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    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Illustration of abnormal red blood cells known as spur cells acanthocytes. — Stock Photo
    Illustration of abnormal red blood cells known as spur cells acanthocytes.
    Close-up of scientist hand holding Petri dish in pathology laboratory. — Stock Photo
    Close-up of scientist hand holding Petri dish in pathology laboratory.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration. — Stock Photo
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration.
    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.
    Prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cells, coloured scanning electron micrograph.
    Human digestive system with Shigellosis infection and close-up of Shigella bacteria. — Stock Photo
    Human digestive system with Shigellosis infection and close-up of Shigella bacteria.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Illustration of illuminated green cancer cell on black background. — Stock Photo
    Illustration of illuminated green cancer cell on black background.
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept. — Stock Photo
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept.
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Human papillomavirus particles in the bloodstream — Stock Photo
    Human papillomavirus particles in the bloodstream
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Digital illustration of diseased fatty human heart and cross-section close-up of atherosclerotic plaque histological structure, necrotic centre, foam cells and T-lymphocytes. — Stock Photo
    Digital illustration of diseased fatty human heart and cross-section close-up of atherosclerotic plaque histological structure, necrotic centre, foam cells and T-lymphocytes.
    Digital illustration of trypanosome protozoan parasites in blood causing sleeping sickness transmitted by blood. — Stock Photo
    Digital illustration of trypanosome protozoan parasites in blood causing sleeping sickness transmitted by blood.
    Illustration of Streptococcus pneumoniae bacteria inside alveoli of lungs causing pneumonia. — Stock Photo
    Illustration of Streptococcus pneumoniae bacteria inside alveoli of lungs causing pneumonia.
    Digital illustration of virus particles on plain background. — Stock Photo
    Digital illustration of virus particles on plain background.
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Illustration of yellow abscesses on kidney and close-up of Enterococcus bacteria. — Stock Photo
    Illustration of yellow abscesses on kidney and close-up of Enterococcus bacteria.
    Cancer cell morphology — Stock Photo
    Cancer cell morphology
    Close-up of doctor holding prepared influenza nasal vaccine. — Stock Photo
    Close-up of doctor holding prepared influenza nasal vaccine.
    Colored digital illustration of Blastomyces dermatitidis fungus causing fungal infection. — Stock Photo
    Colored digital illustration of Blastomyces dermatitidis fungus causing fungal infection.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Mother putting on a respirator for her child to avoid possible infection — Stock Photo
    Mother putting on a respirator for her child to avoid possible infection
    Conceptual illustration of piece of cake and magnification of bacteria of food-borne infection on white background. — Stock Photo
    Conceptual illustration of piece of cake and magnification of bacteria of food-borne infection on white background.
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph.
    Digital illustration of red virus particles on plain background. — Stock Photo
    Digital illustration of red virus particles on plain background.
    Visual rendering of arthritic shoulder — Stock Photo
    Visual rendering of arthritic shoulder
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Multi-colored rod-shaped soil bacteria, conceptual illustration. — Stock Photo
    Multi-colored rod-shaped soil bacteria, conceptual illustration.
    Cancer cell and T cells — Stock Photo
    Cancer cell and T cells
    Illustration of yellow abscesses on kidney and close-up of Escherichia bacteria. — Stock Photo
    Illustration of yellow abscesses on kidney and close-up of Escherichia bacteria.
    Digital illustration of Enterobacteriaceae Gram-negative rod-shaped bacteria. — Stock Photo
    Digital illustration of Enterobacteriaceae Gram-negative rod-shaped bacteria.
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Polio virus particles in the bloodstream — Stock Photo
    Polio virus particles in the bloodstream
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Human blood cells — Stock Photo
    Human blood cells
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    A man in a EPI virus suit and a gas mask on his face with the city in the background — Stock Photo
    A man in a EPI virus suit and a gas mask on his face with the city in the background
    Breast tissue showing adenocarcinoma — Stock Photo
    Breast tissue showing adenocarcinoma
    Piece of cake and microscopic image of Salmonella bacteria, conceptual illustration. — Stock Photo
    Piece of cake and microscopic image of Salmonella bacteria, conceptual illustration.
    Lung cancer, digital illustration and light micrograph of cancerous tissue. — Stock Photo
    Lung cancer, digital illustration and light micrograph of cancerous tissue.
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Illustration of illuminated red cancer cell on black background. — Stock Photo
    Illustration of illuminated red cancer cell on black background.
    Illustration of illuminated red human cancer cells. — Stock Photo
    Illustration of illuminated red human cancer cells.
    Prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cells, coloured scanning electron micrograph.
    Beautiful schnauzer puppy with virus filter mask — Stock Photo
    Beautiful schnauzer puppy with virus filter mask
    Digital illustration of trypanosome parasites in blood which causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasites in blood which causing Chagas disease.