oocyte maturation block
[/oʊˈɒsaɪt məˈtjʊərəʃən blɒk/]
nounpl: oocyte maturation blocks
bloqueio da maturação do oócito
1. A physiological or pathological condition in which an oocyte (immature egg cell) fails to complete meiosis I or meiosis II, preventing the progression from prophase I arrest to metaphase II
The oocyte maturation block prevents the completion of meiosis, resulting in infertility.
O bloqueio da maturação do oócito impede a conclusão da meiose, resultando em infertilidade.
2. An arrest in oocyte development that occurs naturally during the germinal vesicle stage or can be induced artificially during in vitro fertilization procedures
Researchers induced an oocyte maturation block to study the mechanisms of cell cycle regulation.
Os pesquisadores induziram um bloqueio da maturação do oócito para estudar os mecanismos de regulação do ciclo celular.
This is a specialized term used primarily in reproductive medicine, embryology, and fertility research. It is commonly encountered in discussions about assisted reproductive technologies (ART), in vitro fertilization (IVF), and ovarian physiology. The term is used identically in both Brazilian and American scientific literature, reflecting international standardization in medical terminology.
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