Serum presepsin level reflects macrophage activation and hemophagocytosis in bone marrow. - Yamanaka K; Furuhashi K; Shimoyama K; Okubo Y; Yukishima T; Sawada S; Adachi M; Yamashita K; Iwaizumi M; Nagata Y; Ono T; Ogawa N; et al. (PloS one, 2026)