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    Illustration of Nipah viruses binding to receptors on human cells, an initial stage of Nipah infection. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore — Stock Photo
    Illustration of Nipah viruses binding to receptors on human cells, an initial stage of Nipah infection. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore
    Scientist checking a chemical solution in laboratory — Stock Photo
    Scientist checking a chemical solution in laboratory
    Closeup of magnified yellow striped eye on head of exotic fly — Stock Photo
    Closeup of magnified yellow striped eye on head of exotic fly
    Biological samples in Petri dishes and microscope on laboratory table. — Stock Photo
    Biological samples in Petri dishes and microscope on laboratory table.
    Female teacher and girl student conducting scientific experiment at microscope in laboratory — Stock Photo
    Female teacher and girl student conducting scientific experiment at microscope in laboratory
    Possible global pandemic. Vaccine study for the Coronavirus virus. — Stock Photo
    Possible global pandemic. Vaccine study for the Coronavirus virus.
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wing — Stock Photo
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wing
    House dust mites — Stock Photo
    House dust mites
    Copepod, coloured scanning electron micrograph (SEM). — Stock Photo
    Copepod, coloured scanning electron micrograph (SEM).
    Lung tissue, coloured transmission electron micrograph (TEM). — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM).
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Cell cultures under microscope in laboratory. — Stock Photo
    Cell cultures under microscope in laboratory.
    Close-up of scientist hand doing chemistry research in laboratory. — Stock Photo
    Close-up of scientist hand doing chemistry research in laboratory.
    Wheat grains and corn in containers with laboratory equipment for food research. — Stock Photo
    Wheat grains and corn in containers with laboratory equipment for food research.
    Side view of woman in medical uniform and mask using modern microscope to examine human cells while working in lab of modern clinic — Stock Photo
    Side view of woman in medical uniform and mask using modern microscope to examine human cells while working in lab of modern clinic
    Light micrograph of a section through the liver of a patient with glycogenosis, or glycogen storage disease (GSD). GSD is a rare condition that changes the way the body uses and stores glycogen, a form of sugar or glucose. Haematoxylin and eosin stai — Stock Photo
    Light micrograph of a section through the liver of a patient with glycogenosis, or glycogen storage disease (GSD). GSD is a rare condition that changes the way the body uses and stores glycogen, a form of sugar or glucose. Haematoxylin and eosin stai
    Close-up of pipette pipetting into microcentrifuge tubes in pathogenic laboratory. — Stock Photo
    Close-up of pipette pipetting into microcentrifuge tubes in pathogenic laboratory.
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Eager, smiling students raising hands in science laboratory classroom — Stock Photo
    Eager, smiling students raising hands in science laboratory classroom
    Magnified digital illustration of mitochondrion cell. — Stock Photo
    Magnified digital illustration of mitochondrion cell.
    External mineralised structures of coccolithophores — Stock Photo
    External mineralised structures of coccolithophores
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Eye test equipment in a laboratory — Stock Photo
    Eye test equipment in a laboratory
    Test tubes and Petri dishes in pathogenic laboratory. — Stock Photo
    Test tubes and Petri dishes in pathogenic laboratory.
    Used surgical swab — Stock Photo
    Used surgical swab
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats
    Plaque-forming bacteria, colored scanning electron micrograph. — Stock Photo
    Plaque-forming bacteria, colored scanning electron micrograph.
    Stomach surface epithelium, light micrograph (LM). The surface epithelium of the stomach is a simple columnar epithelium formed by tall mucous cells that invaginate to form the gastric pits — Stock Photo
    Stomach surface epithelium, light micrograph (LM). The surface epithelium of the stomach is a simple columnar epithelium formed by tall mucous cells that invaginate to form the gastric pits
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Laboratory assistant using polarizing microscope in microbiological laboratory. — Stock Photo
    Laboratory assistant using polarizing microscope in microbiological laboratory.
    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).
    Ginger boy using light microscope on green grass. — Stock Photo
    Ginger boy using light microscope on green grass.
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree. — Stock Photo
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree.
    Sperm cell in a fallopian tube — Stock Photo
    Sperm cell in a fallopian tube
    Magnified digital illustration of monocyte cell. — Stock Photo
    Magnified digital illustration of monocyte cell.
    Crystalline lens of the eye — Stock Photo
    Crystalline lens of the eye
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    University students doing experiment on microscope in laboratory at college — Stock Photo
    University students doing experiment on microscope in laboratory at college
    Magnified digital illustration of monocyte cell. — Stock Photo
    Magnified digital illustration of monocyte cell.
    Section through a peanut stem — Stock Photo
    Section through a peanut stem
    Microscope and piles on Petri dishes in laboratory on blue background. — Stock Photo
    Microscope and piles on Petri dishes in laboratory on blue background.
    Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them with blood — Stock Photo
    Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them with blood
    Coloured scanning electron micrograph of cancer cells migrating down pores. — Stock Photo
    Coloured scanning electron micrograph of cancer cells migrating down pores.
    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.
    Students in chemistery science class — Stock Photo
    Students in chemistery science class
    College students conducting scientific experiment in science laboratory classroom — Stock Photo
    College students conducting scientific experiment in science laboratory classroom
    Immature dog sperm — Stock Photo
    Immature dog sperm
    Tongue surface, light micrograph and computer illustration. — Stock Photo
    Tongue surface, light micrograph and computer illustration.
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital — Stock Photo
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital
    Lime tree stem — Stock Photo
    Lime tree stem
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Female researcher using light microscope, close-up. — Stock Photo
    Female researcher using light microscope, close-up.
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wing — Stock Photo
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wing
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum — Stock Photo
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Microvilli from the small intestine — Stock Photo
    Microvilli from the small intestine
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria