Journal of Genetics

, Volume 88, Issue 1, pp 1–7 | Cite as

Parental-age effects in Down syndrome

(Commentary on L. S. Penrose 1933 J. Genet. 27, 219–224; reprinted in this issue as a J. Genet. classic, pages 9–14)
Commentary on J. Genet. Classic


Down syndrome trisomy 21 meiosis Penrose parental age nondisjunction human genetics 


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Copyright information

© Indian Academy of Sciences 2009

Authors and Affiliations

  1. 1.Department of Genome SciencesUniversity of WashingtonSeattleUSA

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