Melanoma is the main cancer that responds well to immunotherapy, PD-1 inhibitors. Other solid cancers, not so much, although in combination with other therapies

Melanoma is the main cancer that responds well to immunotherapy, PD-1 inhibitors. Other solid cancers, not so much, although in combination with other therapies, is seeing some okay results. They recently found some types of rectal cancer to be PD-1 sensitive. https://www.nejm.org/doi/full/10.1056/NEJMoa2201445 https://www.nejm.org/doi/full/10.1056/NEJMoa2201445