Transmission of type II (Marek's) leukosis with semen from infected roosters.
D000818:Animals; D001353:Avian Leukosis / Q000209:etiology*; D002353:Carrier State / Q000662:veterinary; D002645:Chickens; D007315:Insemination, Artificial / Q000009:adverse effects / Q000662:veterinary*; D008297:Male; D010523:Peripheral Nervous System Diseases / Q000209:etiology / Q000662:veterinary; D011201:Poultry Diseases / Q000209:etiology*; D012661:Semen / Q000382:microbiology*