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237 results

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    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    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
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    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
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Male sex cell — Stock Photo
    Male sex cell
    Section through the nasal mucosa — Stock Photo
    Section through the nasal mucosa
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    White blood cells — Stock Photo
    White blood cells
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Mosquito head anatomy — Stock Photo
    Mosquito head anatomy
    Scientist checking nanofibre structure under light microscope. — Stock Photo
    Scientist checking nanofibre structure under light microscope.
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Red blood cells — Stock Photo
    Red blood cells
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Electron micrograph of Bacteria and yeast — Stock Photo
    Electron micrograph of Bacteria and yeast
    Scientist pointing at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientist pointing at scanning electron micrographs of different nanofibre structures.
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Nanostructures formed on a silicon surface — Stock Photo
    Nanostructures formed on a silicon surface
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    House dust mites — Stock Photo
    House dust mites
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    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
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    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
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Liradiscus sp. planktonic unicellular algae — Stock Photo
    Liradiscus sp. planktonic unicellular algae
    Human blood cells — Stock Photo
    Human blood cells
    Nanoscale spikes formed on gold surface — Stock Photo
    Nanoscale spikes formed on gold surface
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Marine pennate diatom frustule — Stock Photo
    Marine pennate diatom frustule
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Aulacodiscus oregonus diatom — Stock Photo
    Aulacodiscus oregonus diatom
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Male sex cell — Stock Photo
    Male sex cell
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.