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237 results

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    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Clothes moth wing scales — Stock Photo
    Clothes moth wing scales
    Human blood cells — Stock Photo
    Human blood cells
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Tooth with accumulation of bacterial plaque — Stock Photo
    Tooth with accumulation of bacterial plaque
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Dead bluebottle fly — Stock Photo
    Dead bluebottle fly
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    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.
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Mosquito head anatomy — Stock Photo
    Mosquito head anatomy
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Light micrograph of rectal papilloma on white background, — Stock Photo
    Light micrograph of rectal papilloma on white background,
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Male mosquito head — Stock Photo
    Male mosquito head
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    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.
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Human head louse — Stock Photo
    Human head louse
    Fractured flexor tendon — Stock Photo
    Fractured flexor tendon
    Scorpion fly foot — Stock Photo
    Scorpion fly foot
    Marine pennate diatom frustule — Stock Photo
    Marine pennate diatom frustule
    Fly head anatomy — Stock Photo
    Fly head anatomy
    House dust mites — Stock Photo
    House dust mites
    House dust mites — Stock Photo
    House dust mites
    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