cutibacterium granulosum cutibacterium granulosum cutibacterium granulosum is a bacterium that may stimulate the immune system to fight cancer. cutibacterium granulosum scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: propionibacteriales family: propionibacteriaceae genus: cutibacterium species: c. granulosum binomial name cutibacterium granulosum(prévot 1938) scholz and kilian 2016 type strain atcc 25564ccug 32987cip 103262dsm 20700lmg 16726nctc 11865 synonyms "corynebacterium granulosum" prévot 1938 propionibacterium granulosum (prévot 1938) moore and holdeman 1970 (approved lists 1980)