TNFR superfamily, of which cd137 is a member, is a busy field. A quick scan of pubmed for "anti-cd137" shows a lot of activity. I have no idea of how much of that is purely academic, or is affiliated with an outside venture.
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.