A study of three new duck variants of the Rous chicken sarcoma.


Past studies have disclosed the fact that the virus of the Rous sarcoma of chickens can be adapted to alien species of birds provided, first, that young or newborn individuals be injected with the tumor material (2, 3) and second, that this tumor had been grown in chickens of a certain age (4). By fulfilling these requirements, several other duck strains of… (More)


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