Pulmonary inflammation in severe pneumonia is characterised by compartmentalised and mechanistically distinct sub-phenotypes. - Jeffrey M; Bartholdson Scott J; Mazumdar S; White RJ; Higginson E; Maes M; Forrest S; Pereira-Dias J; Parmar S; Heasman-Hunt E; Curran MD; Polgarova P; et al. (Nature communications, 2026)