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237 results

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    House dust mites — Stock Photo
    House dust mites
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Photosynthetic Navicula sp. diatom — Stock Photo
    Photosynthetic Navicula sp. diatom
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    House dust mites — Stock Photo
    House dust mites
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Male sex cell — Stock Photo
    Male sex cell
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Endictya oceanica diatom — Stock Photo
    Endictya oceanica diatom
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Light micrograph of rectal papilloma on white background, — Stock Photo
    Light micrograph of rectal papilloma on white background,
    Undifferentiated pleomorphic sarcoma of bone — Stock Photo
    Undifferentiated pleomorphic sarcoma of bone
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Male sex cell — Stock Photo
    Male sex cell
    Salt water pennate diatom frustule — Stock Photo
    Salt water pennate diatom frustule
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Lung cancer cells — Stock Photo
    Lung cancer cells
    Nanostructures formed on a silicon surface — Stock Photo
    Nanostructures formed on a silicon surface
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Fractured flexor tendon — Stock Photo
    Fractured flexor tendon
    Dead bluebottle fly — Stock Photo
    Dead bluebottle fly
    Scientist pointing at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientist pointing at scanning electron micrographs of different nanofibre structures.
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Pubic louse, SEM — Stock Photo
    Pubic louse, SEM
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Pit formed on metal or semiconductor surface — Stock Photo
    Pit formed on metal or semiconductor surface
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus