Fig. 1From: First characterization of methanogens in oral cavity in Malian patients with oral cavity pathologiesDetection of Methanobrevibacter oralis from a chronic periodontitis specimen using FISH. a Blue color represents DAPI fluorescence staining any DNA b Green color represents mcrA probe staining the methanogen mcrA gene c Red color represents ARC915 fluorescence staining the archaeal DNA d Fluorescent in situ hybridization combining mcrA fluorescence, ARC915 fluorescence and DAPI: the arrow points to archaea. Scale bar, 2 μmBack to article page