VERY interesting article in the NYT last Thursday:
"By Matt Richtel
April 4, 2019
Cancer immunotherapy drugs, which spur the body’s own immune system to attack tumors, hold great promise but still fail many patients. New research may help explain why some cancers elude the new class of therapies, and offer some clues to a solution.
The study, published on Thursday in the journal Cell, focuses on colorectal and prostate cancer. These are among the cancers that seem largely impervious to a key mechanism of immunotherapy drugs."........