Velu, T J Retroviruses expressing different levels of the normal epidermal growth factor receptor: biological properties and new bioassay. [electronic resource] - Journal of cellular biochemistry Feb 1989 - 153-66 p. digital Publication Type: Journal Article ISSN: 0730-2312 Standard No.: 10.1002/jcb.240390207 doi Subjects--Topical Terms: Biological AssayCell Transformation, Viral--drug effectsCells, CulturedDNA, Viral--geneticsErbB Receptors--geneticsGenetic VectorsHumansProto-Oncogene Proteins--analysisReceptor, ErbB-2Retroviridae--geneticsThymidine--metabolismTransfectionTritium