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    Colored scanning electron micrograph of protective dendritic cell of immune system. — Stock Photo
    Colored scanning electron micrograph of protective dendritic cell of immune system.
    Thyroid gland cancer with closeup view of cancer cells, computer illustration. — Stock Photo
    Thyroid gland cancer with closeup view of cancer cells, computer illustration.
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Petri dish and cell sampling brush. — Stock Photo
    Petri dish and cell sampling brush.
    Basophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Basophil white blood cell and red blood cells, digital illustration.
    3d illustration of egg cell frozen into ice cube. — Stock Photo
    3d illustration of egg cell frozen into ice cube.
    Digital illustration of nerve neuron cell. — Stock Photo
    Digital illustration of nerve neuron cell.
    Cancer cell morphology — Stock Photo
    Cancer cell morphology
    Illustration of abstract conceptual cancer monster. — Stock Photo
    Illustration of abstract conceptual cancer monster.
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Microvilli from the small intestine — Stock Photo
    Microvilli from the small intestine
    Female scientist in clean suit researching coronavirus vaccine — Stock Photo
    Female scientist in clean suit researching coronavirus vaccine
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Nerve cell, computer illustration — Stock Photo
    Nerve cell, computer illustration
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Abstract yellow colored cancer cell on black background, digital illustration. — Stock Photo
    Abstract yellow colored cancer cell on black background, digital illustration.
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    HIV viruses infecting T-lymphocyte cell — Stock Photo
    HIV viruses infecting T-lymphocyte cell
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Digitally generated illustration of influenza virus approaching receptor on plasma membrane of cell. — Stock Photo
    Digitally generated illustration of influenza virus approaching receptor on plasma membrane of cell.
    Conceptual digital illustration of medical nanorobot attacking cancerous cell. — Stock Photo
    Conceptual digital illustration of medical nanorobot attacking cancerous cell.
    Wilms tumour of the kidney — Stock Photo
    Wilms tumour of the kidney
    Antibiotic resistant Pseudomonas aeruginosa bacterium, digital 3d illustration. — Stock Photo
    Antibiotic resistant Pseudomonas aeruginosa bacterium, digital 3d illustration.
    Abstract blue colored cancer cell on white background, digital illustration. — Stock Photo
    Abstract blue colored cancer cell on white background, digital illustration.
    Thyroid gland cancer with closeup view of cancer cells, computer illustration. — Stock Photo
    Thyroid gland cancer with closeup view of cancer cells, computer illustration.
    Illustration of 4 cell stage egg on blue background. — Stock Photo
    Illustration of 4 cell stage egg on blue background.
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Digital 3d colored illustration of cancer cell in process of mitosis. — Stock Photo
    Digital 3d colored illustration of cancer cell in process of mitosis.
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    African trypanosomiasis parasitic infection in the red blood cells — Stock Photo
    African trypanosomiasis parasitic infection in the red blood cells
    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.
    Neural network and axons — Stock Photo
    Neural network and axons
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Adenocarcinoma of the endometrium — Stock Photo
    Adenocarcinoma of the endometrium
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    Hair follicles of human skin — Stock Photo
    Hair follicles of human skin
    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.
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    Closeup of Microbe, conceptual illustration — Stock Photo
    Closeup of Microbe, conceptual illustration
    3d illustration of transparent cells with nuclei on yellow background. — Stock Photo
    3d illustration of transparent cells with nuclei on yellow background.
    3d illustration of blood plasma and components of blood flowing from artery. — Stock Photo
    3d illustration of blood plasma and components of blood flowing from artery.
    Cells attacked by virus — Stock Photo
    Cells attacked by virus
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    HIV human immunodeficiency virus in bloodstream, digital illustration — Stock Photo
    HIV human immunodeficiency virus in bloodstream, digital illustration
    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.
    Researcher placing petri dish with cell culture under microscope. — Stock Photo
    Researcher placing petri dish with cell culture under microscope.
    Digital 3d colored illustration of cancer cell in process of mitosis. — Stock Photo
    Digital 3d colored illustration of cancer cell in process of mitosis.
    Scientist holding multi-well plate with growth medium. — Stock Photo
    Scientist holding multi-well plate with growth medium.
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Ascaris Roundworm ovaries — Stock Photo
    Ascaris Roundworm ovaries
    Female reproductive system and Gardnerella vaginalis bacteria attached to vaginal epithelial cells causing bacterial vaginosis, digital illustration. — Stock Photo
    Female reproductive system and Gardnerella vaginalis bacteria attached to vaginal epithelial cells causing bacterial vaginosis, digital illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Conceptual digital illustration of medical nanorobot attacking cancerous cell. — Stock Photo
    Conceptual digital illustration of medical nanorobot attacking cancerous cell.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Computer illustration of white adipose (fat) cells, lying in a matrix of collagen. Adipose tissue stores energy and helps insulate our bodies as well as cushioning the organs. — Stock Photo
    Computer illustration of white adipose (fat) cells, lying in a matrix of collagen. Adipose tissue stores energy and helps insulate our bodies as well as cushioning the organs.
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Red blood cells in the bloodstream — Stock Photo
    Red blood cells in the bloodstream
    Lung tissue, coloured transmission electron micrograph (TEM). — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM).