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    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death. — Stock Photo
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death.
    Human oesophagus wall — Stock Photo
    Human oesophagus wall
    Fatcells structure and anatomy — Stock Photo
    Fatcells structure and anatomy
    Light micrograph (LM) of a section through the fingertip. — Stock Photo
    Light micrograph (LM) of a section through the fingertip.
    Bile duct cellular sctructure — Stock Photo
    Bile duct cellular sctructure
    Researchers handling stem cell cultures in laboratory while drug research. — Stock Photo
    Researchers handling stem cell cultures in laboratory while drug research.
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    White blood cell — Stock Photo
    White blood cell
    Animal cells with mitochondria, digital illustration. — Stock Photo
    Animal cells with mitochondria, digital illustration.
    Monocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Monocyte white blood cell in blood smear, digital illustration.
    Active platelets in human blood with erythrocytes and leukocytes, computer illustration. — Stock Photo
    Active platelets in human blood with erythrocytes and leukocytes, computer illustration.
    Carcinoma cell, coloured transmission electron micrograph (TEM). — Stock Photo
    Carcinoma cell, coloured transmission electron micrograph (TEM).
    Ovarian cancer cells, coloured scanning electron micrograph. — Stock Photo
    Ovarian cancer cells, coloured scanning electron micrograph.
    Destruction of cancer cell — Stock Photo
    Destruction of cancer cell
    3d illustration of a mitochondrion within a cell. Mitochondria are organelles found in the cytoplasm of eukaryotic cells. They oxidase sugars and fats to produce energy — Stock Photo
    3d illustration of a mitochondrion within a cell. Mitochondria are organelles found in the cytoplasm of eukaryotic cells. They oxidase sugars and fats to produce energy
    3d illustration of a Golgi apparatus, or body, within a eukaryotic cell. Golgi are membrane-bound organelles that modify and package proteins. — Stock Photo
    3d illustration of a Golgi apparatus, or body, within a eukaryotic cell. Golgi are membrane-bound organelles that modify and package proteins.
    Normal human red blood cell — Stock Photo
    Normal human red blood cell
    Active platelets in human blood with erythrocytes and leukocytes, computer illustration. — Stock Photo
    Active platelets in human blood with erythrocytes and leukocytes, computer illustration.
    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.
    Plant leaf structure, illustration. Cross-section of a typical plant leaf. In most plants, leaves are the major site of photosynthesis — Stock Photo
    Plant leaf structure, illustration. Cross-section of a typical plant leaf. In most plants, leaves are the major site of photosynthesis
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Medical illustration of human cell structure on white background. — Stock Photo
    Medical illustration of human cell structure on white background.
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Osteoclast cell structure — Stock Photo
    Osteoclast cell structure
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Blue cells on black background, digital illustration. — Stock Photo
    Blue cells on black background, digital illustration.
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Animal Cells in culture — Stock Photo
    Animal Cells in culture
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Coloured scanning electron micrograph of human red blood cells, white blood cells and platelets. — Stock Photo
    Coloured scanning electron micrograph of human red blood cells, white blood cells and platelets.
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Visual rendering of Human cells — Stock Photo
    Visual rendering of Human cells
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Visual rendering of Human cells — Stock Photo
    Visual rendering of Human cells
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Nerve cells and nerve network — Stock Photo
    Nerve cells and nerve network
    Osteoclast cell structure — Stock Photo
    Osteoclast cell structure
    Destruction of cancer cell — Stock Photo
    Destruction of cancer cell
    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.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Conceptual image of a neuron on black background — Stock Photo
    Conceptual image of a neuron on black background
    Red blood cells in the bloodstream — Stock Photo
    Red blood cells in the bloodstream
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Digital illustration of structure of bilayer with phospholipids plasma membrane enclosing cells. — Stock Photo
    Digital illustration of structure of bilayer with phospholipids plasma membrane enclosing cells.
    Ovarian cancer cells, coloured scanning electron micrograph. — Stock Photo
    Ovarian cancer cells, coloured scanning electron micrograph.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Red blood cells — Stock Photo
    Red blood cells
    Chromatin, illustration. Chromatin is condensed form of DNA (deoxyribonucleic acid) and proteins found in cell nucleus — Stock Photo
    Chromatin, illustration. Chromatin is condensed form of DNA (deoxyribonucleic acid) and proteins found in cell nucleus
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death. — Stock Photo
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Animal Cells in culture — Stock Photo
    Animal Cells in culture
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Cell membrane structure, digital illustration. — Stock Photo
    Cell membrane structure, digital illustration.