En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
32334319 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells — Stock Photo
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells
    Lung tissue, coloured transmission electron micrograph (TEM). of a pulmonary capillary containing two red blood cells (red) and three platelets (brown). A basement membrane (cyan) surround the endothelium separating it from the alveolar epithelium — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM). of a pulmonary capillary containing two red blood cells (red) and three platelets (brown). A basement membrane (cyan) surround the endothelium separating it from the alveolar epithelium
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Lactating breast tissue — Stock Photo
    Lactating breast tissue
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    Human head louse on human hair — Stock Photo
    Human head louse on human hair
    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).
    Longitudinal section through smooth muscle — Stock Photo
    Longitudinal section through smooth muscle
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Digital illustration and light micrograph of squamous cell carcinoma of lung. — Stock Photo
    Digital illustration and light micrograph of squamous cell carcinoma of lung.
    Radiolaria protozoa shells — Stock Photo
    Radiolaria protozoa shells
    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
    Leech, coloured scanning electron micrograph (SEM). — Stock Photo
    Leech, coloured scanning electron micrograph (SEM).
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Giant cell tumour of the bone — Stock Photo
    Giant cell tumour of the bone
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    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
    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 single-celled Amoeba engulfing protozoan Paramecium. — Stock Photo
    Light micrograph of single-celled Amoeba engulfing protozoan Paramecium.
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Conductive vessel element in mountain mahogany wood (Cercocarpus sp), coloured scanning electron micrograph (SEM). — Stock Photo
    Conductive vessel element in mountain mahogany wood (Cercocarpus sp), coloured scanning electron micrograph (SEM).
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Fibrosarcoma cells in late stage of mitosis — Stock Photo
    Fibrosarcoma cells in late stage of mitosis
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot — Stock Photo
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot
    Horse chestnut pollen grain — Stock Photo
    Horse chestnut pollen grain
    Dark field light micrograph (LM) of freshwater pennate diatoms. — Stock Photo
    Dark field light micrograph (LM) of freshwater pennate diatoms.
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    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.
    Colored scanning electron micrograph showing urethral epithelium of urethra. — Stock Photo
    Colored scanning electron micrograph showing urethral epithelium of urethra.
    Giant Polytene chromosomes — Stock Photo
    Giant Polytene chromosomes
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Structure of islet of langerhans, light micrograph. — Stock Photo
    Structure of islet of langerhans, light micrograph.
    Entamoeba gingivalis parasitic pathogen single-celled protozoan, amoeba in oral cavity, digital illustration. — Stock Photo
    Entamoeba gingivalis parasitic pathogen single-celled protozoan, amoeba in oral cavity, digital illustration.
    Section of the small intestine — Stock Photo
    Section of the small intestine
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Eyelash follicle, coloured scanning electron micrograph (SEM). — Stock Photo
    Eyelash follicle, coloured scanning electron micrograph (SEM).
    Green colored dust mite, digital illustration. — Stock Photo
    Green colored dust mite, digital illustration.
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue).
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embryonic development. The eyes (blue) are seen in the heads. Zebrafish eggs are transparent — Stock Photo
    Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embryonic development. The eyes (blue) are seen in the heads. Zebrafish eggs are transparent
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli. — Stock Photo
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli.
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue).
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Activated platelet cells — Stock Photo
    Activated platelet cells
    Human red blood cells — Stock Photo
    Human red blood cells
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Eyelash follicle, coloured scanning electron micrograph (SEM). — Stock Photo
    Eyelash follicle, coloured scanning electron micrograph (SEM).
    Neutrophil cells aggregating at site of infection — Stock Photo
    Neutrophil cells aggregating at site of infection
    Paranasal sinus epithelium — Stock Photo
    Paranasal sinus epithelium
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.