OBJECTIVE: To examine intrapatient variability in retrieved oocyte numbers across consecutive in vitro fertilization (IVF) ovarian stimulation (OS) cycles with an identical OS protocol. DESIGN: Cross-continental, multicenter retrospective …
Ultrasound monitoring and hormonal blood testing are considered by many as an accurate method to predict ovulation time. However, uniform and validated algorithms for predicting ovulation have yet to be defined. Daily hormonal tests and tra…
Abstract Study question Is there an influence of mRNA COVID-19 vaccine on ovarian response and in vitro fertilization (IVF) treatment outcomes? Summary answer COVID-19 mRNA vaccine did not affect the ovarian response nor pregnancy rates in …
BackgroundThe cumulus expansion process is one of the LH mediated ovulatory processes. Hyaluronan synthase 2 (HAS2) regulates the synthesis of hyaluronic acid, the main component of the cumulus expansion process. Recently, the lncRNA HAS2 a…