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    Close-up of micropipette pipetting blood sample into petri dish. — Stock Photo
    Close-up of micropipette pipetting blood sample into petri dish.
    From above of crop female nurse in protective gloves with bag of blood in hand working with patient during procedure of blood donation in modern medical center — Stock Photo
    From above of crop female nurse in protective gloves with bag of blood in hand working with patient during procedure of blood donation in modern medical center
    Centrifuging blood samples, illustration. — Stock Photo
    Centrifuging blood samples, illustration.
    Red blood cells in a blood vessel — Stock Photo
    Red blood cells in a blood vessel
    Human blood cells, computer illustration — Stock Photo
    Human blood cells, computer illustration
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Human blood, computer illustration — Stock Photo
    Human blood, computer illustration
    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.
    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
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Basophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Basophil white blood cell and red blood cells, digital illustration.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Microcentrifuge sample tubes in styrofoam rack on blue background. — Stock Photo
    Microcentrifuge sample tubes in styrofoam rack on blue background.
    Blood samples in test tubes on white background. — Stock Photo
    Blood samples in test tubes on white background.
    Cells trapped in fibrin protein mesh — Stock Photo
    Cells trapped in fibrin protein mesh
    Neutrophil white blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cells, digital illustration.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    White blood cell — Stock Photo
    White blood cell
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Red blood cells — Stock Photo
    Red blood cells
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Researcher preparing samples of donated blood for analysis. — Stock Photo
    Researcher preparing samples of donated blood for analysis.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical lab.
    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
    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
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Red blood cells — Stock Photo
    Red blood cells
    Syringe with spilled blood on white background. — Stock Photo
    Syringe with spilled blood on white background.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Red blood cells aggregated — Stock Photo
    Red blood cells aggregated
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    Male doctor drawing female patient blood for PRP cosmetics treatment. — Stock Photo
    Male doctor drawing female patient blood for PRP cosmetics treatment.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Basophil white blood cell, digital illustration. — Stock Photo
    Basophil white blood cell, digital illustration.
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Side view of crop anonymous male doctor in respiratory mask using professional equipment with diagrams on display near microscope in lab — Stock Photo
    Side view of crop anonymous male doctor in respiratory mask using professional equipment with diagrams on display near microscope in lab
    Red blood cells — Stock Photo
    Red blood cells
    Healthy red and white blood cells — Stock Photo
    Healthy red and white blood cells
    Human red blood cells — Stock Photo
    Human red blood cells
    White blood cells — Stock Photo
    White blood cells
    Blood clot formed by red blood cells — Stock Photo
    Blood clot formed by red blood cells
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    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 and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Senior doctor drawing female patient blood for PRP cosmetics treatment. — Stock Photo
    Senior doctor drawing female patient blood for PRP cosmetics treatment.