Methylmalonic acid as a ferroptosis-derived danger signal: activation of the PI3K-NF-κB pathway drives M1 macrophage polarization in renal ischemia-reperfusion injury. - Wang H; Sun J; Li X; Ma H; Luo Y; Qin M; Zhang H; Bian H; Li J (Inflammation research : official journal of the European Histamine Research Society ... [et al.], 2026)