Allavena, G High chemotactic motility and growth in hard agar of a variant of RSV-transformed fibroblasts are lost in late passages. [electronic resource] - Tumori Feb 1988 - 1-6 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0300-8916 Standard No.: 10.1177/030089168807400101 doi Subjects--Topical Terms: AgarAnimalsAvian Sarcoma Viruses--physiologyCell Transformation, ViralChemotaxisFibroblasts--physiologyMiceMice, Inbred BALB CNeoplasm MetastasisTumor Cells, Cultured--physiologyTumor Stem Cell Assay