title: [Back mutation mosaic: a new genetic principle].
authors.affiliation: Universitäts-Hautklinik Marburg.
authors.forename: R
authors.initials: R
authors.lastname: Happle
mesh_terms: D000328:Adult; D000483:Alleles; D002869:Chromosome Aberrations / Q000235:genetics; D025063:Chromosome Disorders; D002874:Chromosome Mapping; D003094:Collagen / Q000235:genetics; D004820:Epidermolysis Bullosa / Q000235:genetics*; D005260:Female; D005808:Genes, Recessive / Q000235:genetics; D006579:Heterozygote; D006801:Humans; D015603:Keratinocytes / Q000378:metabolism; D009030:Mosaicism / Q000235:genetics*; D016296:Mutagenesis / Q000235:genetics*
chemical_list: D003094:Collagen