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16258529 results

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    Human tooth decay — Stock Photo
    Human tooth decay
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Digital illustration of blue rod-shaped bacteria on white background. — Stock Photo
    Digital illustration of blue rod-shaped bacteria on white background.
    X-ray of dislocated shoulder — Stock Photo
    X-ray of dislocated shoulder
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Pain localized in knee joint — Stock Photo
    Pain localized in knee joint
    Adult parasitic tick — Stock Photo
    Adult parasitic tick
    Giardia lamblia protozoan parasites, digital illustration — Stock Photo
    Giardia lamblia protozoan parasites, digital illustration
    Fertilization of human egg — Stock Photo
    Fertilization of human egg
    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.
    Earth seen from space — Stock Photo
    Earth seen from space
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Male mosquito head — Stock Photo
    Male mosquito head
    Severe osteoarthritis of ankle — Stock Photo
    Severe osteoarthritis of ankle
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Human brain anatomy showing cortex — Stock Photo
    Human brain anatomy showing cortex
    Internal organs and pelvic girdle — Stock Photo
    Internal organs and pelvic girdle
    Female Mosquito on human skin — Stock Photo
    Female Mosquito on human skin
    Five butterflies on a plant stem — Stock Photo
    Five butterflies on a plant stem
    Large intestine showing diverticulitis — Stock Photo
    Large intestine showing diverticulitis
    Endobronchial valves fitted to treat tuberculosis — Stock Photo
    Endobronchial valves fitted to treat tuberculosis
    Bacterial infection and reproducing bacteria — Stock Photo
    Bacterial infection and reproducing bacteria
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria. — Stock Photo
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria.
    Digital illustration of saprophyte green mould conidiophore producing conidia. — Stock Photo
    Digital illustration of saprophyte green mould conidiophore producing conidia.
    Flatworm Schistosome fluke — Stock Photo
    Flatworm Schistosome fluke
    Illustration of a vast dust storm on Mars. Mars is the fourth planet in our Solar System, and the subject of more space missions than any other world — Stock Photo
    Illustration of a vast dust storm on Mars. Mars is the fourth planet in our Solar System, and the subject of more space missions than any other world
    Blue PETase enzymes breaking polyethylene terephthalate to monomeric molecules. — Stock Photo
    Blue PETase enzymes breaking polyethylene terephthalate to monomeric molecules.
    Nerve cells network — Stock Photo
    Nerve cells network
    Human thyroid gland — Stock Photo
    Human thyroid gland
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.
    Ectopic IUD contraceptive — Stock Photo
    Ectopic IUD contraceptive
    View of Fetus at 5 weeks — Stock Photo
    View of Fetus at 5 weeks
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration. — Stock Photo
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration.
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration. — Stock Photo
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration.
    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.
    Asparagus beetle head — Stock Photo
    Asparagus beetle head
    Healthy bone structure — Stock Photo
    Healthy bone structure
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    View of fetus at 12 weeks — Stock Photo
    View of fetus at 12 weeks
    Microscopic Dust mites on floor — Stock Photo
    Microscopic Dust mites on floor
    Human esophagus and stomach, illustration. — Stock Photo
    Human esophagus and stomach, illustration.
    View of Fetus at 7 weeks — Stock Photo
    View of Fetus at 7 weeks
    Human brain cross-section — Stock Photo
    Human brain cross-section
    Entamoeba histolytica engulfing red blood cells — Stock Photo
    Entamoeba histolytica engulfing red blood cells
    Focus of inflammation localized in shoulder joint — Stock Photo
    Focus of inflammation localized in shoulder joint
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Human teeth being cleaned — Stock Photo
    Human teeth being cleaned
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Digital 3d illustration of growing mildew fungi. — Stock Photo
    Digital 3d illustration of growing mildew fungi.
    3d illustration of cancer cells attacked and killed by lymphocytes. — Stock Photo
    3d illustration of cancer cells attacked and killed by lymphocytes.
    Digital illustration of virus particles on plain background. — Stock Photo
    Digital illustration of virus particles on plain background.
    Lactobacillus bulgaricus bacteria — Stock Photo
    Lactobacillus bulgaricus bacteria
    Illustration of illuminated cancer cell on black background. — Stock Photo
    Illustration of illuminated cancer cell on black background.
    Human brain anatomy showing cortex — Stock Photo
    Human brain anatomy showing cortex
    3d illustration of cross-section of human eye with explanations and inscription. — Stock Photo
    3d illustration of cross-section of human eye with explanations and inscription.
    Toxoplasma gondii in blood, digital illustration. — Stock Photo
    Toxoplasma gondii in blood, digital illustration.
    3d illustration of intestinal villi and stomach ulcer. — Stock Photo
    3d illustration of intestinal villi and stomach ulcer.
    Illustration of malaria infected blood cells. — Stock Photo
    Illustration of malaria infected blood cells.
    Conceptual digital illustration of human blastocyst on needle tip. — Stock Photo
    Conceptual digital illustration of human blastocyst on needle tip.
    Conceptual digital illustration of medical nanorobots attacking cancerous cells. — Stock Photo
    Conceptual digital illustration of medical nanorobots attacking cancerous cells.