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    Scientist viewing medical sample on glass slide under microscope in laboratory. — Stock Photo
    Scientist viewing medical sample on glass slide under microscope in laboratory.
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Narrowed artery causing atherosclerosis — Stock Photo
    Narrowed artery causing atherosclerosis
    Blood vessel with blood cells — Stock Photo
    Blood vessel with blood cells
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration. — Stock Photo
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration.
    Female donor with patch on hand sitting in medical chair after blood transfusion procedure — Stock Photo
    Female donor with patch on hand sitting in medical chair after blood transfusion procedure
    Red and white blood cells — Stock Photo
    Red and white blood cells
    Human blood, computer illustration — Stock Photo
    Human blood, computer illustration
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Illustration of abnormal red blood cells known as spur cells acanthocytes. — Stock Photo
    Illustration of abnormal red blood cells known as spur cells acanthocytes.
    Illustration of human blood cells flowing through blood vessel. — Stock Photo
    Illustration of human blood cells flowing through blood vessel.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Illustration of red blood cells affected by sickle cell anaemia with crescent-shaped cells. — Stock Photo
    Illustration of red blood cells affected by sickle cell anaemia with crescent-shaped cells.
    Researcher hand selecting labelled test tubes with blood samples. — Stock Photo
    Researcher hand selecting labelled test tubes with blood samples.
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    Pathophysiology of diabetic foot ulcers — Stock Photo
    Pathophysiology of diabetic foot ulcers
    Close-up view of researcher hand taking blood sample from rack of medical samples. — Stock Photo
    Close-up view of researcher hand taking blood sample from rack of medical samples.
    Illustration of human blood cells on black background. — Stock Photo
    Illustration of human blood cells on black background.
    Red blood cells — Stock Photo
    Red blood cells
    Erythrocytes or red blood cells — Stock Photo
    Erythrocytes or red blood cells
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Close-up of doctor drawing female patient blood for PRP cosmetics treatment. — Stock Photo
    Close-up of doctor drawing female patient blood for PRP cosmetics treatment.
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Scientist viewing medical sample on glass slide under microscope in laboratory. — Stock Photo
    Scientist viewing medical sample on glass slide under microscope in laboratory.
    Spilt blood sample on white background. — Stock Photo
    Spilt blood sample on white background.
    Red blood cells aggregated — Stock Photo
    Red blood cells aggregated
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration.
    Side view of anonymous male veterinarian in sterile uniform and mask covering animal patient with fabric before surgery in hospital — Stock Photo
    Side view of anonymous male veterinarian in sterile uniform and mask covering animal patient with fabric before surgery in hospital
    Close-up view of vacutainer with needle on tray. — Stock Photo
    Close-up view of vacutainer with needle on tray.
    Sickle cell anemia — Stock Photo
    Sickle cell anemia
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Scientists preparing multiwell plate with blood samples for testing and analysis. — Stock Photo
    Scientists preparing multiwell plate with blood samples for testing and analysis.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, 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.
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system. — Stock Photo
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Red blood cells in bloodstream — Stock Photo
    Red blood cells in bloodstream
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    Close-up of doctor drawing female patient blood for PRP cosmetics treatment. — Stock Photo
    Close-up of doctor drawing female patient blood for PRP cosmetics treatment.
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Neutrophil white blood cell in blood, digital artwork. — Stock Photo
    Neutrophil white blood cell in blood, digital artwork.
    Close-up of containers for blood group test. — Stock Photo
    Close-up of containers for blood group test.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    Red blood cells and platelets — Stock Photo
    Red blood cells and platelets
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    Hematology analyzer with graphs on monitor near microscope and desktop computer with images on screen in lab — Stock Photo
    Hematology analyzer with graphs on monitor near microscope and desktop computer with images on screen in lab
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration