mycobacterium tuberculosis also known as koch's bacillus

mycobacterium bacterium motion scattered science biology microbiology research epidemic health pneumonia microscope red three dimensional pink color rod shape tuberculosis closeup infectious disease midair magnification cut micro organism pathogen biological cell structure transmission illness scientific imaging technique healthcare medicine respiratory system group objects microbial bacterial resistance sickness microorganisms macro pathology stain care koch bacteria bacillus mycobacteria bacilli infection cells pathogenic microbes rodshaped floating close substrate microscopic bacteriology medical rendering isolated