Reading time: 4 minutes Bekah Schulz Many people are excited about checkpoint inhibitors in cancer immunotherapy. In fact, the 2018 Nobel Prize in medicine was awarded for the development of two checkpoint inhibitors PD-1/L1 (Opdivo/Keytruda) and CTLA-4 (Yervoy). However, cancer immunotherapy is not a new concept. In fact, in 1986, recombinant interferon (IFN) alpha was... Continue Reading →