embryo
• in vitro outgrowth assays show that some blastocysts fail to hatch from the zona pellucida after 3 days in culture
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• in vitro, some blastocysts do hatch from the zona but form outgrowths with no apparent inner cell mass (ICM) after 3 days in culture
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• in vitro, blastocysts that do hatch form outgrowths with no apparent ICM and dispersed trophectoderm (TE) after 3 days in culture
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mortality/aging
IMPC - TCP
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IMPC - TCP
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• although blastocyst-like embryos are present in expected Mendelian ratios at E3.5, no homozygous embryos are recovered at E7.5
• however, excess resorption sites suggest that embryos elicit a decidual response in vivo
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reproductive system
• in vitro, some blastocysts fail to hatch and do not form outgrowths after 3 days in culture
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