CD274 and neoplasm: This finding correlates with a decreased collagen content of lung sections of the mice, which were treated with the triple combination of blocking antibodies against CD47 (Clone MIAP410) and IL-6 (Clone MP5-20F3), and an engineered non-antibody HAC protein, which was reported to be an effective anti-PD-L1 blockade in the treatment of mouse tumor models39.