Laderoute, K R Enhancement of transforming growth factor-alpha synthesis in multicellular tumour spheroids of A431 squamous carcinoma cells. [electronic resource] - British journal of cancer Feb 1992 - 157-62 p. digital Publication Type: Journal Article ISSN: 0007-0920 Standard No.: 10.1038/bjc.1992.34 doi Subjects--Topical Terms: Blotting, NorthernCarcinoma, Squamous Cell--metabolismCell AggregationCell CommunicationCell CountEpidermal Growth Factor--pharmacologyHumansRNA, Messenger--analysisRadioimmunoassayTime FactorsTransforming Growth Factor alpha--biosynthesisTumor Cells, Cultured