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    Human brain with close-up view of neurons, computer illustration. — Stock Photo
    Human brain with close-up view of neurons, computer illustration.
    Astrovirus particles, illustration. Astroviruses are small viruses, about 28 nanometres in diameter, and first identified in 1975 using electron microscopy — Stock Photo
    Astrovirus particles, illustration. Astroviruses are small viruses, about 28 nanometres in diameter, and first identified in 1975 using electron microscopy
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Nanomachines attacking cancer cells, digital illustration — Stock Photo
    Nanomachines attacking cancer cells, digital illustration
    Computer illustration of bacteria on the surface of intestinal villi — Stock Photo
    Computer illustration of bacteria on the surface of intestinal villi
    DNA strand against black background, digital illustration. — Stock Photo
    DNA strand against black background, digital illustration.
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration. — Stock Photo
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration.
    Female reproductive system — Stock Photo
    Female reproductive system
    Cancer cell, computer illustration — Stock Photo
    Cancer cell, computer illustration
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Herpes simplex virus, computer illustration — Stock Photo
    Herpes simplex virus, computer illustration
    Covid-19 coronavirus particle, illustration. — Stock Photo
    Covid-19 coronavirus particle, illustration.
    Cancer cell, scientific digital illustration. — Stock Photo
    Cancer cell, scientific digital 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
    Baculovirus structure, illustration. Baculoviruses are rod-shaped, enveloped (yellow lipid bilayer) viruses, with a large double-stranded DNA (deoxyribonucleic acid, red) genome packed inside nucleocapsids (protein coats, green) — Stock Photo
    Baculovirus structure, illustration. Baculoviruses are rod-shaped, enveloped (yellow lipid bilayer) viruses, with a large double-stranded DNA (deoxyribonucleic acid, red) genome packed inside nucleocapsids (protein coats, green)
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Lyme disease tick and close-up of Borrelia burgdorferi bacteria, digital illustration. — Stock Photo
    Lyme disease tick and close-up of Borrelia burgdorferi bacteria, digital illustration.
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis — Stock Photo
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis
    Human body systems, 3d illustration. Anatomy of a female body showing rom right to left the muscular, skeletal, nervous, cardiovascular, digestive, respiratory, reproductive, sensory and urinary system. — Stock Photo
    Human body systems, 3d illustration. Anatomy of a female body showing rom right to left the muscular, skeletal, nervous, cardiovascular, digestive, respiratory, reproductive, sensory and urinary system.
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate — Stock Photo
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate
    Chlamydia trachomatis bacterium, computer illustration. Chlamydia trachomatis causes a sexually transmitted infection that can go undetected causing infertility. It also causes the eye disease trachoma, which can lead to blindness. — Stock Photo
    Chlamydia trachomatis bacterium, computer illustration. Chlamydia trachomatis causes a sexually transmitted infection that can go undetected causing infertility. It also causes the eye disease trachoma, which can lead to blindness.
    Spreading germs, conceptual illustration — Stock Photo
    Spreading germs, conceptual illustration
    Cancer cell anatomy — Stock Photo
    Cancer cell anatomy
    Measles virus particles budding from cells, digital illustration. — Stock Photo
    Measles virus particles budding from cells, digital illustration.
    Cell membrane structure, digital illustration. — Stock Photo
    Cell membrane structure, digital illustration.
    Ribonucleic acid (RNA) chain, 3d illustration. — Stock Photo
    Ribonucleic acid (RNA) chain, 3d illustration.
    Macrophage foam cells containing lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells containing lipid droplets, digital illustration.
    Cancer cell, computer illustration — Stock Photo
    Cancer cell, computer illustration
    Antibodies attacking virus particle, 3d illustration — Stock Photo
    Antibodies attacking virus particle, 3d illustration
    HIV virus particles — Stock Photo
    HIV virus particles
    Human brain, conceptual illustration — Stock Photo
    Human brain, conceptual illustration
    Lung cancer cell — Stock Photo
    Lung cancer cell
    Marburg virus particles — Stock Photo
    Marburg virus particles
    Anthrax bacteria, computer illustration. Anthrax bacteria (Bacillus anthracis) are cause of disease anthrax in humans and livestock — Stock Photo
    Anthrax bacteria, computer illustration. Anthrax bacteria (Bacillus anthracis) are cause of disease anthrax in humans and livestock
    Adipocyte fat cells, digital illustration. — Stock Photo
    Adipocyte fat cells, digital illustration.
    Cancer cells in human brain, digital illustration. — Stock Photo
    Cancer cells in human brain, digital illustration.
    Cancer cell, computer illustration. — Stock Photo
    Cancer cell, computer illustration.
    3d illustration of cancer cells attacked and killed by lymphocytes. — Stock Photo
    3d illustration of cancer cells attacked and killed by lymphocytes.
    Human blood, computer illustration — Stock Photo
    Human blood, 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
    Tetanus bacteria, illustration. Clostridium tetani is a gram-positive, spore-forming, anaerobic bacillus (rod-shaped bacterium) that causes tetanus. Members of the Clostridium genus exist as soil saprophytes and as intestinal parasites of animals — Stock Photo
    Tetanus bacteria, illustration. Clostridium tetani is a gram-positive, spore-forming, anaerobic bacillus (rod-shaped bacterium) that causes tetanus. Members of the Clostridium genus exist as soil saprophytes and as intestinal parasites of animals
    Digital illustration showing bacteria causing infections of respiratory system, heart and digestive tract, Mycobacterium tuberculosis, Enterococcus faecalis, Salmonella, Shigella. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory system, heart and digestive tract, Mycobacterium tuberculosis, Enterococcus faecalis, Salmonella, Shigella.
    Bordetella pertussis bacteria — Stock Photo
    Bordetella pertussis bacteria
    Atomic structure and atomic connectivity — Stock Photo
    Atomic structure and atomic connectivity
    UFOs flying above forest trees, illustration. — Stock Photo
    UFOs flying above forest trees, illustration.
    Network, conceptual computer illustration — Stock Photo
    Network, conceptual computer illustration
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Digital illustration of trypanosome parasites in blood which causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasites in blood which causing Chagas disease.
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis — Stock Photo
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration. — Stock Photo
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration.
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Futuristic drones delivering packages in London, UK — Stock Photo
    Futuristic drones delivering packages in London, UK
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells. — Stock Photo
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells.
    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
    Digital illustration of trypanosome parasites which causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasites which causing Chagas disease.
    Illustration of fungus Candida auris — Stock Photo
    Illustration of fungus Candida auris
    Visual rendering of human brain — Stock Photo
    Visual rendering of human brain
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes — Stock Photo
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes
    Measles virus particles budding from cells, digital illustration. — Stock Photo
    Measles virus particles budding from cells, digital illustration.