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    Still life of microscope on laboratory bench. — Stock Photo
    Still life of microscope on laboratory bench.
    Close-up of hands of scientist pipetting sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist pipetting sample from culture in Petri dish.
    Section through a peanut stem — Stock Photo
    Section through a peanut stem
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Plant sprouts in Petri dish under light microscope. — Stock Photo
    Plant sprouts in Petri dish under light microscope.
    Scientist examining cultured cells under microscope. — Stock Photo
    Scientist examining cultured cells under microscope.
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Plant seedling in soil in Petri dish under light microscope. — Stock Photo
    Plant seedling in soil in Petri dish under light microscope.
    Close-up of hands of scientist taking sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist taking sample from culture in Petri dish.
    Hands of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hands of scientist researching sample on microscope slide under light microscope.
    Skull affected by Paget's disease — Stock Photo
    Skull affected by Paget's disease
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    Close-up of hands of scientist taking sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist taking sample from culture in Petri dish.
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Unilocular adipose tissue — Stock Photo
    Unilocular adipose tissue
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.). — Stock Photo
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.).
    Longitudinal section through smooth muscle — Stock Photo
    Longitudinal section through smooth muscle
    Light micrograph of a section through breast tissue showing mastitis (inflammation) of breast. — Stock Photo
    Light micrograph of a section through breast tissue showing mastitis (inflammation) of breast.
    Gall bladder lining — Stock Photo
    Gall bladder lining
    Lime tree stem — Stock Photo
    Lime tree stem
    Light micrograph (LM) of the nasal sinuses ( lined by brown epithelium ) and the supporting cartilages (pink). — Stock Photo
    Light micrograph (LM) of the nasal sinuses ( lined by brown epithelium ) and the supporting cartilages (pink).
    Section through the cerebellum of the brain — Stock Photo
    Section through the cerebellum of the brain
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Lime tree stem — Stock Photo
    Lime tree stem
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Bile duct cellular sctructure — Stock Photo
    Bile duct cellular sctructure
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Light microscope on laboratory bench. — Stock Photo
    Light microscope on laboratory bench.
    Light microscope on laboratory bench. — Stock Photo
    Light microscope on laboratory bench.
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs. — Stock Photo
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs.
    Large thrombus formation — Stock Photo
    Large thrombus formation
    Scientists holding multiwell plate with chemical solution for analytical testing in laboratory. — Stock Photo
    Scientists holding multiwell plate with chemical solution for analytical testing in laboratory.
    Developing pig eye — Stock Photo
    Developing pig eye
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Female researcher using light microscope for examining stem cells in culture jar. — Stock Photo
    Female researcher using light microscope for examining stem cells in culture jar.
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Cell cultures under microscope in laboratory. — Stock Photo
    Cell cultures under microscope in laboratory.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Young pine tree stem — Stock Photo
    Young pine tree stem
    Scientist viewing sample on glass slide under light microscope. — Stock Photo
    Scientist viewing sample on glass slide under light microscope.
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    Myelinated nerve fibres — Stock Photo
    Myelinated nerve fibres
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.). — Stock Photo
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.).
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow) — Stock Photo
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow)
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla). — Stock Photo
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla).
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Human chromosomes, light micrograph. — Stock Photo
    Human chromosomes, light micrograph.
    Glass slide containing human sample under light microscope for medical testing. — Stock Photo
    Glass slide containing human sample under light microscope for medical testing.
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.