title: Karyotypes and serum transferrin patterns of hybrids between Asian and Oceanian black rats, Rattus rattus.
mesh_terms: D000818:Animals; D002875:Chromosomes; D005260:Female; D006824:Hybridization, Genetic; D007246:Infertility; D007621:Karyotyping; D008297:Male; D051381:Rats; D012737:Sex Factors; D013045:Species Specificity; D014168:Transferrin / Q000032:analysis*
chemical_list: D014168:Transferrin