Metaphase II (MII) oocytes obtained at different time points in the ...
In this report, we describe a case of an oocyte donor who received a GnRHa trigger that resulted in low number of retrieved oocytes; all oocytes had minimally expanded cumulus cells but …
Oocyte Development - Embryology
2025年1月13日 · Early oocytes are also classified as immature (germinal vesicle (GV) or metaphase I (MI) stage). The breakdown of the germinal vesicle indicates a resumption of …
Transcriptomic profiles reveal the characteristics of oocytes and ...
2023年11月22日 · We aimed to investigate the molecular events occurring between oocytes and CCs at different stages of oocyte maturation (germinal vesicle [GV], metaphase I [MI], and …
Clinical outcomes of MII oocytes with refractile bodies in patients ...
Our results suggest that oocytes with the presence of RFs have a lower potential for blastocyst development. Even when they develop into high‐quality blastocysts, the chances of …
The developmental competence of human metaphase I oocytes …
2022年9月9日 · In this large study, we compared the developmental competence of MII oocytes and the sibling oocytes retrieved as MI with delayed maturation to MII after 2–6 hours of …
Identifying fertilization-ready metaphase II stage oocytes …
2021年10月1日 · We propose a new process of the identification of MII stage oocytes through a molecular analysis of cumulus cells at the time of egg retrieval and the development of point-of …
MII OOCYTES OBTAINED FROM CYCLES WITH A HIGH …
According to the key performance indicator by the ESHRE special interest group of embryology, the optimal mature oocyte retrieval rate under controlled ovarian stimulation is 75-90%. …
HIGHER METAPHASE II (MII) OOCYTE QUALITY IDENTIFIED BY AN …
Oocyte quality is a key determinant of IVF success and there are many factors that may influence an oocyte’s potential, such as patient age, medical history, and COS protocol. MAGENTA is a …
Oocyte maturation defect in women undergoing IVF ... - Springer
2025年1月9日 · The rate of immaturity had no repercussions on its sibling MII oocytes in their ability to produce usable blastocyst, implantation capacity, achieve pregnancy, and live birth …
The usefulness of metaphase I oocytes in women who undergo …
The use of MI-MII oocytes may be of particular importance in women with low ovarian reserve because, despite having a lower fertilization rate and a lower blastocyst formation rate than MII …
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