focused primarily on processes that are specific to cell types, organs or phenotypes of …

The livestock industry and animal scientists have long recognized the importance of proper
nutrition for cattle to achieve reproductive success. Timely resumption of estrus following …

STUDY QUESTION What is the association between the number of oocytes retrieved and
the live birth rate (LBR) following first IVF treatment cycles in China? SUMMARY ANSWER …

The capacity of fully grown oocytes to regulate their own microenvironment by paracrine
factors secreted by the oocyte (oocyte-secreted factors, OSFs) may in turn contribute to …