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    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Fractured pancreas tissue — Stock Photo
    Fractured pancreas tissue
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Fractured pancreas tissue — Stock Photo
    Fractured pancreas tissue
    Digital illustration of section of human kidney containing kidney stones. — Stock Photo
    Digital illustration of section of human kidney containing kidney stones.
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Adenocarcinoma of the sigmoid colon — Stock Photo
    Adenocarcinoma of the sigmoid colon
    Tumour affecting the pituitary gland — Stock Photo
    Tumour affecting the pituitary gland
    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)
    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
    Light micrograph of a section through skin with a neurofibroma tumour (pink, across bottom). — Stock Photo
    Light micrograph of a section through skin with a neurofibroma tumour (pink, across bottom).
    Colored X-ray of section through thoracic spine of senior male patient with ankylosing spondylitis with severe degeneration of lower thoracic spine. — Stock Photo
    Colored X-ray of section through thoracic spine of senior male patient with ankylosing spondylitis with severe degeneration of lower thoracic spine.
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.). — Stock Photo
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.).
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Woody stem section. Coloured scanning electron micrograph (SEM) of a transverse section through the stem of a woody plant. The majority of tissue seen here is secondary xylem (dark brown) — Stock Photo
    Woody stem section. Coloured scanning electron micrograph (SEM) of a transverse section through the stem of a woody plant. The majority of tissue seen here is secondary xylem (dark brown)
    Neurone embedded in grey matter — Stock Photo
    Neurone embedded in grey matter
    Normal head and brain, MRI scan — Stock Photo
    Normal head and brain, MRI scan
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem. — Stock Photo
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem.
    Normal head and brain — Stock Photo
    Normal head and brain
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    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).
    Coloured scanning electron micrograph (SEM) of a section through a foetal olfactory (smelling) sense organ known as the vomeronasal organ (VNO), or Jacobson organ. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a foetal olfactory (smelling) sense organ known as the vomeronasal organ (VNO), or Jacobson organ.
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Healthy human brain — Stock Photo
    Healthy human brain
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with from primary biliary cirrhosis. Cirrhosis is a disease in which bands of fibrosis (internal scarring) break up the internal structure of the liver — Stock Photo
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with from primary biliary cirrhosis. Cirrhosis is a disease in which bands of fibrosis (internal scarring) break up the internal structure of the liver
    Total hip replacement, — Stock Photo
    Total hip replacement,
    Purkinje cells and their dendritic processes — Stock Photo
    Purkinje cells and their dendritic processes
    Colored computed tomography scan of section through brain of senior male patient with dementia. — Stock Photo
    Colored computed tomography scan of section through brain of senior male patient with dementia.
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Upper lip skin with hair follicles — Stock Photo
    Upper lip skin with hair follicles
    Top view of various beauty products and flowers in type case — Stock Photo
    Top view of various beauty products and flowers in type case
    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
    Degenerative foot deformation — Stock Photo
    Degenerative foot deformation
    Trachea lined with ciliated columnar epithelium — Stock Photo
    Trachea lined with ciliated columnar epithelium
    Degenerative foot deformation, X-ray — Stock Photo
    Degenerative foot deformation, X-ray
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Skeletal muscle fibres — Stock Photo
    Skeletal muscle fibres
    Odontoblasts and the dental pulp — Stock Photo
    Odontoblasts and the dental pulp
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with cirrhosis-associated hepatocellular nodules. — Stock Photo
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with cirrhosis-associated hepatocellular nodules.
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red).
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow) — Stock Photo
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow)
    Covid-19 coronavirus particle, computer illustration — Stock Photo
    Covid-19 coronavirus particle, computer illustration
    Illustration of human kidney and light micrograph of section with glomerulus. — Stock Photo
    Illustration of human kidney and light micrograph of section with glomerulus.
    Developing pig eye — Stock Photo
    Developing pig eye
    Bald scalp cross-section, light micrograph. — Stock Photo
    Bald scalp cross-section, light micrograph.
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus. — Stock Photo
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus.
    Blood clot or thrombus — Stock Photo
    Blood clot or thrombus
    Epithelium of a foliate papillae of the tongue — Stock Photo
    Epithelium of a foliate papillae of the tongue
    Light micrograph (LM) of a section through the fingertip. — Stock Photo
    Light micrograph (LM) of a section through the fingertip.
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs. — Stock Photo
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs.
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla). — Stock Photo
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla).
    Healthy human brain — Stock Photo
    Healthy human brain
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red).
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Parasitic tick feeding — Stock Photo
    Parasitic tick feeding
    Microvilli from the small intestine — Stock Photo
    Microvilli from the small intestine
    Section through the cerebellum of the brain — Stock Photo
    Section through the cerebellum of the brain
    Various beauty products and flowers in type case — Stock Photo
    Various beauty products and flowers in type case
    Cross-section through a fallopian tube — Stock Photo
    Cross-section through a fallopian tube
    Secondary liver cancer — Stock Photo
    Secondary liver cancer