This is a non-reverting 8-azaguianine resistant (HPRT -, HGPRT -) clone of the Renal-2a cell line; Tested and found negative for ectromelia virus (mousepox)Tumorigenecity: Isoenzyme: Histopathology: adenocarcinoma, renalSubculture: Split ratio: Media change: Reverse transcritase: positiveProductionkidney specific esterase-2 (ES-2).