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    Human bone marrow, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human bone marrow, light micrograph. Haematoxylin and eosin stain.
    Alveolar tissue macrophage, digital illustration. — Stock Photo
    Alveolar tissue macrophage, digital illustration.
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Adenocarcinoma of the sigmoid colon — Stock Photo
    Adenocarcinoma of the sigmoid colon
    Female anatomy showing internal organs with skeleton on white background. — Stock Photo
    Female anatomy showing internal organs with skeleton on white background.
    Oesophageal cancer, computer illustration and light micrograph of cancer tissue. — Stock Photo
    Oesophageal cancer, computer illustration and light micrograph of cancer tissue.
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    Nerve cells, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Nerve cells, light micrograph. Haematoxylin and eosin stain.
    Anatomy of male facial and neck muscles — Stock Photo
    Anatomy of male facial and neck muscles
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    Herring roll with red onions — Stock Photo
    Herring roll with red onions
    Salad with crackers and grapes — Stock Photo
    Salad with crackers and grapes
    Alzheimer's disease. Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons. Amyloid plaques are characteristic features of Alzheimer's disease — Stock Photo
    Alzheimer's disease. Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons. Amyloid plaques are characteristic features of Alzheimer's disease
    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
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Microvilli of gallbladder surface — Stock Photo
    Microvilli of gallbladder surface
    Tomato and cheese pizza — Stock Photo
    Tomato and cheese pizza
    Anatomy of the gluteal muscles in the human buttocks — Stock Photo
    Anatomy of the gluteal muscles in the human buttocks
    Fresh sliced fruits with mint leaves — Stock Photo
    Fresh sliced fruits with mint leaves
    Caucasian woman spending time at home, wearing face mask, holding a tissue. Social distancing during Covid 19 Coronavirus quarantine lockdown. — Stock Photo
    Caucasian woman spending time at home, wearing face mask, holding a tissue. Social distancing during Covid 19 Coronavirus quarantine lockdown.
    Dentist putting on surgical gloves while patient lying in chair — Stock Photo
    Dentist putting on surgical gloves while patient lying in chair
    Cross-section through human skin — Stock Photo
    Cross-section through human skin
    Colored magnetic resonance imaging scans of healthy brain of patient. — Stock Photo
    Colored magnetic resonance imaging scans of healthy brain of patient.
    Colony of Clostridium bacteria — Stock Photo
    Colony of Clostridium bacteria
    Stomach lining. Coloured light micrograph (LM) of the stomach. The lumen is at top (white). The surface of the mucosa consists of simple columnar cells that secrete mucus — Stock Photo
    Stomach lining. Coloured light micrograph (LM) of the stomach. The lumen is at top (white). The surface of the mucosa consists of simple columnar cells that secrete mucus
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    View of Breast anatomy — Stock Photo
    View of Breast anatomy
    Alzheimer's disease. Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons. Amyloid plaques are characteristic features of Alzheimer's disease — Stock Photo
    Alzheimer's disease. Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons. Amyloid plaques are characteristic features of Alzheimer's disease
    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).
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    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
    Female technician programming machine in nanofibre laboratory. — Stock Photo
    Female technician programming machine in nanofibre laboratory.
    Anatomy of liver with stomach and pancreas — Stock Photo
    Anatomy of liver with stomach and pancreas
    Medical illustration of female breast on white background — Stock Photo
    Medical illustration of female breast on white background
    Dentist making injection with syringe in open mouth of patient i — Stock Photo
    Dentist making injection with syringe in open mouth of patient i
    Male physical therapist massaging leg of woman in clinic — Stock Photo
    Male physical therapist massaging leg of woman in clinic
    Closeup view of Elderflower fritters with tissue in bowl — Stock Photo
    Closeup view of Elderflower fritters with tissue in bowl
    Colored scanning electron micrograph showing urethral epithelium of urethra. — Stock Photo
    Colored scanning electron micrograph showing urethral epithelium of urethra.
    Male physical therapist massaging leg of anonymous woman in clinic — Stock Photo
    Male physical therapist massaging leg of anonymous woman in clinic
    Sick man blowing nose with tissues in bed — Stock Photo
    Sick man blowing nose with tissues in bed
    Human nerve structure in cross section, digital illustration. — Stock Photo
    Human nerve structure in cross section, digital illustration.
    Cancer cell with filaments — Stock Photo
    Cancer cell with filaments
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    American-style vegetable pizza — Stock Photo
    American-style vegetable pizza
    Dentist putting on surgical gloves while patient lying in chair — Stock Photo
    Dentist putting on surgical gloves while patient lying in chair
    Top view of gold colored disposable tray, cup, napkin and cardboard box — Stock Photo
    Top view of gold colored disposable tray, cup, napkin and cardboard box
    Bright purple blue pink colored crumpled soft sheet of paper on table Texas — Stock Photo
    Bright purple blue pink colored crumpled soft sheet of paper on table Texas
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Digital illustration of gross anatomy of kidneys with chronic glomerulonephritis. — Stock Photo
    Digital illustration of gross anatomy of kidneys with chronic glomerulonephritis.
    View of Biceps muscle — Stock Photo
    View of Biceps muscle
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant — Stock Photo
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant
    Grey matter of the cerebellum — Stock Photo
    Grey matter of the cerebellum
    Glass of whiskey with tissue paper on table in hotel — Stock Photo
    Glass of whiskey with tissue paper on table in hotel
    Illustration of human heart anatomy on blue background. — Stock Photo
    Illustration of human heart anatomy on blue background.
    Alzheimer's disease. Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons. Amyloid plaques are characteristic features of Alzheimer's disease — Stock Photo
    Alzheimer's disease. Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons. Amyloid plaques are characteristic features of Alzheimer's disease
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis — Stock Photo
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis
    Shoulder muscles, bones and joints of female body, computer illustration — Stock Photo
    Shoulder muscles, bones and joints of female body, computer illustration
    Friends sharing a light moment while pouring drinks at a party. — Stock Photo
    Friends sharing a light moment while pouring drinks at a party.
    Epithelial lining of Fallopian tube — Stock Photo
    Epithelial lining of Fallopian tube
    Neck and head muscles in female body, computer illustration — Stock Photo
    Neck and head muscles in female body, computer illustration