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    Root vascular tissue, light micrograph. — Stock Photo
    Root vascular tissue, light micrograph.
    Odontoblasts and the dental pulp — Stock Photo
    Odontoblasts and the dental pulp
    Light micrograph of a longitudinal section through filiform papillae on the tongue surface. — Stock Photo
    Light micrograph of a longitudinal section through filiform papillae on the tongue surface.
    Parasitic trematode larva — Stock Photo
    Parasitic trematode larva
    Iris stem cellular structure — Stock Photo
    Iris stem cellular structure
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Pars distalis of the pituitary gland — Stock Photo
    Pars distalis of the pituitary gland
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Light micrograph of liver fluke eggs in a fish scale. — Stock Photo
    Light micrograph of liver fluke eggs in a fish scale.
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre. — Stock Photo
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre.
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue. — Stock Photo
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue.
    Light micrograph of a section through a nasal polyp, a benign growth that arises from a mucous membrane. — Stock Photo
    Light micrograph of a section through a nasal polyp, a benign growth that arises from a mucous membrane.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    Aphid, light micrograph — Stock Photo
    Aphid, light micrograph
    Human hair with dandruff and close-up of light micrograph, digital artwork. — Stock Photo
    Human hair with dandruff and close-up of light micrograph, digital artwork.
    Omentum fold of peritoneal membrane — Stock Photo
    Omentum fold of peritoneal membrane
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Skeletal muscle fibres — Stock Photo
    Skeletal muscle fibres
    Sciatic nerve showing a bundle of nerve fibres — Stock Photo
    Sciatic nerve showing a bundle of nerve fibres
    Section through the nasal mucosa — Stock Photo
    Section through the nasal mucosa
    Human stomach adenocarcinoma, computer illustration and light micrograph. — Stock Photo
    Human stomach adenocarcinoma, computer illustration and light micrograph.
    Section through a wart — Stock Photo
    Section through a wart
    Cross-section of spinal cord, light micrograph. — Stock Photo
    Cross-section of spinal cord, light micrograph.
    Parotid salivary gland — Stock Photo
    Parotid salivary gland
    Skeletal muscle fibres — Stock Photo
    Skeletal muscle fibres
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Longitudinal section through smooth muscle — Stock Photo
    Longitudinal section through smooth muscle
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode
    Rod-shaped Anthrax bacteria — Stock Photo
    Rod-shaped Anthrax bacteria
    Light micrograph of a cross section of xylem. The xylem is a type of tissue in vascular plants that transports water and some nutrients. — Stock Photo
    Light micrograph of a cross section of xylem. The xylem is a type of tissue in vascular plants that transports water and some nutrients.
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Embryo selection for IVF — Stock Photo
    Embryo selection for IVF
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph.
    Complex mucosal folding of seminal vesicle — Stock Photo
    Complex mucosal folding of seminal vesicle
    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
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Adenocarcinoma of the endometrium — Stock Photo
    Adenocarcinoma of the endometrium
    Light micrograph of a section of stomach tissue showing a lesion (centre) caused by a gastric ulcer. — Stock Photo
    Light micrograph of a section of stomach tissue showing a lesion (centre) caused by a gastric ulcer.
    Lung cancer, digital illustration and light micrograph of cancerous tissue. — Stock Photo
    Lung cancer, digital illustration and light micrograph of cancerous tissue.
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Section through the cerebellum in the brain — Stock Photo
    Section through the cerebellum in the brain
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Appendix showing appendicitis — Stock Photo
    Appendix showing appendicitis
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    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.
    Sago palm leaf — Stock Photo
    Sago palm leaf
    Microsporum gypseum fungus — Stock Photo
    Microsporum gypseum fungus
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Male mosquito head — Stock Photo
    Male mosquito head
    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.).
    Squamous carcinoma of the skin — Stock Photo
    Squamous carcinoma of the skin
    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode