Multiparameter analysis of human oocytes at metaphase II stage after IVF failure in non-male infertility

Abstract excerpt

BACKGROUND: Using fluorescence imaging, an a posteriori multiparametric analysis was performed of human oocytes which failed to give pronucleated zygotes after IVF in cases of very low rates of fertilization or complete fertilization failure. METHODS: The analysis included: (i) the state of the maternal and paternal chromatin; (ii) quality of the metaphase II oocytes; and (iii) cortical granule (CG) distribution....

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