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    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Egg and sperm fertilization process — Stock Photo
    Egg and sperm fertilization process
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Coloured scanning electron micrograph of cancer cells from colon. — Stock Photo
    Coloured scanning electron micrograph of cancer cells from colon.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Normal human arteries, — Stock Photo
    Normal human arteries,
    Red blood cells — Stock Photo
    Red blood cells
    3d illustration of transparent sperm cells swimming towards egg cell. — Stock Photo
    3d illustration of transparent sperm cells swimming towards egg cell.
    Cancer cells with blood vessel formation — Stock Photo
    Cancer cells with blood vessel formation
    Microvilli of gallbladder surface — Stock Photo
    Microvilli of gallbladder surface
    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Red colored cancer cell, digital illustration. — Stock Photo
    Red colored cancer cell, digital illustration.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Illustration of leucocyte cell surrounded by antibodies on white background. — Stock Photo
    Illustration of leucocyte cell surrounded by antibodies on white background.
    Sphere shaped cancer cells, digital illustration. — Stock Photo
    Sphere shaped cancer cells, digital illustration.
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice — Stock Photo
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice
    Heart capillary with red blood cell between muscle fibres, colored scanning electron micrograph. — Stock Photo
    Heart capillary with red blood cell between muscle fibres, colored scanning electron micrograph.
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Destruction of a cancer cell by antibodies — Stock Photo
    Destruction of a cancer cell by antibodies
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue).
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Structure of cellular organelles — Stock Photo
    Structure of cellular organelles
    T-cell attached to cancer cell — Stock Photo
    T-cell attached to cancer cell
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Lymphocytes attacking a cancer cell — Stock Photo
    Lymphocytes attacking a cancer cell
    Synthetic biology with artificial cell, abstract digital conceptual illustration. — Stock Photo
    Synthetic biology with artificial cell, abstract digital conceptual illustration.
    Cancer cell with filaments — Stock Photo
    Cancer cell with filaments
    Purkinje cell of brain cerebellum, digital illustration. — Stock Photo
    Purkinje cell of brain cerebellum, digital illustration.
    Lysosome fusing with autophagosome — Stock Photo
    Lysosome fusing with autophagosome
    Virus particles or virions — Stock Photo
    Virus particles or virions
    Tiger lily pollen — Stock Photo
    Tiger lily pollen
    Petri dishes with colorful liquids for microbiology research. — Stock Photo
    Petri dishes with colorful liquids for microbiology research.
    Oesophageal cancer, composite digital illustration with human body and cancer cell. — Stock Photo
    Oesophageal cancer, composite digital illustration with human body and cancer cell.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium. — Stock Photo
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium.
    Magnified digital illustration of monocyte cell. — Stock Photo
    Magnified digital illustration of monocyte cell.
    Nerve cell on black background, digital illustration. — Stock Photo
    Nerve cell on black background, digital illustration.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    3d illustration of a transparent and colourful protozoan. — Stock Photo
    3d illustration of a transparent and colourful protozoan.
    Blue colored nerve cell on white background, digital illustration. — Stock Photo
    Blue colored nerve cell on white background, digital illustration.
    Close-up 3d illustration of blue cells pattern with red nuclei. — Stock Photo
    Close-up 3d illustration of blue cells pattern with red nuclei.
    Neutrophil white blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cells, digital illustration.
    Cultured cancer cells — Stock Photo
    Cultured cancer cells
    Migrating breast cancer cell, digital 3d illustration. — Stock Photo
    Migrating breast cancer cell, digital 3d illustration.
    Nerve cells network — Stock Photo
    Nerve cells network
    Pathological phosphorylation of red-orange Tau proteins by blue-purple kinases affecting nerve cells in Alzheimers disease, illustration. — Stock Photo
    Pathological phosphorylation of red-orange Tau proteins by blue-purple kinases affecting nerve cells in Alzheimers disease, illustration.
    Cancer cell morphology — Stock Photo
    Cancer cell morphology
    Soap bubbles and acrylic paint in oil — Stock Photo
    Soap bubbles and acrylic paint in oil
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Possible global pandemic. Vaccine study for the Coronavirus virus. — Stock Photo
    Possible global pandemic. Vaccine study for the Coronavirus virus.
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.
    Unicellular fungus Candida auris — Stock Photo
    Unicellular fungus Candida auris
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    Cell culture plate on white background. — Stock Photo
    Cell culture plate on white background.
    3d illustration of cross-section of hepatitis pathogen with DNA, cell nucleus and receptors. — Stock Photo
    3d illustration of cross-section of hepatitis pathogen with DNA, cell nucleus and receptors.
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization. — Stock Photo
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization.