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    Digital illustration of human large intestine on black background. — Stock Photo
    Digital illustration of human large intestine on black background.
    Acanthamoeba castellanii amoeba in cerebrospinal fluid, digital illustration. — Stock Photo
    Acanthamoeba castellanii amoeba in cerebrospinal fluid, digital illustration.
    White blood cells and proteins, digital illustration. — Stock Photo
    White blood cells and proteins, digital illustration.
    Neisseria gonorrhoeae bacteria, illustration. — Stock Photo
    Neisseria gonorrhoeae bacteria, illustration.
    Sperm spermatozoa swimming towards egg cell, colored digital illustration. — Stock Photo
    Sperm spermatozoa swimming towards egg cell, colored digital illustration.
    Digital illustration of shaped virus cells. — Stock Photo
    Digital illustration of shaped virus cells.
    Acute pyelonephritis caused by Acinetobacter baumannii bacteria — Stock Photo
    Acute pyelonephritis caused by Acinetobacter baumannii bacteria
    Computer illustration of co-infection with two major respiratory pathogenic bacteria, Mycobacterium tuberculosis (rod-shaped) and Streptococcus pneumonia (spherical) — Stock Photo
    Computer illustration of co-infection with two major respiratory pathogenic bacteria, Mycobacterium tuberculosis (rod-shaped) and Streptococcus pneumonia (spherical)
    Blue orthomyxovirus particles on blue background, illustration. — Stock Photo
    Blue orthomyxovirus particles on blue background, illustration.
    Oesophageal cancer, computer illustration and light micrograph of cancer tissue. — Stock Photo
    Oesophageal cancer, computer illustration and light micrograph of cancer tissue.
    Dead, dying and healthy red blood cells, conceptual digital illustration. — Stock Photo
    Dead, dying and healthy red blood cells, conceptual digital illustration.
    Migrating breast cancer cell, digital 3d illustration. — Stock Photo
    Migrating breast cancer cell, digital 3d illustration.
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Ebola virus particle, digital illustration. — Stock Photo
    Ebola virus particle, digital illustration.
    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
    Animal cell during cytokinesis (cell division), illustration. — Stock Photo
    Animal cell during cytokinesis (cell division), illustration.
    HIV human immunodeficiency virus in bloodstream, digital illustration — Stock Photo
    HIV human immunodeficiency virus in bloodstream, digital illustration
    Lungs pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual illustration. — Stock Photo
    Lungs pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual illustration.
    Toilet seat microbes, conceptual digital illustration. — Stock Photo
    Toilet seat microbes, conceptual digital illustration.
    Neisseria gonorrhoeae bacteria, digital illustration. — Stock Photo
    Neisseria gonorrhoeae bacteria, digital illustration.
    Transparent sperm cells moving towards round blue coloured egg cell. — Stock Photo
    Transparent sperm cells moving towards round blue coloured egg cell.
    Illustration of a vast dust storm on Mars. Mars is the fourth planet in our Solar System, and the subject of more space missions than any other world — Stock Photo
    Illustration of a vast dust storm on Mars. Mars is the fourth planet in our Solar System, and the subject of more space missions than any other world
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Salmonella, Shigella. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Salmonella, Shigella.
    Human brain limbic system, digital illustration. — Stock Photo
    Human brain limbic system, digital illustration.
    Double exposure thoughtful businessman against cityscape at night — Stock Photo
    Double exposure thoughtful businessman against cityscape at night
    Human two-cell embryo, digital illustration. — Stock Photo
    Human two-cell embryo, digital illustration.
    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
    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
    3d illustration of Pasteurella multocida bacteria. This is Gram-negative, non-motile, penicillin-sensitive coccobacillus belonging to the Pasteurellaceae family — Stock Photo
    3d illustration of Pasteurella multocida bacteria. This is Gram-negative, non-motile, penicillin-sensitive coccobacillus belonging to the Pasteurellaceae family
    Destruction of cancer cell, digital conceptual illustration illustrating treatment of cancer by drugs, nanoparticles and antibodies. — Stock Photo
    Destruction of cancer cell, digital conceptual illustration illustrating treatment of cancer by drugs, nanoparticles and antibodies.
    Illustration of human blood cells flowing through blood vessel. — Stock Photo
    Illustration of human blood cells flowing through blood vessel.
    Human papilloma virus (HPV), computer illustration — Stock Photo
    Human papilloma virus (HPV), computer illustration
    Human brain and spinal cord, computer illustration — Stock Photo
    Human brain and spinal cord, computer illustration
    Colored norovirus particles, digital illustration. — Stock Photo
    Colored norovirus particles, digital illustration.
    Artificial intelligence, conceptual illustration — Stock Photo
    Artificial intelligence, conceptual illustration
    Insulin binding to insulin receptor — Stock Photo
    Insulin binding to insulin receptor
    Ribonucleic acid (RNA) chain, 3d illustration. — Stock Photo
    Ribonucleic acid (RNA) chain, 3d illustration.
    Digital artwork of abstract pathogenic microorganism in human large intestine. — Stock Photo
    Digital artwork of abstract pathogenic microorganism in human large intestine.
    Detailed human brain anatomy, colored digital illustration. — Stock Photo
    Detailed human brain anatomy, colored digital illustration.
    Normal male anatomy — Stock Photo
    Normal male anatomy
    Cancer cell on plain background, digital illustration. — Stock Photo
    Cancer cell on plain background, digital illustration.
    Cryptococcus neoformans fungus, illustration. C. neoformans is a yeast-like fungus that reproduces by budding. An acidic mucopolysaccharide capsule completely encloses the fungus — Stock Photo
    Cryptococcus neoformans fungus, illustration. C. neoformans is a yeast-like fungus that reproduces by budding. An acidic mucopolysaccharide capsule completely encloses the fungus
    Red cancer cells, digital illustration. — Stock Photo
    Red cancer cells, digital illustration.
    Toilet seat microbes, conceptual digital illustration. — Stock Photo
    Toilet seat microbes, conceptual digital illustration.
    Digital illustration of human head anatomy in profile and cross section. — Stock Photo
    Digital illustration of human head anatomy in profile and cross section.
    Car seats and airbags — Stock Photo
    Car seats and airbags
    Plant leaf structure, illustration. Cross-section of a typical plant leaf. In most plants, leaves are the major site of photosynthesis — Stock Photo
    Plant leaf structure, illustration. Cross-section of a typical plant leaf. In most plants, leaves are the major site of photosynthesis
    3d illustration of transparent cells with nuclei on purple background. — Stock Photo
    3d illustration of transparent cells with nuclei on purple background.
    Oral trichomonas parasites, digital illustration. — Stock Photo
    Oral trichomonas parasites, digital illustration.
    Nanobots attacking virus, conceptual digital illustration. — Stock Photo
    Nanobots attacking virus, conceptual digital illustration.
    Nanobot in bloodstream with red erythrocytes, digital illustration. — Stock Photo
    Nanobot in bloodstream with red erythrocytes, digital illustration.
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    Cancer invasion into surrounding tissues, conceptual computer illustration. — Stock Photo
    Cancer invasion into surrounding tissues, conceptual 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
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    Colored rhinovirus particles, digital illustration. — Stock Photo
    Colored rhinovirus particles, digital illustration.
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration.