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    Carcinoma cell, coloured transmission electron micrograph (TEM). — Stock Photo
    Carcinoma cell, coloured transmission electron micrograph (TEM).
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration. — Stock Photo
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration.
    African American guy in latex gloves using mouth mirror and probe to check false teeth while working in modern laboratory — Stock Photo
    African American guy in latex gloves using mouth mirror and probe to check false teeth while working in modern laboratory
    Dentist showing denture model to patient in clinic — Stock Photo
    Dentist showing denture model to patient in clinic
    Colored scanning electron micrograph of rod-shaped, gram-negative bacteria Escherichia coli of human intestine. — Stock Photo
    Colored scanning electron micrograph of rod-shaped, gram-negative bacteria Escherichia coli of human intestine.
    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
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Fat cell. Coloured scanning electron micrograph (SEM) of part of a fat-storing cell (adipocytes). Fat cells are one of the largest cell types in the human body, each cell being 100 to 120 microns in diameter — Stock Photo
    Fat cell. Coloured scanning electron micrograph (SEM) of part of a fat-storing cell (adipocytes). Fat cells are one of the largest cell types in the human body, each cell being 100 to 120 microns in diameter
    Hand of a patient with osteoarthritis — Stock Photo
    Hand of a patient with osteoarthritis
    Coloured scanning electron micrograph of the rod-shaped, Gram-negative bacteria Escherichia coli, commonly known as E. coli — Stock Photo
    Coloured scanning electron micrograph of the rod-shaped, Gram-negative bacteria Escherichia coli, commonly known as E. coli
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse. — Stock Photo
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse.
    Person holding dental mold, close-up. — Stock Photo
    Person holding dental mold, close-up.
    Pollen grains from a bellflower — Stock Photo
    Pollen grains from a bellflower
    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Model of human teeth — Stock Photo
    Model of human teeth
    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.
    Coloured X-ray of the foot of a 22-year-old male patient with a spur (osteophyte, highlighted) affecting the tibia (shin bone). — Stock Photo
    Coloured X-ray of the foot of a 22-year-old male patient with a spur (osteophyte, highlighted) affecting the tibia (shin bone).
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( blue) is an insulating fatty layer that surrounds the myelinated nerve fibres (pink) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( blue) is an insulating fatty layer that surrounds the myelinated nerve fibres (pink)
    Prostate cancer cell, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cell, coloured scanning electron micrograph.
    Coloured scanning electron micrograph of pollen grains from Verbena bonariensis perennial plant. — Stock Photo
    Coloured scanning electron micrograph of pollen grains from Verbena bonariensis perennial plant.
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice — Stock Photo
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice
    Digital illustration of female lyme disease tick — Stock Photo
    Digital illustration of female lyme disease tick
    Fractured pancreas tissue — Stock Photo
    Fractured pancreas tissue
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    False hellebore close-up view, black and white image — Stock Photo
    False hellebore close-up view, black and white image
    Mobile phone speaker, colored scanning electron micrograph. — Stock Photo
    Mobile phone speaker, colored scanning electron micrograph.
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Digital artwork of Clostridium perfringens Gram-positive rod-shaped bacteria. — Stock Photo
    Digital artwork of Clostridium perfringens Gram-positive rod-shaped bacteria.
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Red blood cells — Stock Photo
    Red blood cells
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Cambie Bridge in city skyline with stadium at False Creek, Vancouver, British Columbia, Canada — Stock Photo
    Cambie Bridge in city skyline with stadium at False Creek, Vancouver, British Columbia, Canada
    Medical illustration of rib cage with nerves, arteries and veins — Stock Photo
    Medical illustration of rib cage with nerves, arteries and veins
    House dust mites — Stock Photo
    House dust mites
    Dental plaque scanning electron micrograph — Stock Photo
    Dental plaque scanning electron micrograph
    Scanning electron micrograph of dermestid beetle head. — Stock Photo
    Scanning electron micrograph of dermestid beetle head.
    Breast cancer screening — Stock Photo
    Breast cancer screening
    Total hip replacement — Stock Photo
    Total hip replacement
    Coloured X-ray of the foot of a 22-year-old male patient with a spur (osteophyte, highlighted) affecting the tibia (shin bone). — Stock Photo
    Coloured X-ray of the foot of a 22-year-old male patient with a spur (osteophyte, highlighted) affecting the tibia (shin bone).
    Fisherman holding a fresh caught Giant Trevally fish. Tahiti — Stock Photo
    Fisherman holding a fresh caught Giant Trevally fish. Tahiti
    Black colleagues examining denture in laboratory — Stock Photo
    Black colleagues examining denture in laboratory
    Colored scanning electron micrograph of cancer cells from human colon. — Stock Photo
    Colored scanning electron micrograph of cancer cells from human colon.
    Colored scanning electron micrograph of microstructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of microstructures formed on nickel surface.
    Normal pelvic veins — Stock Photo
    Normal pelvic veins
    Red blood cells with fibrin — Stock Photo
    Red blood cells with fibrin
    Old church in English countryside — Stock Photo
    Old church in English countryside
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot — Stock Photo
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid — Stock Photo
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections — Stock Photo
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections
    Colored scanning electron micrograph of breast cancer cell. — Stock Photo
    Colored scanning electron micrograph of breast cancer cell.
    Horse chestnut leaf. Coloured scanning electron micrograph (SEM) of the underside of a horse chestnut leaf (Aesculus hippocastanum) Numerous hairs (trichomes) cover the surface — Stock Photo
    Horse chestnut leaf. Coloured scanning electron micrograph (SEM) of the underside of a horse chestnut leaf (Aesculus hippocastanum) Numerous hairs (trichomes) cover the surface
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell