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30844103 results

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    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque
    Mycobacterium smegmatis bacteria — Stock Photo
    Mycobacterium smegmatis bacteria
    Simple columnar epithelium, light micrograph — Stock Photo
    Simple columnar epithelium, light micrograph
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Flowering currant pollen — Stock Photo
    Flowering currant pollen
    Coloured scanning electron micrograph (SEM) of a suture in a dog's skin wound. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a suture in a dog's skin wound.
    Human blood cells — Stock Photo
    Human blood cells
    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
    Horse chestnut leaf. Coloured scanning electron micrograph (SEM) of the underside of a horse chestnut leaf (Aesculus hippocastanum) Numerous hairs (trichomes) cover the surface — Stock Photo
    Horse chestnut leaf. Coloured scanning electron micrograph (SEM) of the underside of a horse chestnut leaf (Aesculus hippocastanum) Numerous hairs (trichomes) cover the surface
    Coloured scanning electron micrograph of tardigrade water bear. — Stock Photo
    Coloured scanning electron micrograph of tardigrade water bear.
    Colored scanning electron micrograph of nanostructures formed on vanadium oxide surface by carbon dioxide laser. — Stock Photo
    Colored scanning electron micrograph of nanostructures formed on vanadium oxide surface by carbon dioxide laser.
    Blood cells, light micrograph. — Stock Photo
    Blood cells, light micrograph.
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma. — Stock Photo
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma.
    Lymphocyte white blood cell — Stock Photo
    Lymphocyte white blood cell
    Bone from the vertebral column — Stock Photo
    Bone from the vertebral column
    Intestinal brush border in small intestine showing numerous microvilli, colored transmission electron micrograph. — Stock Photo
    Intestinal brush border in small intestine showing numerous microvilli, colored transmission electron micrograph.
    Skin cancer cell — Stock Photo
    Skin cancer cell
    Surface of the foot of a common pollen beetle — Stock Photo
    Surface of the foot of a common pollen beetle
    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.
    Hair follicles of human skin — Stock Photo
    Hair follicles of human skin
    Human blood cells — Stock Photo
    Human blood cells
    Helicobacter pylori bacterium — Stock Photo
    Helicobacter pylori bacterium
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain.
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower.
    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.
    Smooth hawksbeard (Crepis capillaris) seed, coloured scanning electron micrograph (SEM). — Stock Photo
    Smooth hawksbeard (Crepis capillaris) seed, coloured scanning electron micrograph (SEM).
    House dust mites — Stock Photo
    House dust mites
    Embryo selection for IVF — Stock Photo
    Embryo selection for IVF
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse. — Stock Photo
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse.
    Human chromosomes, light micrograph. — Stock Photo
    Human chromosomes, light micrograph.
    Colored scanning electron micrograph of stem cell-derived motor neuron cell. — Stock Photo
    Colored scanning electron micrograph of stem cell-derived motor neuron cell.
    Crypts of Lieberkuhn. Light micrograph (LM). Crypts of Lieberkuhn of the colon shown in cross section. Crypts are long blind-ending tube-like extensions of the surface epithelial lining of the gut — Stock Photo
    Crypts of Lieberkuhn. Light micrograph (LM). Crypts of Lieberkuhn of the colon shown in cross section. Crypts are long blind-ending tube-like extensions of the surface epithelial lining of the gut
    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.
    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).
    Mid rib of an olive leaf — Stock Photo
    Mid rib of an olive leaf
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma. — Stock Photo
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma.
    Horse chestnut pollen grain — Stock Photo
    Horse chestnut pollen grain
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Aphid, light micrograph — Stock Photo
    Aphid, light micrograph
    Tooth with accumulation of bacterial plaque — Stock Photo
    Tooth with accumulation of bacterial plaque
    Coloured scanning electron micrograph of bacteria from culture of breast milk. — Stock Photo
    Coloured scanning electron micrograph of bacteria from culture of breast milk.
    Human smooth muscle, light micrograph. — Stock Photo
    Human smooth muscle, light micrograph.
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Human stomach mucinous adenocarcinoma, computer illustration and light micrograph. — Stock Photo
    Human stomach mucinous adenocarcinoma, computer illustration and light micrograph.
    Centric fossil diatom frustule — Stock Photo
    Centric fossil diatom frustule
    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
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Colored scanning electron micrograph of diatoms photosynthetic single-celled algae. — Stock Photo
    Colored scanning electron micrograph of diatoms photosynthetic single-celled algae.
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph. — Stock Photo
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph.
    Kidney with acute nephritis — Stock Photo
    Kidney with acute nephritis
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth.
    Coloured scanning electron micrograph (SEM) of epithelial cells lining the human trachea (windpipe). — Stock Photo
    Coloured scanning electron micrograph (SEM) of epithelial cells lining the human trachea (windpipe).
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Milkwort pollen grain — Stock Photo
    Milkwort pollen grain
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph