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    Illustration of human blood cells in blood stream. — Stock Photo
    Illustration of human blood cells in blood stream.
    Trypanosoma brucei protozoan — Stock Photo
    Trypanosoma brucei protozoan
    Female abdominal anatomy and internal organs, computer illustration. — Stock Photo
    Female abdominal anatomy and internal organs, computer illustration.
    Digital illustration of transparent elderly man body with visible orange-colored heart. — Stock Photo
    Digital illustration of transparent elderly man body with visible orange-colored heart.
    White blood cell — Stock Photo
    White blood cell
    Wedge of blood orange on knife — Stock Photo
    Wedge of blood orange on knife
    Human veins anatomy — Stock Photo
    Human veins anatomy
    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
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets. — Stock Photo
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets.
    Blood orange salad — Stock Photo
    Blood orange salad
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Nanorobot on red blood cell — Stock Photo
    Nanorobot on red blood cell
    Molecules of insulin circulating in the blood stream — Stock Photo
    Molecules of insulin circulating in the blood stream
    Fresh blood oranges and drinking glasses — Stock Photo
    Fresh blood oranges and drinking glasses
    Close-up of external filter for treatment of patient with kidney failure. — Stock Photo
    Close-up of external filter for treatment of patient with kidney failure.
    Coloured angiogram (blood vessel X-ray) of arteries in the pelvic region. — Stock Photo
    Coloured angiogram (blood vessel X-ray) of arteries in the pelvic region.
    Close-up of physiotherapist checking blood pressure of senior woman — Stock Photo
    Close-up of physiotherapist checking blood pressure of senior woman
    Cells attacked by virus — Stock Photo
    Cells attacked by virus
    Colored illustration of mosquito pest on skin. — Stock Photo
    Colored illustration of mosquito pest on skin.
    Professional medical equipment — Stock Photo
    Professional medical equipment
    Human blood, computer illustration — Stock Photo
    Human blood, computer illustration
    Coronary blood vessels of the heart — Stock Photo
    Coronary blood vessels of the heart
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    E. coli bacteria in blood stream — Stock Photo
    E. coli bacteria in blood stream
    Male body with visible vascular system, computer illustration. — Stock Photo
    Male body with visible vascular system, computer illustration.
    Female body with visible heart, computer illustration. — Stock Photo
    Female body with visible heart, computer illustration.
    Calcitonin peptide bound to receptor, illustration. — Stock Photo
    Calcitonin peptide bound to receptor, illustration.
    Illustration of two bypasses in human heart. — Stock Photo
    Illustration of two bypasses in human heart.
    Top view of different types of sliced exotic fruits with whole oranges and leaves — Stock Photo
    Top view of different types of sliced exotic fruits with whole oranges and leaves
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Agama wild lizard standing — Stock Photo
    Agama wild lizard standing
    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.
    Vascular system of human head, computer illustration. — Stock Photo
    Vascular system of human head, computer illustration.
    Human blood cells — Stock Photo
    Human blood cells
    Illustration of human blood cells on black background. — Stock Photo
    Illustration of human blood cells on black background.
    Parasitic adult Ticks — Stock Photo
    Parasitic adult Ticks
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Nurse tigthing a blood pressure meters to a patient female — Stock Photo
    Nurse tigthing a blood pressure meters to a patient female
    Arteries in transparent dog body, cropped, anatomical computer illustration. — Stock Photo
    Arteries in transparent dog body, cropped, anatomical computer illustration.
    Illustration of transparent blue silhouette of male body with colored heart. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Female anatomy showing heart in transparent body silhouette, computer illustration. — Stock Photo
    Female anatomy showing heart in transparent body silhouette, computer illustration.
    Coloured scanning electron micrograph (SEM) of a section through healthy skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through healthy skin.
    Fresh fruits: blood oranges, mango, persimmons, kiwis and iced berries — Stock Photo
    Fresh fruits: blood oranges, mango, persimmons, kiwis and iced berries
    3d rendered illustration of blue silhouette of man with chest pain. — Stock Photo
    3d rendered illustration of blue silhouette of man with chest pain.
    Human heart anatomy — Stock Photo
    Human heart anatomy
    Portrait of injured girl on street — Stock Photo
    Portrait of injured girl on street
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Venule. Coloured transmission electron micrograph (TEM). Venules are small veins that transport deoxygenated blood from the capillary beds to the veins. Endothelial cells line the entire circulatory system — Stock Photo
    Venule. Coloured transmission electron micrograph (TEM). Venules are small veins that transport deoxygenated blood from the capillary beds to the veins. Endothelial cells line the entire circulatory system
    Human immunodeficiency virus structure — Stock Photo
    Human immunodeficiency virus structure
    Cambodia, meat market, Combodjan market, meat hanging from hooks from ceiling, still bleeding — Stock Photo
    Cambodia, meat market, Combodjan market, meat hanging from hooks from ceiling, still bleeding
    Realistic body model showing female anatomy on white background, computer illustration. — Stock Photo
    Realistic body model showing female anatomy on white background, computer illustration.
    White mask with reusable KN95 protection index for virus protection on light blue background — Stock Photo
    White mask with reusable KN95 protection index for virus protection on light blue background
    Forensic scientist taking swab from blood-stained shirt as forensic evidence. — Stock Photo
    Forensic scientist taking swab from blood-stained shirt as forensic evidence.
    Female heart and vascular system, digital illustration. — Stock Photo
    Female heart and vascular system, digital illustration.
    Realistic human heart and blood vessels on black background, digital illustration. — Stock Photo
    Realistic human heart and blood vessels on black background, digital illustration.