Additional file 1 of Bis-benzylidine Piperidone RA190 treatment of hepatocellular carcinoma via binding RPN13 and inhibiting NF-κB signaling

Additional file 1: Figure S1. RA190 treatment HepG2 cell lines did not activate the autophagy pathway. Figure S2. Immunostaining of NF-κB and IκB after treating with RA190. Figure S3. RA190 treatment of HepG2 cells produced significant accumulation of phosphorylated/ubiquitinated IκBα.