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    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.
    Intestinal villi, computer illustration — Stock Photo
    Intestinal villi, computer illustration
    Human compact bone tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human compact bone tissue, light micrograph. Haematoxylin and eosin stain.
    False-colour scanning electron micrograph of a section of healthy lung tissue, showing the microscopic air sacs (alveoli) where gas exchange takes place. — Stock Photo
    False-colour scanning electron micrograph of a section of healthy lung tissue, showing the microscopic air sacs (alveoli) where gas exchange takes place.
    Shoulder muscles, bones and joints of female body, computer illustration — Stock Photo
    Shoulder muscles, bones and joints of female body, computer illustration
    Still life of shabby blue jeans pants on dark table. — Stock Photo
    Still life of shabby blue jeans pants on dark table.
    Human heart with blood vessels and bronchial tree on white background. — Stock Photo
    Human heart with blood vessels and bronchial tree on white background.
    Cross section of human eye on white background — Stock Photo
    Cross section of human eye on white background
    Colored scanning electron micrograph of osteoblast osteocyte bone cell. — Stock Photo
    Colored scanning electron micrograph of osteoblast osteocyte bone cell.
    Colored scanning electron micrograph image of tooth dentine, mineralised connective tissue found under tooth enamel. — Stock Photo
    Colored scanning electron micrograph image of tooth dentine, mineralised connective tissue found under tooth enamel.
    Cancer cell, computer illustration. — Stock Photo
    Cancer cell, computer illustration.
    Light micrograph of nerve cells. — Stock Photo
    Light micrograph of nerve cells.
    Attractive asian woman using laptop device at cafe — Stock Photo
    Attractive asian woman using laptop device at cafe
    Closeup view of dirty plate with cutlery and paper napkin — Stock Photo
    Closeup view of dirty plate with cutlery and paper napkin
    Illustration of bone structure affected by osteoporosis. Thinning of the bone matrix is visible — Stock Photo
    Illustration of bone structure affected by osteoporosis. Thinning of the bone matrix is visible
    Poppy and bacon dumplings with cabbage salad — Stock Photo
    Poppy and bacon dumplings with cabbage salad
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes).
    Culturing anaerobic bacteria — Stock Photo
    Culturing anaerobic bacteria
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Human smooth muscle, light micrograph. — Stock Photo
    Human smooth muscle, light micrograph.
    Colored magnetic resonance imaging scans of healthy brain of patient. — Stock Photo
    Colored magnetic resonance imaging scans of healthy brain of patient.
    Glass of whiskey with tissue paper on table in hotel — Stock Photo
    Glass of whiskey with tissue paper on table in hotel
    Bacteria on human skin — Stock Photo
    Bacteria on human skin
    Closeup view of a white bowl of snacks — Stock Photo
    Closeup view of a white bowl of snacks
    Human femur structural anatomy — Stock Photo
    Human femur structural anatomy
    Purple colored nerve cell on dark background, digital illustration. — Stock Photo
    Purple colored nerve cell on dark background, digital illustration.
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Closeup view of Blinis topped with sour cream and caviar — Stock Photo
    Closeup view of Blinis topped with sour cream and caviar
    Human oesophagus wall — Stock Photo
    Human oesophagus wall
    Dentist putting on surgical gloves while patient lying in chair — Stock Photo
    Dentist putting on surgical gloves while patient lying in chair
    Normal human alveoli anatomy — Stock Photo
    Normal human alveoli anatomy
    Anatomy of human forearm muscles with labels — Stock Photo
    Anatomy of human forearm muscles with labels
    Closeup view of shrimp cocktail with baguette — Stock Photo
    Closeup view of shrimp cocktail with baguette
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Bacterial cells on tissue surface — Stock Photo
    Bacterial cells on tissue surface
    Prostate showing a concretion of secretory materials — Stock Photo
    Prostate showing a concretion of secretory materials
    Salmonella sp. bacteria on tissue surface — Stock Photo
    Salmonella sp. bacteria on tissue surface
    Skeletal muscle structure — Stock Photo
    Skeletal muscle structure
    View of Trapezius muscle, — Stock Photo
    View of Trapezius muscle,
    Gemellus muscles in human hip bones, computer illustration. — Stock Photo
    Gemellus muscles in human hip bones, computer illustration.
    Nerve cell with pink colored axon on blue background, digital illustration. — Stock Photo
    Nerve cell with pink colored axon on blue background, digital illustration.
    Simple columnar epithelium, light micrograph — Stock Photo
    Simple columnar epithelium, light micrograph
    Amyloid plaques amongst neurons — Stock Photo
    Amyloid plaques amongst neurons
    Slice of pepperoni pizza — Stock Photo
    Slice of pepperoni pizza
    Digital illustration of gross anatomy of kidneys with chronic glomerulonephritis. — Stock Photo
    Digital illustration of gross anatomy of kidneys with chronic glomerulonephritis.
    Digital illustration and light micrograph of squamous cell carcinoma of lung. — Stock Photo
    Digital illustration and light micrograph of squamous cell carcinoma of lung.
    Medical illustration of blood vessels anatomy with labels — Stock Photo
    Medical illustration of blood vessels anatomy with labels
    Skeletal muscle structure — Stock Photo
    Skeletal muscle structure
    Biscuits with various icing in wooden gift box with christmas baubles — Stock Photo
    Biscuits with various icing in wooden gift box with christmas baubles
    Micrograph of tendon fibres — Stock Photo
    Micrograph of tendon fibres
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes).
    Visual render of Human skin anatomy — Stock Photo
    Visual render of Human skin anatomy
    Close-up of woman blowing nose with handkerchief — Stock Photo
    Close-up of woman blowing nose with handkerchief
    Areolar connective tissue, light micrograph. — Stock Photo
    Areolar connective tissue, light micrograph.
    Lung cancer, digital illustration and light micrograph of cancerous tissue. — Stock Photo
    Lung cancer, digital illustration and light micrograph of cancerous tissue.
    Normal human alveoli anatomy — Stock Photo
    Normal human alveoli anatomy
    Chicken burger with roasted pepper — Stock Photo
    Chicken burger with roasted pepper
    Smooth muscle structure, conceptual computer illustration. — Stock Photo
    Smooth muscle structure, conceptual computer illustration.
    Bacterial contamination tests — Stock Photo
    Bacterial contamination tests