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    Bacteriophage, illustration. A bacteriophage, or phage, is a virus that infects bacteria. It consists of an icosahedral (20-sided) head, which contains the genetic material, a tail and tail fibres — Stock Photo
    Bacteriophage, illustration. A bacteriophage, or phage, is a virus that infects bacteria. It consists of an icosahedral (20-sided) head, which contains the genetic material, a tail and tail fibres
    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
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Coronaviruses causing pneumonia, conceptual computer illustration — Stock Photo
    Coronaviruses causing pneumonia, conceptual computer illustration
    Cut-away digital illustration of influenza flu virus particle. — Stock Photo
    Cut-away digital illustration of influenza flu virus particle.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Illustration of rod-shaped and spherical (cocci) bacteria. Rod-shaped bacteria include Escherichia coli, Salmonella, Shigella, Legionella, Mycobacterium, Klebsiella and other species. Spherical bacteria include Staphylococci and Streptococci species — Stock Photo
    Illustration of rod-shaped and spherical (cocci) bacteria. Rod-shaped bacteria include Escherichia coli, Salmonella, Shigella, Legionella, Mycobacterium, Klebsiella and other species. Spherical bacteria include Staphylococci and Streptococci species
    Digital artwork of abstract pathogenic microorganism in human large intestine. — Stock Photo
    Digital artwork of abstract pathogenic microorganism in human large intestine.
    Computer illustration of unicellular fungus (yeast) Candida auris — Stock Photo
    Computer illustration of unicellular fungus (yeast) Candida auris
    Escherichia coli pathogenic bacteria — Stock Photo
    Escherichia coli pathogenic bacteria
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Entamoeba histolytica consuming red blood cells — Stock Photo
    Entamoeba histolytica consuming red blood cells
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration — Stock Photo
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Bacteria on petri dish. — Stock Photo
    Bacteria on petri dish.
    Red orthomyxovirus particle on yellow background, illustration. — Stock Photo
    Red orthomyxovirus particle on yellow background, illustration.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    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
    Bacterial cells on tissue surface — Stock Photo
    Bacterial cells on tissue surface
    Digital illustration of glycoprotein spikes hemagglutinin and neuraminidase on influenza virus. — Stock Photo
    Digital illustration of glycoprotein spikes hemagglutinin and neuraminidase on influenza virus.
    Bacterial infection of tissue lining — Stock Photo
    Bacterial infection of tissue lining
    Acinetobacter sp. bacteria infection — Stock Photo
    Acinetobacter sp. bacteria infection
    Magnified digital illustration of water bear. — Stock Photo
    Magnified digital illustration of water bear.
    Possible global pandemic. Vaccine study for the Coronavirus virus. — Stock Photo
    Possible global pandemic. Vaccine study for the Coronavirus virus.
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Bacterial cells on tissue surface — Stock Photo
    Bacterial cells on tissue surface
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome — Stock Photo
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Bacterial infection of tissue lining — Stock Photo
    Bacterial infection of tissue lining
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Aggregatibacter aphrophilus bacteria, computer illustration. — Stock Photo
    Aggregatibacter aphrophilus bacteria, computer illustration.
    Micrograph of H3N2 influenza virus particles. — Stock Photo
    Micrograph of H3N2 influenza virus particles.
    Multi-drug resistant Acinetobacter baumannii bacteria inside biofilm, computer illustration — Stock Photo
    Multi-drug resistant Acinetobacter baumannii bacteria inside biofilm, computer illustration
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells — Stock Photo
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Unicellular fungus Candida auris — Stock Photo
    Unicellular fungus Candida auris
    Coronavirus particle, computer illustration — Stock Photo
    Coronavirus particle, computer illustration
    Lymphocytes attacking viruses — Stock Photo
    Lymphocytes attacking viruses
    Smear from oral cavity showing oral trichomonas and buccal epithelial cells, digital illustration. — Stock Photo
    Smear from oral cavity showing oral trichomonas and buccal epithelial cells, digital illustration.
    Coronavirus particle, computer illustration — Stock Photo
    Coronavirus particle, computer illustration
    Cryptococcus gattii fungus, computer illustration. — Stock Photo
    Cryptococcus gattii fungus, computer illustration.
    Digital illustration of glycoprotein spikes hemagglutinin and neuraminidase on influenza virus. — Stock Photo
    Digital illustration of glycoprotein spikes hemagglutinin and neuraminidase on influenza virus.
    Micrograph of H3N2 influenza virus particles. — Stock Photo
    Micrograph of H3N2 influenza virus particles.
    Microscopic view of human respiratory syncytial RSV virus — Stock Photo
    Microscopic view of human respiratory syncytial RSV virus
    Plants and flower on biofilm in the forest — Stock Photo
    Plants and flower on biofilm in the forest
    Computer illustration of unicellular fungus (yeast) Candida auris — Stock Photo
    Computer illustration of unicellular fungus (yeast) Candida auris
    Rod-shaped bacteria infecting organism — Stock Photo
    Rod-shaped bacteria infecting organism
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    Rhinovirus, illustration. Rhinoviruses infects the upper respiratory tract and are the cause of the common cold, ear infections, sore throats and other sinus infections — Stock Photo
    Rhinovirus, illustration. Rhinoviruses infects the upper respiratory tract and are the cause of the common cold, ear infections, sore throats and other sinus infections
    Activated platelets in blood flow, illustration. — Stock Photo
    Activated platelets in blood flow, illustration.
    Single abstract bacterium on black background, computer illustration. — Stock Photo
    Single abstract bacterium on black background, computer illustration.
    Spore-forming Microsporidia parasite, computer illustration. — Stock Photo
    Spore-forming Microsporidia parasite, computer illustration.
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration — Stock Photo
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration
    Illustration of female reproductive system and parasitic Trichomonas vaginalis causing trichomoniasis. — Stock Photo
    Illustration of female reproductive system and parasitic Trichomonas vaginalis causing trichomoniasis.
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration. These Gram-positive spherical bacteria are usually found in pairs. They colonize respiratory tract asymptomatically in healthy carriers, but can cause pneumonia — Stock Photo
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration. These Gram-positive spherical bacteria are usually found in pairs. They colonize respiratory tract asymptomatically in healthy carriers, but can cause pneumonia
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells — Stock Photo
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells