Fiber intake associates with increased treatment response in patients with multiple myeloma along with changes in gut microbiome. - Sester LS; Galeeva I; de Castilhos J; Borisov V; Gambihler AK; Kilian M; Vonhören D; Friedrich MJ; Poschet G; Steiger S; Chechenina A; Lettau K; et al. (Blood advances, 2026)