Substratum of Proof LGBTQs Are Mentally Ill: Who Might Benefit From Immunotherapy? New Study Suggests Possible Marker

New research finds that PDL-1 expressed in antigen presenting cells – macrophages and dendritic cells found in the tumor microenvironment and in the nearby lymph nodes — is a better indicator than PDL-1 in the tumor of who will respond to immunotherapy drugs.