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    Stack of Petri dishes with cultured agar on plain background. — Stock Photo
    Stack of Petri dishes with cultured agar on plain background.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Microbiological culture growing in Petri dish, close-up. — Stock Photo
    Microbiological culture growing in Petri dish, close-up.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Pattern of cultures growing in Petri dishes on plain background. — Stock Photo
    Pattern of cultures growing in Petri dishes on plain background.
    Female technician storing Petri dishes in incubator fridge. — Stock Photo
    Female technician storing Petri dishes in incubator fridge.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Microbiological culture growing in Petri dish. — Stock Photo
    Microbiological culture growing in Petri dish.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Pipette Inoculating cultivated agar plate. — Stock Photo
    Pipette Inoculating cultivated agar plate.
    Pattern of cultures growing in Petri dishes on plain background. — Stock Photo
    Pattern of cultures growing in Petri dishes on plain background.
    Female scientist examining cultures in petri dish. — Stock Photo
    Female scientist examining cultures in petri dish.
    Stacks of Petri dishes with cultured agar on plain background. — Stock Photo
    Stacks of Petri dishes with cultured agar on plain background.
    Stacked agar plates on plain background. — Stock Photo
    Stacked agar plates on plain background.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Digital illustration of Norovirus genus of RNA virus, close-up. — Stock Photo
    Digital illustration of Norovirus genus of RNA virus, close-up.
    Digital illustration of Norovirus genus of RNA virus. — Stock Photo
    Digital illustration of Norovirus genus of RNA virus.
    Male scientist examining cultures in petri dish. — Stock Photo
    Male scientist examining cultures in petri dish.
    Digital illustration of Norovirus genus of RNA virus. — Stock Photo
    Digital illustration of Norovirus genus of RNA virus.
    Light micrograph of single-celled Amoeba engulfing protozoan Paramecium. — Stock Photo
    Light micrograph of single-celled Amoeba engulfing protozoan Paramecium.
    Digital illustration of Bifidobacteria in human intestine. — Stock Photo
    Digital illustration of Bifidobacteria in human intestine.
    Digital illustration of Norovirus genus of RNA virus. — Stock Photo
    Digital illustration of Norovirus genus of RNA virus.
    Conceptual image of coxsackievirus cell — Stock Photo
    Conceptual image of coxsackievirus cell
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Conceptual image of coxsackievirus cells — Stock Photo
    Conceptual image of coxsackievirus cells
    Conceptual image of polyomavirus cells — Stock Photo
    Conceptual image of polyomavirus cells
    Microscopic view of Bacillus anthracis bacteriophyta — Stock Photo
    Microscopic view of Bacillus anthracis bacteriophyta
    Microscopic view of paramecium unicellular ciliates — Stock Photo
    Microscopic view of paramecium unicellular ciliates
    Microscopic view of paramecium unicellular ciliates — Stock Photo
    Microscopic view of paramecium unicellular ciliates
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Conceptual image of plasmodium causing malaria — Stock Photo
    Conceptual image of plasmodium causing malaria
    Adeno-associated viruses, computer illustration. — Stock Photo
    Adeno-associated viruses, computer illustration.
    Differential interference contrast light micrograph of different species of fossil unicellular radiolarians (protozoa). — Stock Photo
    Differential interference contrast light micrograph of different species of fossil unicellular radiolarians (protozoa).
    Microscopic view of Rickettsia bacterias on black background — Stock Photo
    Microscopic view of Rickettsia bacterias on black background
    Conceptual image of polyomavirus cells — Stock Photo
    Conceptual image of polyomavirus cells
    Conceptual image of coxsackievirus cells — Stock Photo
    Conceptual image of coxsackievirus cells
    Conceptual image of polyomavirus cells — Stock Photo
    Conceptual image of polyomavirus cells
    Conceptual image of coxsackievirus cells — Stock Photo
    Conceptual image of coxsackievirus cells
    Conceptual image of polyomavirus cells — Stock Photo
    Conceptual image of polyomavirus cells
    Conceptual image of coxsackievirus cells — Stock Photo
    Conceptual image of coxsackievirus cells
    Computer illustration showing different stages of release of malaria merozoites from a red blood cell. — Stock Photo
    Computer illustration showing different stages of release of malaria merozoites from a red blood cell.
    Conceptual image of polyomavirus cells — Stock Photo
    Conceptual image of polyomavirus cells
    Conceptual image of coxsackievirus cells — Stock Photo
    Conceptual image of coxsackievirus cells
    Conceptual image of plasmodium causing malaria — Stock Photo
    Conceptual image of plasmodium causing malaria
    Bacilli bacteria in the intestine — Stock Photo
    Bacilli bacteria in the intestine
    Artwork of bacilli bacteria — Stock Photo
    Artwork of bacilli bacteria
    Abstract pathogenic microorganisms — Stock Photo
    Abstract pathogenic microorganisms
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Clostridium phytofermentans bacteria — Stock Photo
    Clostridium phytofermentans bacteria
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Clostridium phytofermentans bacteria — Stock Photo
    Clostridium phytofermentans bacteria
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Destruction of human cytomegalovirus — Stock Photo
    Destruction of human cytomegalovirus