Three B-cell targeting anti-CD20 mAbs in clinical use: - Rituximab (1997) for RA, GPA, CLL, NHL, Pemphigus Vulgaris - Ofatumumab (2020) for relapsing MS - Obinutuzumab (2013) for Follicular lymphoma & CLL OFA & OBIN may be better than RTX in membranous GN pts w/ anti-RTX Abs… https://t.co/ZhUbXFXjSR https://t.co/vUHkS76PK7