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    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, 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.
    Malaria infection infecting red blood cells, digital illustration. — Stock Photo
    Malaria infection infecting red blood cells, digital illustration.
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center — Stock Photo
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center
    Doctor checking senior man blood pressure in examination room — Stock Photo
    Doctor checking senior man blood pressure in examination room
    Cardiovascular system of an adult — Stock Photo
    Cardiovascular system of an adult
    Male abdominal organs, midsection, digital illustration. — Stock Photo
    Male abdominal organs, midsection, digital illustration.
    Cropped view of doctor holding vial of blood for testing. — Stock Photo
    Cropped view of doctor holding vial of blood for testing.
    Blood pressure gauge. close-up. — Stock Photo
    Blood pressure gauge. close-up.
    Female body with visible heart and vascular system, digital illustration — Stock Photo
    Female body with visible heart and vascular system, digital illustration
    Alveolar tissue macrophage, digital illustration. — Stock Photo
    Alveolar tissue macrophage, 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 heart in male body silhouette. — Stock Photo
    Illustration of heart in male body silhouette.
    Illustration of bypass in human heart. — Stock Photo
    Illustration of bypass in human heart.
    Pile of filled medical tesing tubes — Stock Photo
    Pile of filled medical tesing tubes
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Computer generated image of capsules modeled on sample of fluoxetine — Stock Photo
    Computer generated image of capsules modeled on sample of fluoxetine
    White blood cell, digital illustration. — Stock Photo
    White blood cell, digital illustration.
    Human heart model on blue background, computer illustration. — Stock Photo
    Human heart model on blue background, computer illustration.
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration
    Donor blood in blood bags, close-up. — Stock Photo
    Donor blood in blood bags, close-up.
    Coloured coronary angiogram (X-ray) of a 59 year old patient with severe stenosis (narrowing) in the left anterior interventricular coronary artery (running down left) and the left circumflex artery (centre). — Stock Photo
    Coloured coronary angiogram (X-ray) of a 59 year old patient with severe stenosis (narrowing) in the left anterior interventricular coronary artery (running down left) and the left circumflex artery (centre).
    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.
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Apple and onion Galette — Stock Photo
    Apple and onion Galette
    Lymphocyte white blood cell — Stock Photo
    Lymphocyte white blood cell
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Biologist with protective gloves performing a coronavirus test on a person in a car — Stock Photo
    Biologist with protective gloves performing a coronavirus test on a person in a car
    Illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Illustration of cancer cell being attacked by white blood cells.
    Medical illustration of female circulatory system — Stock Photo
    Medical illustration of female circulatory system
    Laboratory technician scanning bar code of test tube rack in blood bank — Stock Photo
    Laboratory technician scanning bar code of test tube rack in blood bank
    Normal and healthy abdomen anatomy — Stock Photo
    Normal and healthy abdomen anatomy
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Red sea water of Hormuz Island — Stock Photo
    Red sea water of Hormuz Island
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Human body model showing male anatomy and blood vessels, digital illustration. — Stock Photo
    Human body model showing male anatomy and blood vessels, digital illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    High angle of cheerful adult woman embracing newborn child covered with blood after giving birth in delivery room of contemporary hospital — Stock Photo
    High angle of cheerful adult woman embracing newborn child covered with blood after giving birth in delivery room of contemporary hospital
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Ewe licking clean her newborn lamb — Stock Photo
    Ewe licking clean her newborn lamb
    Normal cardiovascular system — Stock Photo
    Normal cardiovascular system
    Red and white blood cells aggregating — Stock Photo
    Red and white blood cells aggregating
    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
    T-cells (turquoise) surrounding a tumour (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) surrounding a tumour (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
    Doctor practicing chest compression on infant training dummy. — Stock Photo
    Doctor practicing chest compression on infant training dummy.
    Female abdominal organs, computer illustration. — Stock Photo
    Female abdominal organs, computer illustration.
    Male and female surgeons performing operation in operation theater of hospital — Stock Photo
    Male and female surgeons performing operation in operation theater of hospital
    Cropped view of scientist hands holding samples for biological research. — Stock Photo
    Cropped view of scientist hands holding samples for biological research.
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration.
    Laboratory technician using refrigerated centrifuge machine in blood bank — Stock Photo
    Laboratory technician using refrigerated centrifuge machine in blood bank
    Red blood cells and leukocytes in cross-section of blood vessel, digital illustration. — Stock Photo
    Red blood cells and leukocytes in cross-section of blood vessel, digital illustration.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Visual rendering of Sleeping sickness — Stock Photo
    Visual rendering of Sleeping sickness
    Side view of young woman in protective mask sitting in medical armchair during blood transfusion procedure in contemporary hospital — Stock Photo
    Side view of young woman in protective mask sitting in medical armchair during blood transfusion procedure in contemporary hospital
    Female anatomy showing heart in transparent body silhouette, computer illustration. — Stock Photo
    Female anatomy showing heart in transparent body silhouette, computer illustration.
    Aerial view. Red waters of the Rio Tinto, coloured by dissolved minerals, primarily iron. Andalusia, Spain — Stock Photo
    Aerial view. Red waters of the Rio Tinto, coloured by dissolved minerals, primarily iron. Andalusia, Spain
    3d rendering of a virus — Stock Photo
    3d rendering of a virus
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Male anatomy showing vascular system, computer illustration. — Stock Photo
    Male anatomy showing vascular system, computer illustration.