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    Canine parvovirus, illustration. Canine Parvoviruses include the smallest known viruses and some of the most environmentally resistant. — Stock Photo
    Canine parvovirus, illustration. Canine Parvoviruses include the smallest known viruses and some of the most environmentally resistant.
    Meadow buttercup (Ranunculus sp.), X-ray. — Stock Photo
    Meadow buttercup (Ranunculus sp.), X-ray.
    Human brain with close-up view of neurons, computer illustration. — Stock Photo
    Human brain with close-up view of neurons, computer illustration.
    Botulism bacterium. Illustration of botulism bacteria (Clostridium botulinum). These bacteria occur naturally in soil. They produce botulinum toxin, a powerful neurotoxin that can be ingested on contaminated, improperly cooked food — Stock Photo
    Botulism bacterium. Illustration of botulism bacteria (Clostridium botulinum). These bacteria occur naturally in soil. They produce botulinum toxin, a powerful neurotoxin that can be ingested on contaminated, improperly cooked food
    Liver with cirrhosis, computer illustration. Cirrhosis is a consequence of chronic liver disease characterized by fibrosis and scarring of tissue — Stock Photo
    Liver with cirrhosis, computer illustration. Cirrhosis is a consequence of chronic liver disease characterized by fibrosis and scarring of tissue
    Shoulder muscle, computer illustration — Stock Photo
    Shoulder muscle, computer illustration
    Male head and neck nerves and brain, illustration. — Stock Photo
    Male head and neck nerves and brain, illustration.
    Liver with cirrhosis, computer illustration. Cirrhosis is a consequence of chronic liver disease characterized by fibrosis and scarring of tissue — Stock Photo
    Liver with cirrhosis, computer illustration. Cirrhosis is a consequence of chronic liver disease characterized by fibrosis and scarring of tissue
    Nodamura virus (NoV), illustration. This virus can cause lethal infections in mammals, fish and insects. It is named after the village of Nodamura in Japan where it was first discovered — Stock Photo
    Nodamura virus (NoV), illustration. This virus can cause lethal infections in mammals, fish and insects. It is named after the village of Nodamura in Japan where it was first discovered
    Crab, X-ray, radiology scan — Stock Photo
    Crab, X-ray, radiology scan
    Human brain with close-up view of neurons, computer illustration. — Stock Photo
    Human brain with close-up view of neurons, computer illustration.
    Human Gallbladder, computer illustration — Stock Photo
    Human Gallbladder, computer illustration
    Scientific or medical samples on glass table — Stock Photo
    Scientific or medical samples on glass table
    Rhomboid major muscle, computer illustration — Stock Photo
    Rhomboid major muscle, computer illustration
    Magenta and green leaves, coloured X-ray. — Stock Photo
    Magenta and green leaves, coloured X-ray.
    Rosemary beetle (Chrysolina americana). — Stock Photo
    Rosemary beetle (Chrysolina americana).
    Simple columnar epithelium, light micrograph — Stock Photo
    Simple columnar epithelium, light micrograph
    Lavandula, X-ray, radiology scan — Stock Photo
    Lavandula, X-ray, radiology scan
    Adrenal glands, computer illustration — Stock Photo
    Adrenal glands, computer illustration
    Human brain with close-up view of neurons, computer illustration. — Stock Photo
    Human brain with close-up view of neurons, computer illustration.
    Disc jockey, X-ray, radiology scan — Stock Photo
    Disc jockey, X-ray, radiology scan
    Human brain with highlighted pons and neurons, illustration. Human brain with highlighted pons Varolii and close-up view of pyramidal neurons (nerve cells) located in pons — Stock Photo
    Human brain with highlighted pons and neurons, illustration. Human brain with highlighted pons Varolii and close-up view of pyramidal neurons (nerve cells) located in pons
    Light micrograph of liver fluke eggs in a fish scale. — Stock Photo
    Light micrograph of liver fluke eggs in a fish scale.
    Shoulder muscle, computer illustration — Stock Photo
    Shoulder muscle, computer illustration
    Pollen grains from different plants, computer illustration — Stock Photo
    Pollen grains from different plants, computer illustration
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Human brain with close-up view of neurons, computer illustration. — Stock Photo
    Human brain with close-up view of neurons, computer illustration.
    Serrated tulip, X-ray, radiology scan — Stock Photo
    Serrated tulip, X-ray, radiology scan
    Brown rose chafer (Cetonia aurata) on a lichen covered branch. — Stock Photo
    Brown rose chafer (Cetonia aurata) on a lichen covered branch.
    Peony (Paeonia officinalis), X-ray. — Stock Photo
    Peony (Paeonia officinalis), X-ray.
    Great coneflower (Rudbeckia maxima), coloured X-ray. — Stock Photo
    Great coneflower (Rudbeckia maxima), coloured X-ray.
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Rosemary beetle (Chrysolina americana) on a branch. — Stock Photo
    Rosemary beetle (Chrysolina americana) on a branch.
    Two executive shaking hands, X-ray. — Stock Photo
    Two executive shaking hands, X-ray.
    Human cardiac muscle, light micrograph. — Stock Photo
    Human cardiac muscle, light micrograph.
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Varicella zoster (chickenpox) virus, illustration. The virus consists of a lipid membrane envelope with glycoproteins, a protective capsid holding the nucleic acid — Stock Photo
    Varicella zoster (chickenpox) virus, illustration. The virus consists of a lipid membrane envelope with glycoproteins, a protective capsid holding the nucleic acid
    Freesias, X-ray, radiology scan — Stock Photo
    Freesias, X-ray, radiology scan
    Human brain with highlighted pons and neurons, illustration. Human brain with highlighted pons Varolii and close-up view of pyramidal neurons (nerve cells) located in pons — Stock Photo
    Human brain with highlighted pons and neurons, illustration. Human brain with highlighted pons Varolii and close-up view of pyramidal neurons (nerve cells) located in pons
    Rhinovirus, illustration. Rhinoviruses infects the upper respiratory tract and are the cause of the common cold, ear infections, sore throats and other sinus infections — Stock Photo
    Rhinovirus, illustration. Rhinoviruses infects the upper respiratory tract and are the cause of the common cold, ear infections, sore throats and other sinus infections
    Peony flower (Paeonia officinalis), X-ray. — Stock Photo
    Peony flower (Paeonia officinalis), X-ray.
    Crop hands of female traveler in red sweater holding small clover leaf with blurred green plants in background while walking in forest park in Northern Ireland — Stock Photo
    Crop hands of female traveler in red sweater holding small clover leaf with blurred green plants in background while walking in forest park in Northern Ireland
    Pollen grains from different plants, computer illustration — Stock Photo
    Pollen grains from different plants, computer illustration
    Human cardiac muscle, light micrograph. — Stock Photo
    Human cardiac muscle, light micrograph.
    Seaweed (Fucus spiralis), X-ray. — Stock Photo
    Seaweed (Fucus spiralis), X-ray.
    Human Colon, computer illustration — Stock Photo
    Human Colon, computer illustration
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Graceful mallard duck swimming in dark water with ripples in Tollymore Forest Park on Northern Ireland — Stock Photo
    Graceful mallard duck swimming in dark water with ripples in Tollymore Forest Park on Northern Ireland
    Varicella zoster (chickenpox) virus, illustration. The virus consists of a lipid membrane envelope with glycoproteins, a protective capsid holding the nucleic acid — Stock Photo
    Varicella zoster (chickenpox) virus, illustration. The virus consists of a lipid membrane envelope with glycoproteins, a protective capsid holding the nucleic acid
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Scientific or medical samples on glass table — Stock Photo
    Scientific or medical samples on glass table
    Human smooth muscle, light micrograph. — Stock Photo
    Human smooth muscle, light micrograph.
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime — Stock Photo
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Streptococcus pyogenes bacteria. 3D computer illustration of Streptococcus pyogenes, or group-A Streptococcus, bacteria. S. pyogenes is a gram-positive spherical (coccus) bacteria — Stock Photo
    Streptococcus pyogenes bacteria. 3D computer illustration of Streptococcus pyogenes, or group-A Streptococcus, bacteria. S. pyogenes is a gram-positive spherical (coccus) bacteria
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    Carnation, X-ray, radiology scan — Stock Photo
    Carnation, X-ray, radiology scan
    Fetal brain, computer illustration. — Stock Photo
    Fetal brain, computer illustration.