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    Top view of microbes growing on agar plate. — Stock Photo
    Top view of microbes growing on agar plate.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Abstract bacteria, conceptual digital illustration. — Stock Photo
    Abstract bacteria, conceptual digital illustration.
    Illustration of Leptospira interrogans, showing a tightly-coiled, highly motile spirochaete bacterium — Stock Photo
    Illustration of Leptospira interrogans, showing a tightly-coiled, highly motile spirochaete bacterium
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections — Stock Photo
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections
    Bacteria infecting organism — Stock Photo
    Bacteria infecting organism
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis — Stock Photo
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis
    Abstract illustration of green bacilli bacteria, full frame. — Stock Photo
    Abstract illustration of green bacilli bacteria, full frame.
    Close-up of hand of female microbiologist pipetting sample in laboratory. — Stock Photo
    Close-up of hand of female microbiologist pipetting sample in laboratory.
    Bacterial infection of tissue lining — Stock Photo
    Bacterial infection of tissue lining
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Magnified digital illustration of fertilisation of egg cell. — Stock Photo
    Magnified digital illustration of fertilisation of egg cell.
    Scanning electron micrograph of PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph of PC12 neurone in culture.
    Transfusion transmitted virus particles, digital illustration — Stock Photo
    Transfusion transmitted virus particles, digital illustration
    Bacteria forming strands and colonies — Stock Photo
    Bacteria forming strands and colonies
    Abstract human immunodeficiency virus structure, scientific digital informative illustration. — Stock Photo
    Abstract human immunodeficiency virus structure, scientific digital informative illustration.
    Coronaviruses causing pneumonia, conceptual computer illustration — Stock Photo
    Coronaviruses causing pneumonia, conceptual computer illustration
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Digital illustration of clostridium difficile bacteria. — Stock Photo
    Digital illustration of clostridium difficile bacteria.
    Antibodies attacking virus particles, computer illustration. — Stock Photo
    Antibodies attacking virus particles, computer illustration.
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Digital illustration of rod-shaped bacteria colony. — Stock Photo
    Digital illustration of rod-shaped bacteria colony.
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria — Stock Photo
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis. — Stock Photo
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis.
    Nipah virus particle, digital artwork. — Stock Photo
    Nipah virus particle, digital artwork.
    Stachybotrys fungus on white background, digital illustration. — Stock Photo
    Stachybotrys fungus on white background, digital illustration.
    Coronavirus particle, computer illustration — Stock Photo
    Coronavirus particle, computer illustration
    Glass phial with blood sample. — Stock Photo
    Glass phial with blood sample.
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis — Stock Photo
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis
    Coronaviruses causing pneumonia, conceptual computer illustration — Stock Photo
    Coronaviruses causing pneumonia, conceptual computer illustration
    Conceptual illustration showing virus infecting neurons of brain. — Stock Photo
    Conceptual illustration showing virus infecting neurons of brain.
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate — Stock Photo
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate
    Balamuthia mandrillaris amoeba, computer illustration. — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration.
    Coloured scanning electron micrograph of the rod-shaped, Gram-negative bacteria Escherichia coli, commonly known as E. coli — Stock Photo
    Coloured scanning electron micrograph of the rod-shaped, Gram-negative bacteria Escherichia coli, commonly known as E. coli
    Hepatitis C virus structure, digital illustration. — Stock Photo
    Hepatitis C virus structure, digital illustration.
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Plastic test tubes with green lids in rack. — Stock Photo
    Plastic test tubes with green lids in rack.
    Digital illustration of clostridium difficile bacteria. — Stock Photo
    Digital illustration of clostridium difficile bacteria.
    Colorful rhinovirus particles in 360-degree panorama view, digital illustration. — Stock Photo
    Colorful rhinovirus particles in 360-degree panorama view, digital illustration.
    Scientist sampling bacteria colonies growing in Petri dish. — Stock Photo
    Scientist sampling bacteria colonies growing in Petri dish.
    Lassa virus particles, digital illustration. — Stock Photo
    Lassa virus particles, digital illustration.
    Streptococcus pyogenes bacteria. 3D computer illustration of Streptococcus pyogenes, or group-A Streptococcus, bacteria. S. pyogenes is a gram-positive spherical (coccus) bacteria — Stock Photo
    Streptococcus pyogenes bacteria. 3D computer illustration of Streptococcus pyogenes, or group-A Streptococcus, bacteria. S. pyogenes is a gram-positive spherical (coccus) bacteria
    Influenza virus, computer illustration — Stock Photo
    Influenza virus, computer illustration
    Human hair Caucasian brunette, coloured scanning electron micrograph. — Stock Photo
    Human hair Caucasian brunette, coloured scanning electron micrograph.
    Fungal fruiting bodies, digital illustration. — Stock Photo
    Fungal fruiting bodies, digital illustration.
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Gram-positive Peptostreptococcus bacteria, digital illustration. — Stock Photo
    Gram-positive Peptostreptococcus bacteria, digital illustration.
    Digital illustration of trypanosome protozoan parasites in blood causing sleeping sickness transmitted by blood. — Stock Photo
    Digital illustration of trypanosome protozoan parasites in blood causing sleeping sickness transmitted by blood.
    Visual render of Brome virus — Stock Photo
    Visual render of Brome virus
    Sindbis virus (SINV), computer illustration — Stock Photo
    Sindbis virus (SINV), computer illustration
    Magnified digital illustration of basophil cell. — Stock Photo
    Magnified digital illustration of basophil cell.
    Coloured scanning electron micrograph of cancer cell from human colon. — Stock Photo
    Coloured scanning electron micrograph of cancer cell from human colon.
    Digital illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus. — Stock Photo
    Digital illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus.
    Enterovirus D68 species — Stock Photo
    Enterovirus D68 species
    Rabies virus particles — Stock Photo
    Rabies virus particles
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Plastic test tubes in rack on white background. — Stock Photo
    Plastic test tubes in rack on white background.
    Viral research visualisation — Stock Photo
    Viral research visualisation