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    Coloured scanning electron micrograph (SEM) of Asbestos fiberschrysotile type. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Asbestos fiberschrysotile type.
    Young attractive couple relaxing poolside — Stock Photo
    Young attractive couple relaxing poolside
    White blood cells — Stock Photo
    White blood cells
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth.
    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.
    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).
    Neutrophil cells. Coloured transmission electron micrograph (TEM) of human neutrophil cells. Neutrophils are involved in inflammatory responses to tissue damage, where they engulf and destroy microorganisms — Stock Photo
    Neutrophil cells. Coloured transmission electron micrograph (TEM) of human neutrophil cells. Neutrophils are involved in inflammatory responses to tissue damage, where they engulf and destroy microorganisms
    Coloured scanning electron micrograph (SEM) of a fractured bile duct. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured bile duct.
    Enterococcus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Enterococcus coccoid bacteria, colored scanning electron micrograph.
    Smiling businessman using digital tablet at sidewalk cafe — Stock Photo
    Smiling businessman using digital tablet at sidewalk cafe
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Philippine friends women sharing the screen of an electronic tablet in Retiro Park Madrid next to the lake, Spain — Stock Photo
    Philippine friends women sharing the screen of an electronic tablet in Retiro Park Madrid next to the lake, Spain
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    False-colour scanning electron micrograph of a section of healthy lung tissue, showing the microscopic air sacs (alveoli) where gas exchange takes place. — Stock Photo
    False-colour scanning electron micrograph of a section of healthy lung tissue, showing the microscopic air sacs (alveoli) where gas exchange takes place.
    Smiling woman listening to music with headphones and mp3 player in kitchen — Stock Photo
    Smiling woman listening to music with headphones and mp3 player in kitchen
    Young successful businessman using electronic devices and eating noodles — Stock Photo
    Young successful businessman using electronic devices and eating noodles
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen — Stock Photo
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen
    Pseudomonas aeruginosa bacteria — Stock Photo
    Pseudomonas aeruginosa bacteria
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Skin blood vessel. Coloured scanning electron micrograph (SEM) of a blood vessel (arteriole) in the dermis of the skin. In the blood vessel are red blood cells (erythrocytes, red) which carry oxygen around the body — Stock Photo
    Skin blood vessel. Coloured scanning electron micrograph (SEM) of a blood vessel (arteriole) in the dermis of the skin. In the blood vessel are red blood cells (erythrocytes, red) which carry oxygen around the body
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Portrait of smiling man using digital tablet on patio — Stock Photo
    Portrait of smiling man using digital tablet on patio
    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.
    Red blood cells with fibrin — Stock Photo
    Red blood cells with fibrin
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    Male sex cell — Stock Photo
    Male sex cell
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    House dust mites — Stock Photo
    House dust mites
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cells, coloured scanning electron micrograph.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Female mechanic using electronic diagnostic device in repair garage — Stock Photo
    Female mechanic using electronic diagnostic device in repair garage
    Fat cells and supportive connective tissue — Stock Photo
    Fat cells and supportive connective tissue
    Young couple looking at mobile while having fun — Stock Photo
    Young couple looking at mobile while having fun
    Senior woman paying bills at laptop in kitchen — Stock Photo
    Senior woman paying bills at laptop in kitchen
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres. — Stock Photo
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres.
    Business people using digital tablet in office — Stock Photo
    Business people using digital tablet in office
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae. — Stock Photo
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae.
    Senior woman using digital tablet in garden — Stock Photo
    Senior woman using digital tablet in garden
    Patient faciities in a modern hospital, beds and patient bays, electronic equipment and curtains — Stock Photo
    Patient faciities in a modern hospital, beds and patient bays, electronic equipment and curtains
    Hand of woman inserting paper and pens into plotter. — Stock Photo
    Hand of woman inserting paper and pens into plotter.
    Protozoan infection in human intestinal lumen — Stock Photo
    Protozoan infection in human intestinal lumen
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Man using digital tablet on bed — Stock Photo
    Man using digital tablet on bed
    Female mechanic using electronic diagnostic device in repair garage — Stock Photo
    Female mechanic using electronic diagnostic device in repair garage
    Body of cat flea — Stock Photo
    Body of cat flea
    Woman relaxing at home with smartphone — Stock Photo
    Woman relaxing at home with smartphone
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Businessman using digital tablet in office — Stock Photo
    Businessman using digital tablet in office
    External mineralised structures of coccolithophores — Stock Photo
    External mineralised structures of coccolithophores
    Immature dog sperm — Stock Photo
    Immature dog sperm
    Woman in bathrobe laying on bed using digital tablet — Stock Photo
    Woman in bathrobe laying on bed using digital tablet
    Couple lying on bed and using electronic gadgets — Stock Photo
    Couple lying on bed and using electronic gadgets
    Marine pennate diatom frustule — Stock Photo
    Marine pennate diatom frustule
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Business people working in meeting — Stock Photo
    Business people working in meeting