Hybrid somatic cells.
D000818:Animals; D001947:Breeding; D002454:Cell Differentiation; D002874:Chromosome Mapping; D002875:Chromosomes; D002999:Clone Cells; D006224:Cricetinae; D003433:Crosses, Genetic; D006801:Humans; D006824:Hybridization, Genetic; D007621:Karyotyping; D008543:Melanins; D051379:Mice; D051381:Rats; D013937:Thymidine Kinase
D008543:Melanins; D013937:Thymidine Kinase