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    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Cat flea head — Stock Photo
    Cat flea head
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Focused adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital — Stock Photo
    Focused adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    Bacteria from a coin. Coloured scanning electron micrograph (SEM) of bacteria cultured from a english one pound coin — Stock Photo
    Bacteria from a coin. Coloured scanning electron micrograph (SEM) of bacteria cultured from a english one pound coin
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Female microbiologist using light microscope in laboratory. — Stock Photo
    Female microbiologist using light microscope in laboratory.
    Light micrograph (bottom left) and computer illustration (top right) of the lining of the stomach, known as the mucosa. — Stock Photo
    Light micrograph (bottom left) and computer illustration (top right) of the lining of the stomach, known as the mucosa.
    Section through a nasal polyp — Stock Photo
    Section through a nasal polyp
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Cells of brewer yeast — Stock Photo
    Cells of brewer yeast
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain
    Fungal cells showing sporangium — Stock Photo
    Fungal cells showing sporangium
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left). — Stock Photo
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left).
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Researcher handling stem cell cultures in laboratory during research. — Stock Photo
    Researcher handling stem cell cultures in laboratory during research.
    Neutrophil cells aggregating at site of infection — Stock Photo
    Neutrophil cells aggregating at site of infection
    Young male researcher looking at sample under microscope. — Stock Photo
    Young male researcher looking at sample under microscope.
    Ophthalmologist performing eye surgery on female patient in clinic. — Stock Photo
    Ophthalmologist performing eye surgery on female patient in clinic.
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Crystalline lens of the eye — Stock Photo
    Crystalline lens of the eye
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Female scientific researcher working in laboratory and pipetting into test tube. — Stock Photo
    Female scientific researcher working in laboratory and pipetting into test tube.
    Scientist hand placing sample on slide under microscope. — Stock Photo
    Scientist hand placing sample on slide under microscope.
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Scientists using computer and microscope in laboratory. — Stock Photo
    Scientists using computer and microscope in laboratory.
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells — Stock Photo
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Fallopian tube, TEM — Stock Photo
    Fallopian tube, TEM
    Examining petri dish under microscope. — Stock Photo
    Examining petri dish under microscope.
    Focused adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital — Stock Photo
    Focused adult female doctor in sterile mask and ornamental medical cap looking through surgical microscope against crop coworker in hospital
    Salivary gland. Light micrograph (LM) of a sectioned gland. The submandibular glands (also called sublingual) are bilateral salivary glands located in the face — Stock Photo
    Salivary gland. Light micrograph (LM) of a sectioned gland. The submandibular glands (also called sublingual) are bilateral salivary glands located in the face
    Schizosaccharomyces pombe yeast — Stock Photo
    Schizosaccharomyces pombe yeast
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen — Stock Photo
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen
    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).
    Girl looking at bug under microscope at kitchen table — Stock Photo
    Girl looking at bug under microscope at kitchen table
    Girl experimenting molecule on microscope at home — Stock Photo
    Girl experimenting molecule on microscope at home
    Female copepod with eggs — Stock Photo
    Female copepod with eggs
    Portrait of teenage girl with arms crossed standing by desk in lab — Stock Photo
    Portrait of teenage girl with arms crossed standing by desk in lab
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel. — Stock Photo
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel.
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Section through a peanut stem — Stock Photo
    Section through a peanut stem
    Osteoporotic bone abnormality — Stock Photo
    Osteoporotic bone abnormality
    Large thrombus formation — Stock Photo
    Large thrombus formation
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Lab chemist placing a sample slide on a microscope stage — Stock Photo
    Lab chemist placing a sample slide on a microscope stage
    Magnified digital illustration of 4 cell stage embryo. — Stock Photo
    Magnified digital illustration of 4 cell stage embryo.
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Teenage girl looking at a slide with a microscope — Stock Photo
    Teenage girl looking at a slide with a microscope
    Side view of teenage girl practicing experiment while using microscope in lab — Stock Photo
    Side view of teenage girl practicing experiment while using microscope in lab
    Child in labcoat holding a science microscope — Stock Photo
    Child in labcoat holding a science microscope
    Petri dishes with culture in laboratory, microbiology research concept. — Stock Photo
    Petri dishes with culture in laboratory, microbiology research concept.
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue