Takashi Kurosaki, Kenji Chamoto, Shinichiro Suzuki, Hiroaki Kanemura, Seiichiro Mitani, Kaoru Tanaka, Hisato Kawakami, Yo Kishimoto, Yasuharu Haku, Katsuhiro Ito, Toshiyuki Sato, Chihiro Suminaka, Mami Yamaki, Yasutaka Chiba, Tomonori Yaguchi, Koichi Omori, Takashi Kobayashi, Kazuhiko Nakagawa, Tasuku Honjo, Hidetoshi Hayashi
INTRODUCTION: The clinical relevance of soluble forms of programmed cell death-1 (sPD-1) and programmed cell death-ligand 1 (sPD-L1) remains unclear. We here investigated the relation between the efficacy of PD-1 blockade and pretreatment plasma levels of sPD-1 and sPD-L1 across a broad range of cancer types. METHODS: We retrospectively analyzed clinical data from 171 patients with advanced solid tumors who received nivolumab or pembrolizumab monotherapy regardless of treatment line...
2023: Frontiers in Immunology