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237 results

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    Electron micrograph of Bacteria and yeast — Stock Photo
    Electron micrograph of Bacteria and yeast
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Liradiscus sp. planktonic unicellular algae — Stock Photo
    Liradiscus sp. planktonic unicellular algae
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Abstract view of plant tissue in light micrograph. — Stock Photo
    Abstract view of plant tissue in light micrograph.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Tooth with accumulation of bacterial plaque — Stock Photo
    Tooth with accumulation of bacterial plaque
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Asparagus beetle head — Stock Photo
    Asparagus beetle head
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Male sex cell — Stock Photo
    Male sex cell
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Metastatic breast cancer — Stock Photo
    Metastatic breast cancer
    Mosquito head anatomy — Stock Photo
    Mosquito head anatomy
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode
    Sarcoptic mange mites eggs — Stock Photo
    Sarcoptic mange mites eggs
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Male sex cell — Stock Photo
    Male sex cell
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Photosynthetic Navicula sp. diatom — Stock Photo
    Photosynthetic Navicula sp. diatom
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue. — Stock Photo
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue.
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    House dust mites — Stock Photo
    House dust mites
    Female of the human body louse — Stock Photo
    Female of the human body louse
    Human blood cells — Stock Photo
    Human blood cells
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Red blood cells — Stock Photo
    Red blood cells
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    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
    Human blood cells — Stock Photo
    Human blood cells
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Undifferentiated pleomorphic sarcoma of bone — Stock Photo
    Undifferentiated pleomorphic sarcoma of bone
    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface