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    Illustration of pink stem cells on white background. — Stock Photo
    Illustration of pink stem cells on white background.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Round red cells on plain background, digital illustration. — Stock Photo
    Round red cells on plain background, digital illustration.
    Adenocarcinoma of the endometrium — Stock Photo
    Adenocarcinoma of the endometrium
    Red blood cells, digital illustration. — Stock Photo
    Red blood cells, digital illustration.
    B-lymphocyte white blood cells — Stock Photo
    B-lymphocyte white blood cells
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    Human smooth muscle, light micrograph. — Stock Photo
    Human smooth muscle, light micrograph.
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Rod-shaped Anthrax bacteria — Stock Photo
    Rod-shaped Anthrax bacteria
    External mineralised structures of coccolithophores — Stock Photo
    External mineralised structures of coccolithophores
    Thyroid gland cancer with closeup view of cancer cells, computer illustration. — Stock Photo
    Thyroid gland cancer with closeup view of cancer cells, computer illustration.
    3d illustration of white blood cells leukocytes secreting antibodies to destroy allergen in human body. — Stock Photo
    3d illustration of white blood cells leukocytes secreting antibodies to destroy allergen in human body.
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Digital artwork of red cancer cell on tissue surface. — Stock Photo
    Digital artwork of red cancer cell on tissue surface.
    3d rendered illustration of purple nerve cell. — Stock Photo
    3d rendered illustration of purple nerve cell.
    Cancer cells forming a tumor, illustration. — Stock Photo
    Cancer cells forming a tumor, illustration.
    Closeup of Microbe, conceptual illustration — Stock Photo
    Closeup of Microbe, conceptual illustration
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Periwinkle pollen grain — Stock Photo
    Periwinkle pollen grain
    Lymphocyte white blood cells — Stock Photo
    Lymphocyte white blood cells
    Abstract green colored cancer cells on tissue, digital illustration. — Stock Photo
    Abstract green colored cancer cells on tissue, digital illustration.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Chromosomes during cell division — Stock Photo
    Chromosomes during cell division
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Astrocyte glial nerve cell, digital illustration. — Stock Photo
    Astrocyte glial nerve cell, digital illustration.
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Technicians preparing and checking samples in manufacturing bioengineering laboratory. — Stock Photo
    Technicians preparing and checking samples in manufacturing bioengineering laboratory.
    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.
    Platelets in human blood, computer illustration. — Stock Photo
    Platelets in human blood, computer illustration.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Nerve cell, computer illustration — Stock Photo
    Nerve cell, computer illustration
    Macrophage foam cells containing lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells containing lipid droplets, digital illustration.
    Enteroviruses and neuron — Stock Photo
    Enteroviruses and neuron
    Antibodies attacking neurons. Conceptual computer illustration of autoimmune neurologic diseases — Stock Photo
    Antibodies attacking neurons. Conceptual computer illustration of autoimmune neurologic diseases
    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.
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Measles virus particle, computer illustration. — Stock Photo
    Measles virus particle, computer illustration.
    Enterovirus with attached integrin molecules — Stock Photo
    Enterovirus with attached integrin molecules
    Microvilli from the small intestine — Stock Photo
    Microvilli from the small intestine
    Abstract yellow colored cancer cell on black background, digital illustration. — Stock Photo
    Abstract yellow colored cancer cell on black background, digital illustration.
    Digital illustration of nerve neuron cell. — Stock Photo
    Digital illustration of nerve neuron cell.
    Nerve cell structure in cross section on black background, digital illustration. — Stock Photo
    Nerve cell structure in cross section on black background, digital illustration.
    Digital illustration of red cancer cells, full frame. — Stock Photo
    Digital illustration of red cancer cells, full frame.
    Macrophage foam cells with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells with lipid droplets, digital illustration.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Neutrophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cell and red blood cells, digital illustration.
    Basophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Basophil white blood cell and red blood cells, digital illustration.
    Animal cell during cytokinesis (cell division), illustration. — Stock Photo
    Animal cell during cytokinesis (cell division), illustration.
    Structure of cellular organelles — Stock Photo
    Structure of cellular organelles
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    3d illustration of in vitro fertilization of egg cell. — Stock Photo
    3d illustration of in vitro fertilization of egg cell.