Investigating "Microbial Dark Matter".
D000190:Actinomyces / Q000502:physiology; D001419:Bacteria / Q000145:classification*; D018450:Disease Progression; D006801:Humans; D007249:Inflammation / Q000382:microbiology; D056265:Microbial Interactions; D010518:Periodontitis / Q000382:microbiology*; D015398:Signal Transduction / Q000502:physiology