Article
Epigenetic contributors to the discordance of monozygotic twins.
Clinical genetics - 1 Aug 2002
Singh S M, Murphy B, O'Reilly R
Abstract excerpt
Human monozygotic (MZ) twins estimated to occur once in 250 live births, result from an errant decision by embryonic cell(s) to develop as separate embryos. They are considered genetically identical and any phenotypic discordance between them has been used to implicate the role of environment. More recent literature, however, has questioned these assumptions but the frequency and the nature of any genetic...
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