Extended Data Fig. 1: Trial Design.

A. Trial design B. Sample manifest and corresponding donor. S; stool sample. B; blood sample. R; responder. NR; non-responder. PEG; polyethylene glycol bowel preparation. ICI; immune checkpoint inhibitors.

A. Trial design B. Sample manifest and corresponding donor. S; stool sample. B; blood sample. R; responder. NR; non-responder. PEG; polyethylene glycol bowel preparation. ICI; immune checkpoint inhibitors.