Western blot analysis of extracts from NIH/3T3 cells, serum-starved overnight and then left untreated (-) or treated with serum (4 hrs) (+), using Delta FosB Antibody (upper), or FosB Antibody #2263 (lower).
Western blot analysis of extracts from dorsal striatum of mice treated with chronic cocaine (7 days, 20 mg/kg), acute cocaine (6 days saline, 1 day cocaine 20 mg/kg), or saline (7 days), using Delta FosB Antibody (upper). β-Tubulin (9F3) Rabbit mAb #2128 was used as a loading control (lower). Tissue extracts were kindly provided by Dr. Eric Nestler (Mount Sinai School of Medicine, New York).