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237 results

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    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Male sex cell — Stock Photo
    Male sex cell
    Red blood cells — Stock Photo
    Red blood cells
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    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
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Fly head anatomy — Stock Photo
    Fly head anatomy
    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.
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Activated platelets with canalicular system — Stock Photo
    Activated platelets with canalicular system
    Male mosquito head — Stock Photo
    Male mosquito head
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    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.
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Mosquito head anatomy — Stock Photo
    Mosquito head anatomy
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    Sarcoptic mange mites eggs — Stock Photo
    Sarcoptic mange mites eggs
    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.
    Lung cancer cells — Stock Photo
    Lung cancer cells
    Human head louse — Stock Photo
    Human head louse
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    House dust mites — Stock Photo
    House dust mites
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Male human flea — Stock Photo
    Male human flea
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode
    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Hoverfly head anatomy — Stock Photo
    Hoverfly head anatomy
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Villi of the intestine — Stock Photo
    Villi of the intestine
    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.
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface
    Tooth with accumulation of bacterial plaque — Stock Photo
    Tooth with accumulation of bacterial plaque
    Woodland skipper butterfly — Stock Photo
    Woodland skipper butterfly
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Puffball fungus spore — Stock Photo
    Puffball fungus spore