24, 36, actinomycetales, bacillus, bacteria, bacterial, body, cause, concept, corynebacteriaceae, corynebacterium, disease, eubacteria, gram, human, human anatomy, infection, infectious, infectious disease, life science, mag, medical science, medicine, microbiological, micrography, microorganism, mm, motion, movement, organism, photomicrograph, positive, prokaryote, respiratory, respiratory system, stain, tract, upper, x, biology infection, disease photomicrograph, micrography bacterial infection, bacterial disease rod-shaped, bacterial forms, bacilli gram-positive bacteria, eubacteria bacillus, bacterial forms bacteria, prokaryote corynebacterium, gram-positive bacteria, actinobacteria, actinobacteridae, corynebacteriaceae diphtheriae pm, organ system, infection corynebacteria diphtheriae, gram-positive bacteria, actinobacteria, actinobacteridae, corynebacterium diphtheria, eubacteria gram stain, stain rod, bacterial forms, bacillus nonmotile