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    Colony of pathogenic Mycobacterium — Stock Photo
    Colony of pathogenic Mycobacterium
    Visual render of Human rhinovirus 14 — Stock Photo
    Visual render of Human rhinovirus 14
    Abstract 3d illustration of nerve cells with connections in human nervous system. — Stock Photo
    Abstract 3d illustration of nerve cells with connections in human nervous system.
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Four-armed chromosomes — Stock Photo
    Four-armed chromosomes
    Computer illustration of unicellular fungus (yeast) Candida auris — Stock Photo
    Computer illustration of unicellular fungus (yeast) Candida auris
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Microcentrifuge sample tubes in styrofoam rack on blue background. — Stock Photo
    Microcentrifuge sample tubes in styrofoam rack on blue background.
    Human embryo cell, digital illustration. — Stock Photo
    Human embryo cell, digital illustration.
    Bacteria and virus on human skin, digital illustration. — Stock Photo
    Bacteria and virus on human skin, digital illustration.
    Lyme disease tick and close-up of Borrelia burgdorferi bacterium, digital illustration. — Stock Photo
    Lyme disease tick and close-up of Borrelia burgdorferi bacterium, digital illustration.
    House dust mite on human skin — Stock Photo
    House dust mite on human skin
    Abstract red colored cancer cell on white background, digital illustration. — Stock Photo
    Abstract red colored cancer cell on white background, digital illustration.
    Plant sprouts in Petri dish under light microscope. — Stock Photo
    Plant sprouts in Petri dish under light microscope.
    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
    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.
    Petri dish with colonies of microbes, close-up. — Stock Photo
    Petri dish with colonies of microbes, close-up.
    Human sperm cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Human sperm cell, coloured scanning electron micrograph (SEM).
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Normal human alveoli — Stock Photo
    Normal human alveoli
    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
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses. — Stock Photo
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses.
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome — Stock Photo
    Lactobacillus bacteria, computer illustration. Main component of human small intestine microbiome
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    Colored illustration of nerve cell on black background. — Stock Photo
    Colored illustration of nerve cell on black background.
    Peripheral nerve. Black and white transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin (dark rings) is an insulating fatty layer that surrounds the myelinated nerve fibres — Stock Photo
    Peripheral nerve. Black and white transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin (dark rings) is an insulating fatty layer that surrounds the myelinated nerve fibres
    Group of viruses, computer illustration — Stock Photo
    Group of viruses, computer illustration
    Illustration of visible colored lungs in transparent human body silhouette. — Stock Photo
    Illustration of visible colored lungs in transparent human body silhouette.
    Scale insects. Coloured scanning electron micrograph (SEM) of scale insects (superfamily Coccoidea) on a leaf. This pest feeds on the plant's sap. It secretes a powdery wax coating that protects it against pesticides and predators — Stock Photo
    Scale insects. Coloured scanning electron micrograph (SEM) of scale insects (superfamily Coccoidea) on a leaf. This pest feeds on the plant's sap. It secretes a powdery wax coating that protects it against pesticides and predators
    Cancer cell attacked by T cell — Stock Photo
    Cancer cell attacked by T cell
    Bacterial culture grown from human skin on Petri dish with nutrient medium. — Stock Photo
    Bacterial culture grown from human skin on Petri dish with nutrient medium.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Gram-negative Veillonella bacteria, digital illustration. — Stock Photo
    Gram-negative Veillonella bacteria, digital illustration.
    Digital illustration of nerve neurons cells. — Stock Photo
    Digital illustration of nerve neurons cells.
    Illustration of small intestine in human body silhouette. — Stock Photo
    Illustration of small intestine in human body silhouette.
    Colored digital illustration of green cancer cell. — Stock Photo
    Colored digital illustration of green cancer cell.
    Brown Adenovirus particles, colored digital 3d illustration. — Stock Photo
    Brown Adenovirus particles, colored digital 3d illustration.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Lily flower anther — Stock Photo
    Lily flower anther
    Digital illustration of trophozoite form of Acanthamoeba castellanii amoeba. — Stock Photo
    Digital illustration of trophozoite form of Acanthamoeba castellanii amoeba.
    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
    3d rendered illustration of vascular system of human head. — Stock Photo
    3d rendered illustration of vascular system of human head.
    Human metapneumovirus particles. Computer illustration of particles of the human metapneumovirus (hMPV), a respiratory virus that affects almost all children by the age of 5 — Stock Photo
    Human metapneumovirus particles. Computer illustration of particles of the human metapneumovirus (hMPV), a respiratory virus that affects almost all children by the age of 5
    Coloured scanning electron micrograph (SEM) of the surface of a tomato leaf. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the surface of a tomato leaf.
    Lactobacillus bacteria, computer illustration. This is the main component of the human small intestine microbiome. — Stock Photo
    Lactobacillus bacteria, computer illustration. This is the main component of the human small intestine microbiome.
    Virus particles or virions — Stock Photo
    Virus particles or virions
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Coloured scanning electron micrograph intricately structured microscopic brochosomes granules secreted by leafhopper. — Stock Photo
    Coloured scanning electron micrograph intricately structured microscopic brochosomes granules secreted by leafhopper.
    Abstract digitally generated DNA helix on black background. — Stock Photo
    Abstract digitally generated DNA helix on black 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
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration. — Stock Photo
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration.
    Examining petri dish under microscope. — Stock Photo
    Examining petri dish under microscope.
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory — Stock Photo
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory
    Liver tumours, computer illustration — Stock Photo
    Liver tumours, computer illustration
    Illustration of shown thyroid gland in human body silhouette. — Stock Photo
    Illustration of shown thyroid gland in human body silhouette.
    Illustration of human egg cell and sperm on blue background. — Stock Photo
    Illustration of human egg cell and sperm on blue background.