title: Tetraploid fibroblasts and familial polyposis coli.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002478:Cells, Cultured; D003110:Colonic Neoplasms / Q000235:genetics*; D005347:Fibroblasts; D006801:Humans; D007417:Intestinal Polyps / Q000235:genetics*; D008875:Middle Aged; D011123:Polyploidy