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    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus. — Stock Photo
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus.
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Bacilli bacteria in the intestine — Stock Photo
    Bacilli bacteria in the intestine
    Human protected and isolated from the outside in a glass box. — Stock Photo
    Human protected and isolated from the outside in a glass box.
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Fibrous-cavernous pulmonary tuberculosis cavity in right lung with well-formed fibrous layer. — Stock Photo
    Fibrous-cavernous pulmonary tuberculosis cavity in right lung with well-formed fibrous layer.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Bacterial culture grown from human skin on Petri dish with nutrient medium. — Stock Photo
    Bacterial culture grown from human skin on Petri dish with nutrient medium.
    Aerobic gram-positive Micrococcus luteus bacteria, digital illustration. — Stock Photo
    Aerobic gram-positive Micrococcus luteus bacteria, digital illustration.
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background — Stock Photo
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background
    Measles virus particle, illustration. This virus, from the Morbillivirus group of viruses, consists of an RNA (ribonucleic acid) core surrounded by an envelope studded with surface proteins haemagglutinin-neuraminidase and fusion protein — Stock Photo
    Measles virus particle, illustration. This virus, from the Morbillivirus group of viruses, consists of an RNA (ribonucleic acid) core surrounded by an envelope studded with surface proteins haemagglutinin-neuraminidase and fusion protein
    Flush toilet microbes on contaminated surface, conceptual digital illustration on white background. — Stock Photo
    Flush toilet microbes on contaminated surface, conceptual digital illustration on white background.
    Fibrous-cavernous pulmonary tuberculosis cavity in right lung with well-formed fibrous layer. — Stock Photo
    Fibrous-cavernous pulmonary tuberculosis cavity in right lung with well-formed fibrous layer.
    Illustration of yellow abscesses on kidney and close-up of Enterococcus bacteria. — Stock Photo
    Illustration of yellow abscesses on kidney and close-up of Enterococcus bacteria.
    Flush toilet microbe on contaminated surface, conceptual digital illustration on white background. — Stock Photo
    Flush toilet microbe on contaminated surface, conceptual digital illustration on white background.
    Bacterial blood infection, digital illustration. — Stock Photo
    Bacterial blood infection, digital illustration.
    Digital artwork of Streptococcus pneumoniae bacteria inside alveoli of lung causing pneumonia. — Stock Photo
    Digital artwork of Streptococcus pneumoniae bacteria inside alveoli of lung causing pneumonia.
    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)
    Fibrous-cavernous pulmonary tuberculosis and close-up of Mycobacterium tuberculosis bacteria. — Stock Photo
    Fibrous-cavernous pulmonary tuberculosis and close-up of Mycobacterium tuberculosis bacteria.
    Human digestive system with Shigellosis infection and close-up of Shigella bacteria. — Stock Photo
    Human digestive system with Shigellosis infection and close-up of Shigella bacteria.
    Conceptual digital illustration showing Pentatrichomonas hominis parasites in drop of water from dirty tap. — Stock Photo
    Conceptual digital illustration showing Pentatrichomonas hominis parasites in drop of water from dirty tap.
    Toilet seat microbes, conceptual digital illustration. — Stock Photo
    Toilet seat microbes, conceptual digital illustration.
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Toilet microbes on contaminated seat surface, conceptual digital illustration. — Stock Photo
    Toilet microbes on contaminated seat surface, conceptual digital illustration.
    Close-up of bacterial gonorrhoea infection in female body, digital illustration. — Stock Photo
    Close-up of bacterial gonorrhoea infection in female body, digital illustration.
    Appendix showing appendicitis — Stock Photo
    Appendix showing appendicitis
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Close-up of bacterial gonorrhoea infection in female body, digital illustration. — Stock Photo
    Close-up of bacterial gonorrhoea infection in female body, digital illustration.
    3d illustration of virus particles and intestinal villi. — Stock Photo
    3d illustration of virus particles and intestinal villi.
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus. — Stock Photo
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus.
    Toilet microbe on contaminated seat surface in water closet, conceptual digital illustration. — Stock Photo
    Toilet microbe on contaminated seat surface in water closet, conceptual digital illustration.
    Fungal infection of upper skin layer, digital illustration. — Stock Photo
    Fungal infection of upper skin layer, digital illustration.
    Section through a wart — Stock Photo
    Section through a wart
    Malaria-infected mosquito piercing skin and transmitting malaria parasites into bloodstream. — Stock Photo
    Malaria-infected mosquito piercing skin and transmitting malaria parasites into bloodstream.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus. — Stock Photo
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus.
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    Flush toilet microbes on contaminated surface, conceptual digital illustration on black background. — Stock Photo
    Flush toilet microbes on contaminated surface, conceptual digital illustration on black background.
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis — Stock Photo
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis
    3d illustration of antibiotics destroying bacteria. — Stock Photo
    3d illustration of antibiotics destroying bacteria.
    Cell infected with virus particles causing a programmed cell death, 3d illustration — Stock Photo
    Cell infected with virus particles causing a programmed cell death, 3d illustration
    Fibrous-cavernous pulmonary tuberculosis and close-up of Mycobacterium tuberculosis bacteria. — Stock Photo
    Fibrous-cavernous pulmonary tuberculosis and close-up of Mycobacterium tuberculosis bacteria.
    Infected human bronchus — Stock Photo
    Infected human bronchus
    Bacterial blood infection — Stock Photo
    Bacterial blood infection
    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)
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Conceptual illustration showing bacteria Vibrio cholerae in drop of water from tap. — Stock Photo
    Conceptual illustration showing bacteria Vibrio cholerae in drop of water from tap.
    Causes of bacterial meningitis, computer illustration. Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae and Listeria monocytogenes bacteria, the main causative agents of bacterial meningitis. Labelled image. — Stock Photo
    Causes of bacterial meningitis, computer illustration. Neisseria meningitidis, Streptococcus pneumoniae, Haemophilus influenzae and Listeria monocytogenes bacteria, the main causative agents of bacterial meningitis. Labelled image.
    Flush toilet microbes, conceptual digital illustration on white background. — Stock Photo
    Flush toilet microbes, conceptual digital illustration on white background.
    Healthy and Infected bronchus — Stock Photo
    Healthy and Infected bronchus
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration. — Stock Photo
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration.
    Digital illustration of abnormal blood cells infected by hairy cell leukemia. — Stock Photo
    Digital illustration of abnormal blood cells infected by hairy cell leukemia.
    Red surveillance camera on blue background monitoring people on the street. Camera to search for quarantine offenders caused by Coronavirus — Stock Photo
    Red surveillance camera on blue background monitoring people on the street. Camera to search for quarantine offenders caused by Coronavirus
    Illustration of female silhouette with highlighted colon infection. — Stock Photo
    Illustration of female silhouette with highlighted colon infection.
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    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.