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237 results

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    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Pubic louse, SEM — Stock Photo
    Pubic louse, SEM
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    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.
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    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
    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
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Giant Polytene chromosomes — Stock Photo
    Giant Polytene chromosomes
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Human blood cells — Stock Photo
    Human blood cells
    Bluebottle fly head — Stock Photo
    Bluebottle fly head
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Scientist checking nanofibre structure under light microscope. — Stock Photo
    Scientist checking nanofibre structure under light microscope.
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Male human flea — Stock Photo
    Male human flea
    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.
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Giant Polytene chromosomes — Stock Photo
    Giant Polytene chromosomes
    Male sex cell — Stock Photo
    Male sex cell
    Tooth with accumulation of bacterial plaque — Stock Photo
    Tooth with accumulation of bacterial plaque
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    House dust mites — Stock Photo
    House dust mites