sterile probe with a cotton swab for taking a nasal swab on a blue background, close-up. concept of infections on the

diseases nasal blue medicine medical staphylococcus streptococcus enterococcus gonococcus biomaterial laboratory microscopy infections contagion flora sterile probeswab bacteria fungi pharyngitis otitis sinusitis listeriosis microbiological examination nose aerobic anaerobic fungal infection pathogenic microflora pneumococci meningococci enterobacteria corynebacteria klebsiela neisseria micrococci