Allografting as a biological measure of inbreeding in chickens

Isolation and characterization of a C4-like complement protein from chicken plasma

“…It segregates for the sex-linked barring gene, and the (l,i) dominant gene for white plumage color. In the 1950s it was maintained by mass mating for eight generations and since then has been pedigree mated (Marangu, 1970). Two B alleles, and B^^*^ segregate.…”