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    Senior bearded male doctor in uniform and disposable gloves demonstrating small bottle with blue liquid substance on white background — Stock Photo
    Senior bearded male doctor in uniform and disposable gloves demonstrating small bottle with blue liquid substance on white background
    Top view of small green haworthia retusa succulent potted plant placed on wooden surface in light place — Stock Photo
    Top view of small green haworthia retusa succulent potted plant placed on wooden surface in light place
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    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
    Lucy ball flower (Allium sp.), coloured X-ray. — Stock Photo
    Lucy ball flower (Allium sp.), coloured X-ray.
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake — Stock Photo
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake
    Skull and helmet, X-ray. — Stock Photo
    Skull and helmet, X-ray.
    Human smooth muscle, light micrograph. — Stock Photo
    Human smooth muscle, light micrograph.
    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
    Rhomboid major muscle, computer illustration — Stock Photo
    Rhomboid major muscle, computer illustration
    Botanical research, conceptual image. Leaf of the Chinese maidenhair tree (Ginkgo biloba) in a petri dish. — Stock Photo
    Botanical research, conceptual image. Leaf of the Chinese maidenhair tree (Ginkgo biloba) in a petri dish.
    Crop hand with tiny ladybird on finger on background of green summer landscape with mountains in clouds — Stock Photo
    Crop hand with tiny ladybird on finger on background of green summer landscape with mountains in clouds
    Brucella bacteria, illustration. Brucella is a Gram negative, non-sporing, aerobic bacillus (rod- shaped bacteria) — Stock Photo
    Brucella bacteria, illustration. Brucella is a Gram negative, non-sporing, aerobic bacillus (rod- shaped bacteria)
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Computer illustration showing a female body with the internal organs from the left side. — Stock Photo
    Computer illustration showing a female body with the internal organs from the left side.
    Crop hand with yellow flower — Stock Photo
    Crop hand with yellow flower
    Skeleton proposing, X-ray. — Stock Photo
    Skeleton proposing, X-ray.
    Green and red haworthia plant with leaves and white dots in dark place — Stock Photo
    Green and red haworthia plant with leaves and white dots in dark place
    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
    Iliocostalis muscles, computer illustration — Stock Photo
    Iliocostalis muscles, 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
    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)
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    Rhomboid major muscle, computer illustration — Stock Photo
    Rhomboid major muscle, computer illustration
    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
    Internal anatomy of the brain, illustration. — Stock Photo
    Internal anatomy of the brain, illustration.
    Rose chafer (Cetonia aurata) on a branch. — Stock Photo
    Rose chafer (Cetonia aurata) on a branch.
    Branch with multiple yellow flowers and buds, coloured X-ray. — Stock Photo
    Branch with multiple yellow flowers and buds, coloured X-ray.
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Gardenia, X-ray, radiology scan — Stock Photo
    Gardenia, X-ray, radiology scan
    Computer illustration showing a female body with the internal organs from the back. — Stock Photo
    Computer illustration showing a female body with the internal organs from the back.
    Peace hand gesture, X-ray. — Stock Photo
    Peace hand gesture, X-ray.
    From above of small green echeveria plant placed on wooden table with roots and dirt in light place — Stock Photo
    From above of small green echeveria plant placed on wooden table with roots and dirt in light place
    Person dancing with glow stick, X-ray. — Stock Photo
    Person dancing with glow stick, X-ray.
    Muscular abdomen, computer illustration — Stock Photo
    Muscular abdomen, computer illustration
    Achilles tendon, computer illustration. — Stock Photo
    Achilles tendon, computer illustration.
    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
    Red ginger flower and leaf, X-ray. — Stock Photo
    Red ginger flower and leaf, X-ray.
    Internal oblique abdominal muscle, illustration. — Stock Photo
    Internal oblique abdominal muscle, illustration.
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    Whooping cough bacterium (Bordetella pertussis), illustration. These rod-shaped Gram-negative bacilli cause whooping cough, known as pertussis, mainly in infants — Stock Photo
    Whooping cough bacterium (Bordetella pertussis), illustration. These rod-shaped Gram-negative bacilli cause whooping cough, known as pertussis, mainly in infants
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Human Skull, computer illustration — Stock Photo
    Human Skull, computer illustration
    Weightlifter skeleton bench press, X-ray. — Stock Photo
    Weightlifter skeleton bench press, X-ray.
    Skeleton Photographer, X-ray. — Stock Photo
    Skeleton Photographer, X-ray.
    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