On the parental origin of de novo mutation in man.

Abstract excerpt

Studies tracing parental origins of human mutations by means of cytogenetic polymorphisms and RFLPs show that most trisomics arise out of maternal errors of segregation at the first meiotic division in oocytes. Temporal disturbance of meiotic progression seems likely to underly aneuploidy production in the female mouse, and this could equally be true in women, most especially as they approach the menopause when...

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