Cell fusion in vitro.
D000818:Animals; D002448:Cell Adhesion; D002459:Cell Fusion; D002460:Cell Line; D002478:Cells, Cultured; D002645:Chickens; D005347:Fibroblasts / Q000502:physiology; D006801:Humans; D066298:In Vitro Techniques; D007926:Lesch-Nyhan Syndrome / Q000473:pathology; D051379:Mice