obsolete induction in symbiont of tumor, nodule, or growth containing transformed cells true GO:0051854 induction in symbiont of tumor, nodule, or growth containing transformed cells biological_process OBSOLETE. The process by which an organism causes the formation in its symbiont organism of an abnormal growth whose cells have been transformed and continue to exist in the absence of the first organism. The symbiont is defined as the smaller of the organisms involved in a symbiotic interaction. This term was made obsolete because it does not represent a real process that exists in nature.