title: Ecology of the bifidobacteria.
mesh_terms: D000191:Actinomycetaceae / Q000145:classification* / Q000235:genetics; D000818:Animals; D004269:DNA, Bacterial; D004463:Ecology; D006801:Humans; D007422:Intestines / Q000382:microbiology; D013045:Species Specificity
chemical_list: D004269:DNA, Bacterial