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    Miliary tuberculosis disease in lungs, digital illustration and light micrograph. — Stock Photo
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph.
    Light micrograph of adipose tissue containing large lipid droplet. — Stock Photo
    Light micrograph of adipose tissue containing large lipid droplet.
    Platelets in blood vessel — Stock Photo
    Platelets in blood vessel
    Human bone marrow, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human bone marrow, light micrograph. Haematoxylin and eosin stain.
    Section through the olfactory epithelium — Stock Photo
    Section through the olfactory epithelium
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    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
    Paranasal sinus epithelium — Stock Photo
    Paranasal sinus epithelium
    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.
    Marsh marigold carpel — Stock Photo
    Marsh marigold carpel
    Hair follicles of human skin — Stock Photo
    Hair follicles of human skin
    Cross-section of spinal cord, light micrograph. — Stock Photo
    Cross-section of spinal cord, light micrograph.
    Young pine tree stem — Stock Photo
    Young pine tree stem
    Dog roundworm eggs (Toxocara canis), light micrograph. — Stock Photo
    Dog roundworm eggs (Toxocara canis), light micrograph.
    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Breast tissue showing adenocarcinoma — Stock Photo
    Breast tissue showing adenocarcinoma
    Young pine tree stem — Stock Photo
    Young pine tree stem
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    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.
    Section through a grape stem — Stock Photo
    Section through a grape stem
    Light micrograph of a longitudinal section of plant vascular tissue. — Stock Photo
    Light micrograph of a longitudinal section of plant vascular tissue.
    Sago palm leaf — Stock Photo
    Sago palm leaf
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    Leaf epidermis, light micrograph. Leaf epidermis has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration. — Stock Photo
    Leaf epidermis, light micrograph. Leaf epidermis has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration.
    Stomach surface epithelium, light micrograph (LM). The surface epithelium of the stomach is a simple columnar epithelium formed by tall mucous cells that invaginate to form the gastric pits — Stock Photo
    Stomach surface epithelium, light micrograph (LM). The surface epithelium of the stomach is a simple columnar epithelium formed by tall mucous cells that invaginate to form the gastric pits
    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).
    Taste buds. Coloured light micrograph of a section through the tongue, showing taste buds (round, purple). The taste buds are within papillae (projections) located on the surface of the tongue — Stock Photo
    Taste buds. Coloured light micrograph of a section through the tongue, showing taste buds (round, purple). The taste buds are within papillae (projections) located on the surface of the tongue
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    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
    Testicular cancer or teratoma — Stock Photo
    Testicular cancer or teratoma
    Pseudostratified epithelium, light micrograph. Pseudostratified epithelium is a type of epithelium that comprises only a single layer of cells. — Stock Photo
    Pseudostratified epithelium, light micrograph. Pseudostratified epithelium is a type of epithelium that comprises only a single layer of cells.
    Simple columnar epithelium, light micrograph — Stock Photo
    Simple columnar epithelium, light micrograph
    Light micrograph of a section through follicle from a thyroid gland affected by Grave's disease. — Stock Photo
    Light micrograph of a section through follicle from a thyroid gland affected by Grave's disease.
    Human sciatic nerve — Stock Photo
    Human sciatic nerve
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Salivary gland. Light micrograph (LM) of a sectioned gland. The submandibular glands (also called sublingual) are bilateral salivary glands located in the face — Stock Photo
    Salivary gland. Light micrograph (LM) of a sectioned gland. The submandibular glands (also called sublingual) are bilateral salivary glands located in the face
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    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 tendon, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human tendon, light micrograph. Haematoxylin and eosin stain.
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, digital illustration and light micrograph.
    Human stomach adenocarcinoma, computer illustration and light micrograph. — Stock Photo
    Human stomach adenocarcinoma, computer illustration and light micrograph.
    Light micrograph of blood cells (mainly B cells, dark purple) in the liver of a patient with lymphocytic leukaemia. — Stock Photo
    Light micrograph of blood cells (mainly B cells, dark purple) in the liver of a patient with lymphocytic leukaemia.
    Digital illustration of nerve neurons cells. — Stock Photo
    Digital illustration of nerve neurons cells.
    Areolar connective tissue, light micrograph. — Stock Photo
    Areolar connective tissue, light micrograph.
    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.
    Root vascular tissue, light micrograph. — Stock Photo
    Root vascular tissue, light micrograph.
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel. — Stock Photo
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel.
    Appendix showing appendicitis — Stock Photo
    Appendix showing appendicitis
    Light microscope of a spleen. The spleen is the largest mass of lymphatic tissue in the body. Haematoxylin and eosin stain. — Stock Photo
    Light microscope of a spleen. The spleen is the largest mass of lymphatic tissue in the body. Haematoxylin and eosin stain.
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph. — Stock Photo
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph.
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Ascaris Roundworm ovaries — Stock Photo
    Ascaris Roundworm ovaries
    Purkinje cells and their dendritic processes — Stock Photo
    Purkinje cells and their dendritic processes
    Human stomach mucinous adenocarcinoma, computer illustration and light micrograph. — Stock Photo
    Human stomach mucinous adenocarcinoma, computer illustration and light micrograph.
    Section of a flower bud — Stock Photo
    Section of a flower bud
    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
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph. — Stock Photo
    Miliary tuberculosis disease in lungs, digital illustration and light micrograph.