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    Scientist holding petri dish with biohazard warning in microbiology lab. — Stock Photo
    Scientist holding petri dish with biohazard warning in microbiology lab.
    Digital illustration of human cilia cells. — Stock Photo
    Digital illustration of human cilia cells.
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Close-up of cell culture plates on white background. — Stock Photo
    Close-up of cell culture plates on white background.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Penicillium fungus, Computer illustration — Stock Photo
    Penicillium fungus, Computer illustration
    Antibiotic resistant Pseudomonas aeruginosa bacterium, digital 3d illustration. — Stock Photo
    Antibiotic resistant Pseudomonas aeruginosa bacterium, digital 3d illustration.
    Nerve cell in space, conceptual digital illustration. — Stock Photo
    Nerve cell in space, conceptual digital illustration.
    Illustration of Nipah viruses binding to receptors on human cells, an initial stage of Nipah infection. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore — Stock Photo
    Illustration of Nipah viruses binding to receptors on human cells, an initial stage of Nipah infection. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore
    Closeup Thogotovirus, computer illustration — Stock Photo
    Closeup Thogotovirus, computer illustration
    Neutrophil white blood cell in blood, digital artwork. — Stock Photo
    Neutrophil white blood cell in blood, digital artwork.
    Pox virus, computer illustration — Stock Photo
    Pox virus, computer illustration
    Group of viruses, computer illustration — Stock Photo
    Group of viruses, computer illustration
    Simple columnar epithelium, light micrograph — Stock Photo
    Simple columnar epithelium, light micrograph
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria. — Stock Photo
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria.
    Mucor mould, also known as black fungus, computer illustration — Stock Photo
    Mucor mould, also known as black fungus, computer illustration
    Hepatitis E virus red particles with protein coat. — Stock Photo
    Hepatitis E virus red particles with protein coat.
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    Spore-forming Microsporidia parasite, computer illustration. — Stock Photo
    Spore-forming Microsporidia parasite, computer illustration.
    3d rendered illustration showing cyclist active muscles on black background. — Stock Photo
    3d rendered illustration showing cyclist active muscles on black background.
    Unicellular fungus Candida auris — Stock Photo
    Unicellular fungus Candida auris
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Human fetus developing at week 23, computer illustration. — Stock Photo
    Human fetus developing at week 23, computer illustration.
    Scientist hand counting seedlings in petri dish, conceptual image of plant research and genetic engineering. — Stock Photo
    Scientist hand counting seedlings in petri dish, conceptual image of plant research and genetic engineering.
    Group of viruses, computer illustration — Stock Photo
    Group of viruses, computer illustration
    Female scientist examining cultures in petri dish. — Stock Photo
    Female scientist examining cultures in petri dish.
    Close-up of fungus colony growing on agar plate. — Stock Photo
    Close-up of fungus colony growing on agar plate.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Chicken pox virus — Stock Photo
    Chicken pox virus
    Colorful rhinovirus particles in 360-degree panorama view, digital illustration. — Stock Photo
    Colorful rhinovirus particles in 360-degree panorama view, digital illustration.
    Malassezia skin fungus, computer illustration — Stock Photo
    Malassezia skin fungus, computer illustration
    Magnified digital illustration of 8 cell stage embryo. — Stock Photo
    Magnified digital illustration of 8 cell stage embryo.
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    3d illustration of blood plasma and components of blood flowing from artery. — Stock Photo
    3d illustration of blood plasma and components of blood flowing from artery.
    Bacteria cells on white background, digital illustration. — Stock Photo
    Bacteria cells on white background, digital illustration.
    Torovirus structure, illustration. Toroviruses have a doughnut-shaped structure consisting of an outer envelope (dark blue) with spike proteins (yellow) — Stock Photo
    Torovirus structure, illustration. Toroviruses have a doughnut-shaped structure consisting of an outer envelope (dark blue) with spike proteins (yellow)
    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.
    Illustration of damaged DNA strand on gray background. — Stock Photo
    Illustration of damaged DNA strand on gray background.
    Human cytomegalovirus (HCMV), computer illustration. HCMV is member of herpesvirus family — Stock Photo
    Human cytomegalovirus (HCMV), computer illustration. HCMV is member of herpesvirus family
    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
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Antibody 1IGT molecules — Stock Photo
    Antibody 1IGT molecules
    Damaged DNA strand, genetic disorder conceptual illustration. — Stock Photo
    Damaged DNA strand, genetic disorder conceptual illustration.
    Gram-positive Peptococcus bacteria, digital illustration. — Stock Photo
    Gram-positive Peptococcus bacteria, digital illustration.
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Digital artwork of silhouette with liver inflammation and close-up of hepatitis A virus. — Stock Photo
    Digital artwork of silhouette with liver inflammation and close-up of hepatitis A virus.
    Embryo at blastocyst stage — Stock Photo
    Embryo at blastocyst stage
    Cellular organelles and mitochondrion — Stock Photo
    Cellular organelles and mitochondrion
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Illustration of silhouette of pregnant woman and 26 week foetus. — Stock Photo
    Illustration of silhouette of pregnant woman and 26 week foetus.
    3d rendered illustration of skeleton in jogger body silhouette on black background. — Stock Photo
    3d rendered illustration of skeleton in jogger body silhouette on black background.
    Digital illustration of ciliate protozoan Balantidium coli intestinal parasites causing ulcer in intestinal tract. — Stock Photo
    Digital illustration of ciliate protozoan Balantidium coli intestinal parasites causing ulcer in intestinal tract.
    White blood cell, digital illustration. — Stock Photo
    White blood cell, digital illustration.
    Coronaviruses causing pneumonia, conceptual computer illustration — Stock Photo
    Coronaviruses causing pneumonia, conceptual computer illustration
    Illustration of transmembrane proteins and glycolipids on outer surface of cell membrane. — Stock Photo
    Illustration of transmembrane proteins and glycolipids on outer surface of cell membrane.
    Female reproductive system and Gardnerella vaginalis bacteria attached to vaginal epithelial cells causing bacterial vaginosis, digital illustration. — Stock Photo
    Female reproductive system and Gardnerella vaginalis bacteria attached to vaginal epithelial cells causing bacterial vaginosis, digital illustration.
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain.