mortality/aging
• dead embryo by E8.5 showing severely reduced cell mass and no advanced structures
• embryos died between E6.5 and E7.5
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embryo
• at E7.5, markedly reduced number of BrdU label, but no increase in apoptosis
• blastocyst from E3.5 embryo failed to proliferate in vitro
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• at E6.5, mutant embryos were smaller and had disorganized cells
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• at E6.5, no proamniotic cavity is formed
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growth/size/body
• at E6.5, mutant embryos were smaller and had disorganized cells
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