Made available in DSpace on 2022-04-28T20:59:30Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-12-01; Phenotypically discordant monozygotic twins offer the possibility of gene discovery through delineation of molecular abnormalities in one member of the twin pair. One proposed mechanism of discordance is postzygotically occurring genomic alterations resulting from mitotic recombination and other somatic...