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    Illustration of tick parasite crawling on human skin surface. — Stock Photo
    Illustration of tick parasite crawling on human skin surface.
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Pentatrichomonas hominis protozoans in human large intestine, digital illustration. — Stock Photo
    Pentatrichomonas hominis protozoans in human large intestine, digital illustration.
    Scabies mite or Sarcoptes scabei — Stock Photo
    Scabies mite or Sarcoptes scabei
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells — Stock Photo
    Bacterial brain infection. Conceptual computer illustration showing Streptococcus pneumoniae bacteria, one of the main causes of bacterial meningitis and meningoencephalitis, infecting brain cells
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Rotavirus virus particles in the blood — Stock Photo
    Rotavirus virus particles in the blood
    Virus particles, 3d digital scientific illustration. — Stock Photo
    Virus particles, 3d digital scientific 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.
    Parasites attacking sperm cell, conceptual illustration. — Stock Photo
    Parasites attacking sperm cell, conceptual illustration.
    3D computer illustration of blastocystis hominis parasites, causative agents of diarrheal infection. — Stock Photo
    3D computer illustration of blastocystis hominis parasites, causative agents of diarrheal infection.
    Measles virus particles, digital illustration. — Stock Photo
    Measles virus particles, digital illustration.
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Otitis media ear infection caused by Streptococcus pneumoniae bacteria, conceptual computer illustration — Stock Photo
    Otitis media ear infection caused by Streptococcus pneumoniae bacteria, conceptual computer illustration
    Inflamed prostate in abstract male body, digital illustration. — Stock Photo
    Inflamed prostate in abstract male body, digital illustration.
    3d rendered illustration of little tick on skin surface. — Stock Photo
    3d rendered illustration of little tick on skin surface.
    Bacterial sinusitis, computer illustration. The sinuses are membrane-lined air-filled spaces in the bones of the face. The frontal sinuses are above the eyes. Below these are the many lobed ethmoid sinuses and behind them the sphenoid sinuses — Stock Photo
    Bacterial sinusitis, computer illustration. The sinuses are membrane-lined air-filled spaces in the bones of the face. The frontal sinuses are above the eyes. Below these are the many lobed ethmoid sinuses and behind them the sphenoid sinuses
    Female body with diseased colon, digital illustration. — Stock Photo
    Female body with diseased colon, digital illustration.
    Influenza myxovirus particle containing RNA, 3d digital illustration. — Stock Photo
    Influenza myxovirus particle containing RNA, 3d digital illustration.
    Pentatrichomonas hominis protozoan in human large intestine, digital illustration. — Stock Photo
    Pentatrichomonas hominis protozoan in human large intestine, digital illustration.
    Methicillin-resistant Staphylococcus aureus bacteria — Stock Photo
    Methicillin-resistant Staphylococcus aureus bacteria
    Cropped unrecognizable female medical specialist in protective uniform, latex gloves and face mask vaccinating African American man patient in clinic during coronavirus outbreak — Stock Photo
    Cropped unrecognizable female medical specialist in protective uniform, latex gloves and face mask vaccinating African American man patient in clinic during coronavirus outbreak
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    Lungs pneumonia and close-up of Haemophilus influenzae bacteria, digital illustration. — Stock Photo
    Lungs pneumonia and close-up of Haemophilus influenzae bacteria, digital illustration.
    Illustration of condiophores of fungus Aspergillus fumigatus — Stock Photo
    Illustration of condiophores of fungus Aspergillus fumigatus
    Illustration of yellow abscesses on kidney and close-up of bacteria. — Stock Photo
    Illustration of yellow abscesses on kidney and close-up of bacteria.
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Digital illustration of Klebsiella granulomatis bacteria causing genital ulcer in case of donovanosis infection. — Stock Photo
    Digital illustration of Klebsiella granulomatis bacteria causing genital ulcer in case of donovanosis infection.
    Female medical specialist in protective uniform, latex gloves and face mask vaccinating African American man patient in clinic during coronavirus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask vaccinating African American man patient in clinic during coronavirus outbreak
    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
    Norovirus infection in small intestine, digital illustration. — Stock Photo
    Norovirus infection in small intestine, digital illustration.
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Illustration of visible lungs in transparent human body silhouette. — Stock Photo
    Illustration of visible lungs in transparent human body silhouette.
    Hepatitis B virus particles in 360-degree panorama view, colored digital illustration. — Stock Photo
    Hepatitis B virus particles in 360-degree panorama view, colored digital illustration.
    Computer illustration of Haemophilus influenzae, coccobacillus bacteria — Stock Photo
    Computer illustration of Haemophilus influenzae, coccobacillus bacteria
    Illustration of silhouette of obese man with painful pancreas. — Stock Photo
    Illustration of silhouette of obese man with painful pancreas.
    Conceptual illustration of coronavirus particles entering human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles entering human lungs.
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Abstract male body with abdominal pain, conceptual digital illustration. — Stock Photo
    Abstract male body with abdominal pain, conceptual digital illustration.
    Mycoplasma genitalium parasitic bacteria, digital illustration. — Stock Photo
    Mycoplasma genitalium parasitic bacteria, digital illustration.
    3d illustration of cross-section of hepatitis pathogen with DNA, cell nucleus and receptors. — Stock Photo
    3d illustration of cross-section of hepatitis pathogen with DNA, cell nucleus and receptors.
    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.
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration. — Stock Photo
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration.
    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
    Giardia lamblia protozoan parasites in duodenum, digital illustration. — Stock Photo
    Giardia lamblia protozoan parasites in duodenum, digital illustration.
    Digital illustration of liver and close-up view of hepatitis B virus. — Stock Photo
    Digital illustration of liver and close-up view of hepatitis B virus.
    Mycoplasma genitalium parasitic bacteria, digital illustration. — Stock Photo
    Mycoplasma genitalium parasitic bacteria, digital illustration.
    Diseased stomach in abstract male body, digital illustration. — Stock Photo
    Diseased stomach in abstract male body, digital illustration.
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Close-up view of tick on white background. — Stock Photo
    Close-up view of tick on white background.
    Diseased lungs in transparent male body on black background, computer illustration. — Stock Photo
    Diseased lungs in transparent male body on black background, computer illustration.
    Acute pyelonephritis. Illustration of small abscesses (yellow) on surface of kidney in case of acute pyelonephritis — Stock Photo
    Acute pyelonephritis. Illustration of small abscesses (yellow) on surface of kidney in case of acute pyelonephritis
    Cropped unrecognizable male medical specialist in protective uniform and latex gloves vaccinating African American female patient in clinic during coronavirus outbreak — Stock Photo
    Cropped unrecognizable male medical specialist in protective uniform and latex gloves vaccinating African American female patient in clinic during coronavirus outbreak
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Back view of anonymous group of professional doctors in protective suits transporting patient with virus infection to hospital — Stock Photo
    Back view of anonymous group of professional doctors in protective suits transporting patient with virus infection to hospital
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration