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    Coloured scanning electron micrograph of bacteria cultured from mobile phone surface. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from mobile phone surface.
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Rod-shaped bacteria infecting organism — Stock Photo
    Rod-shaped bacteria infecting organism
    Illustration of dividing cancer cell on blue background. — Stock Photo
    Illustration of dividing cancer cell on blue background.
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Yellow rod-shaped Citrobacter bacteria, digital illustration. — Stock Photo
    Yellow rod-shaped Citrobacter bacteria, digital illustration.
    Acanthocystis. Coloured scanning electron micrograph (SEM) of a centrohelid heliozoan with tangential plate-scales and radial spines — Stock Photo
    Acanthocystis. Coloured scanning electron micrograph (SEM) of a centrohelid heliozoan with tangential plate-scales and radial spines
    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
    Digital illustration of Mgen Mycoplasma genitalium bacteria. — Stock Photo
    Digital illustration of Mgen Mycoplasma genitalium bacteria.
    Digital illustration of HIV retrovirus of lentivirus kind, causing of collapse of immune system and AIDS. — Stock Photo
    Digital illustration of HIV retrovirus of lentivirus kind, causing of collapse of immune system and AIDS.
    St. Louis encephalitis virus particles, computer illustration — Stock Photo
    St. Louis encephalitis virus particles, computer illustration
    Gram-positive Peptostreptococcus bacteria, digital illustration. — Stock Photo
    Gram-positive Peptostreptococcus bacteria, digital illustration.
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    Coronavirus particle, computer illustration — Stock Photo
    Coronavirus particle, computer illustration
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Cutibacterium (formerly Propionibacterium) bacteria, computer illustration. These are an example of non-pathogenic bacteria found on human skin, where they are well adapted to the natural acidity. An example is Cutibacterium acnes — Stock Photo
    Cutibacterium (formerly Propionibacterium) bacteria, computer illustration. These are an example of non-pathogenic bacteria found on human skin, where they are well adapted to the natural acidity. An example is Cutibacterium acnes
    Brain mucormycosis, a brain lesion caused by Mucor sp. fungi, also known as black fungus, with closeup view of fungi, computer illustration. Mucor sp. fungi are found in soil and decaying organic matter and are common indoor moulds — Stock Photo
    Brain mucormycosis, a brain lesion caused by Mucor sp. fungi, also known as black fungus, with closeup view of fungi, computer illustration. Mucor sp. fungi are found in soil and decaying organic matter and are common indoor moulds
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Transfusion transmitted virus particles, digital illustration — Stock Photo
    Transfusion transmitted virus particles, digital illustration
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration.
    Enterovirus D68 species — Stock Photo
    Enterovirus D68 species
    Male scientist in face mask holding syringe. — Stock Photo
    Male scientist in face mask holding syringe.
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome — Stock Photo
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph. — Stock Photo
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph.
    Digital illustration of virus particles on black background. — Stock Photo
    Digital illustration of virus particles on black background.
    Digital illustration of clostridium difficile bacteria. — Stock Photo
    Digital illustration of clostridium difficile bacteria.
    Vibrio vulnificus bacteria found in sea water, colored computer illustration. — Stock Photo
    Vibrio vulnificus bacteria found in sea water, colored computer illustration.
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans — Stock Photo
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Safety of drinking water. Conceptual illustration showing Pentatrichomonas hominis parasites in drop of water from tap. — Stock Photo
    Safety of drinking water. Conceptual illustration showing Pentatrichomonas hominis parasites in drop of water from tap.
    Microbial colonies on petri dish, computer illustration — Stock Photo
    Microbial colonies on petri dish, computer illustration
    Safety of drinking water. Conceptual illustration showing abstract parasitic microorganisms in drop of water. — Stock Photo
    Safety of drinking water. Conceptual illustration showing abstract parasitic microorganisms in drop of water.
    Female researcher analyzing samples with microscope in the laboratory — Stock Photo
    Female researcher analyzing samples with microscope in the laboratory
    Illustration of blue cell membrane on white background. — Stock Photo
    Illustration of blue cell membrane on white background.
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth — Stock Photo
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth
    Colorful rhinovirus particles in 360-degree panorama view, digital illustration. — Stock Photo
    Colorful rhinovirus particles in 360-degree panorama view, digital illustration.
    Cladosporium fungi on white background, digital illustration. — Stock Photo
    Cladosporium fungi on white background, digital illustration.
    Digital illustration of silhouette with liver inflammation and close-up of hepatitis B virus. — Stock Photo
    Digital illustration of silhouette with liver inflammation and close-up of hepatitis B virus.
    Digital 3d illustration of Enterococci bacteria type diplococci. — Stock Photo
    Digital 3d illustration of Enterococci bacteria type diplococci.
    Radiolaria protozoa shells — Stock Photo
    Radiolaria protozoa shells
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Digital illustration of chains of Streptobacillus moniliformis rat bite fever bacteria. — Stock Photo
    Digital illustration of chains of Streptobacillus moniliformis rat bite fever bacteria.
    Conceptual illustration of coronavirus particles in human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles in human lungs.
    Digital illustration of core particles of bluetongue virus with proteins represented by colored blobs. — Stock Photo
    Digital illustration of core particles of bluetongue virus with proteins represented by colored blobs.
    3d illustration of cholera pathogens in dark blue water. — Stock Photo
    3d illustration of cholera pathogens in dark blue water.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    Digital illustration of Escherichia coli bacteria on white background. — Stock Photo
    Digital illustration of Escherichia coli bacteria on white background.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Illustration of illuminated purple cancer cell on black background. — Stock Photo
    Illustration of illuminated purple cancer cell on black background.
    Digital illustration of saprophyte green mould conidiophore producing conidia. — Stock Photo
    Digital illustration of saprophyte green mould conidiophore producing conidia.
    Enteroviruses, computer illustration. Enterovirus is genus of positive-sense RNA viruses of family Picornaviridae — Stock Photo
    Enteroviruses, computer illustration. Enterovirus is genus of positive-sense RNA viruses of family Picornaviridae
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    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
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Plasmodium vivax protozoan, computer illustration. — Stock Photo
    Plasmodium vivax protozoan, computer illustration.