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    Bacteria from a coin. Coloured scanning electron micrograph (SEM) of bacteria cultured from a english one pound coin — Stock Photo
    Bacteria from a coin. Coloured scanning electron micrograph (SEM) of bacteria cultured from a english one pound coin
    Normal elbow joint anatomy — Stock Photo
    Normal elbow joint anatomy
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus. — Stock Photo
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus.
    Old church in English countryside — Stock Photo
    Old church in English countryside
    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Breast cancer screening — Stock Photo
    Breast cancer screening
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats — Stock Photo
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats
    Degenerative foot deformation, X-ray — Stock Photo
    Degenerative foot deformation, X-ray
    Temporary ankle immobilisation, coloured profile X-ray. — Stock Photo
    Temporary ankle immobilisation, coloured profile X-ray.
    Closeup of a denture in a laboratory — Stock Photo
    Closeup of a denture in a laboratory
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration. — Stock Photo
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration.
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple. — Stock Photo
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple.
    Black colleagues examining denture in laboratory — Stock Photo
    Black colleagues examining denture in laboratory
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    Trendy middle aged ethnic female in red wear with modern haircut and hands behind head looking at camera during birthday party — Stock Photo
    Trendy middle aged ethnic female in red wear with modern haircut and hands behind head looking at camera during birthday party
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them with blood — Stock Photo
    Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them with blood
    Lung tissue, coloured transmission electron micrograph (TEM). A pulmonary capillary containing two red blood cells (red) and three platelets (blue). A basement membrane (pink) surround the endothelium separating it from the alveolar epithelium — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM). A pulmonary capillary containing two red blood cells (red) and three platelets (blue). A basement membrane (pink) surround the endothelium separating it from the alveolar epithelium
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Branch with multiple yellow flowers and buds, coloured X-ray. — Stock Photo
    Branch with multiple yellow flowers and buds, coloured X-ray.
    Shoulder and elbow joints anatomy — Stock Photo
    Shoulder and elbow joints anatomy
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Healthy lungs of a 30 year old patient — Stock Photo
    Healthy lungs of a 30 year old patient
    Enterococcus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Enterococcus coccoid bacteria, colored scanning electron micrograph.
    False teeth attached to metal occludator on blurred background of modern orthodontic lab and ethnic staff — Stock Photo
    False teeth attached to metal occludator on blurred background of modern orthodontic lab and ethnic staff
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Components of house dust — Stock Photo
    Components of house dust
    False caterpillar of the rose bush (Arge rosae) — Stock Photo
    False caterpillar of the rose bush (Arge rosae)
    Scenic view of Sierra de Gredos with cascade and false hellebores growing under purple sky with rainbow in twilight — Stock Photo
    Scenic view of Sierra de Gredos with cascade and false hellebores growing under purple sky with rainbow in twilight
    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.
    X-ray of large shoulder lipoma — Stock Photo
    X-ray of large shoulder lipoma
    Colored scanning electron micrograph of immature pig sperm from epididymis. — Stock Photo
    Colored scanning electron micrograph of immature pig sperm from epididymis.
    Epithelium from a fallopian tube — Stock Photo
    Epithelium from a fallopian tube
    Trendy happy homosexual man with long nails in ornamental shirt looking at camera while squatting on pavement against wall — Stock Photo
    Trendy happy homosexual man with long nails in ornamental shirt looking at camera while squatting on pavement against wall
    Delighted African American female with braids smiling and using mouth mirror and probe to show coworker false teeth during work in lab — Stock Photo
    Delighted African American female with braids smiling and using mouth mirror and probe to show coworker false teeth during work in lab
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue.
    Cat flea head — Stock Photo
    Cat flea head
    Coloured scanning electron micrograph of bacteria on surface of human tongue. — Stock Photo
    Coloured scanning electron micrograph of bacteria on surface of human tongue.
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells — Stock Photo
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Stick insect foot — Stock Photo
    Stick insect foot
    Trendy homosexual man with long nails in ornamental shirt looking at camera while squatting on pavement against wall — Stock Photo
    Trendy homosexual man with long nails in ornamental shirt looking at camera while squatting on pavement against wall
    Digital illustration of pollen grain on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grain on anther of Chinese hibiscus flower.
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Blackberries and blueberries, coloured X-ray. — Stock Photo
    Blackberries and blueberries, coloured X-ray.
    Coloured 3D computed tomography (CT) scan of the healthy lungs of a 30 year old patient. — Stock Photo
    Coloured 3D computed tomography (CT) scan of the healthy lungs of a 30 year old patient.
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Cancer cell clinging to human colon tissue, conceptual illustration. — Stock Photo
    Cancer cell clinging to human colon tissue, conceptual illustration.
    Colored scanning electron micrograph of coccoliths calcium carbonate plates from coccolithophore algal organisms. — Stock Photo
    Colored scanning electron micrograph of coccoliths calcium carbonate plates from coccolithophore algal organisms.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Lungs with Legionnaires disease and close-up of Legionella pneumophila bacteria, conceptual illustration. — Stock Photo
    Lungs with Legionnaires disease and close-up of Legionella pneumophila bacteria, conceptual illustration.
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Colored scanning electron micrograph of breast cancer cell. — Stock Photo
    Colored scanning electron micrograph of breast cancer cell.
    Blood clotting in an ovarian follicle — Stock Photo
    Blood clotting in an ovarian follicle