Stage-dependent changes in prostaglandin E₂ in tick saliva determine its immunosuppressive effects. - Nakamura H; Parizi LF; Sajiki Y; Okagawa T; Ikehata M; Tiyamanee W; Watari K; Win SY; Maekawa N; Murata S; Ohashi K; Logullo C; et al. (Ticks and tick-borne diseases, 2026)