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    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Close up of horse snoot — Stock Photo
    Close up of horse snoot
    Human Platelets, computer illustration — Stock Photo
    Human Platelets, computer illustration
    West Nile virus particles — Stock Photo
    West Nile virus particles
    Conceptual digital illustration of horseshoe crab blood in blue color containing haemocyanin and amoebocytes. — Stock Photo
    Conceptual digital illustration of horseshoe crab blood in blue color containing haemocyanin and amoebocytes.
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration
    Team of laboratory technicians working together in blood bank — Stock Photo
    Team of laboratory technicians working together in blood bank
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    Measuring oxygen saturation in blood with pulse oximeter. — Stock Photo
    Measuring oxygen saturation in blood with pulse oximeter.
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Balloon angioplasty procedure — Stock Photo
    Balloon angioplasty procedure
    Active CAR T-cells cancer immunotherapy, medical illustration. — Stock Photo
    Active CAR T-cells cancer immunotherapy, medical illustration.
    Homemade lemonade with blood orange slices — Stock Photo
    Homemade lemonade with blood orange slices
    Cholesterol in human blood, digital illustration. — Stock Photo
    Cholesterol in human blood, digital illustration.
    Male head and neck anatomy and musculature, digital illustration. — Stock Photo
    Male head and neck anatomy and musculature, digital illustration.
    Close-up of micropipette pipetting blood sample into Petri dishes. — Stock Photo
    Close-up of micropipette pipetting blood sample into Petri dishes.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Coronary blood vessels of the heart — Stock Photo
    Coronary blood vessels of the heart
    Skull with an extradural haematoma — Stock Photo
    Skull with an extradural haematoma
    Close-up of unconscious girl fallen on ground after accident — Stock Photo
    Close-up of unconscious girl fallen on ground after accident
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Coronary veins, computer illustration. — Stock Photo
    Coronary veins, computer illustration.
    Doctor measuring blood pressure — Stock Photo
    Doctor measuring blood pressure
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration.
    Plasmodium falciparum protozoan inside red blood cells, computer illustration — Stock Photo
    Plasmodium falciparum protozoan inside red blood cells, computer illustration
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Realistic body model showing female anatomy on white background, computer illustration. — Stock Photo
    Realistic body model showing female anatomy on white background, computer illustration.
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Fresh Blood oranges with half — Stock Photo
    Fresh Blood oranges with half
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    Heart of glass anatomy — Stock Photo
    Heart of glass anatomy
    Galettes with oranges and blood oranges — Stock Photo
    Galettes with oranges and blood oranges
    Senior couple checking blood pressure in living room — Stock Photo
    Senior couple checking blood pressure in living room
    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.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration. — Stock Photo
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration.
    Plasmodium vivax protozoan, computer illustration. — Stock Photo
    Plasmodium vivax protozoan, computer illustration.
    Close-up of microcentrifuge tubes with blood samples. — Stock Photo
    Close-up of microcentrifuge tubes with blood samples.
    Low angle on blood vessels of human upper body, digital illustration. — Stock Photo
    Low angle on blood vessels of human upper body, digital illustration.
    T-cells (turquoise) binding to cancer cells (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus — Stock Photo
    T-cells (turquoise) binding to cancer cells (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Bloody oranges cut in to half — Stock Photo
    Bloody oranges cut in to half
    Human skin anatomy — Stock Photo
    Human skin anatomy
    3d rendered illustration of little tick on skin surface. — Stock Photo
    3d rendered illustration of little tick on skin surface.
    Injured woman treated by paramedic at accident spot — Stock Photo
    Injured woman treated by paramedic at accident spot
    Human heart with coronary veins, digital illustration. — Stock Photo
    Human heart with coronary veins, digital illustration.
    Human heart with vessels, lungs, bronchial tree and cut rib cage in x-ray effect on black background. — Stock Photo
    Human heart with vessels, lungs, bronchial tree and cut rib cage in x-ray effect on black background.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Realistic human heart model on black background, computer illustration. — Stock Photo
    Realistic human heart model on black background, computer illustration.
    From above view of cut bloody hand in wooden drawer. — Stock Photo
    From above view of cut bloody hand in wooden drawer.
    Illustration of three bypasses in human heart. — Stock Photo
    Illustration of three bypasses in human heart.
    3d illustration of cancer cells attacked and killed by lymphocytes. — Stock Photo
    3d illustration of cancer cells attacked and killed by lymphocytes.
    Snowy owl perching on wood and eating in autumnal meadow. — Stock Photo
    Snowy owl perching on wood and eating in autumnal meadow.
    Cardiovascular system with emphasis on heart — Stock Photo
    Cardiovascular system with emphasis on heart
    Mast cell releasing histamine during allergic response, digital illustration. — Stock Photo
    Mast cell releasing histamine during allergic response, digital 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.
    Paramedics examining injured girl on street — Stock Photo
    Paramedics examining injured girl on street