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    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis — Stock Photo
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis
    White blood cells, digital illustration. — Stock Photo
    White blood cells, digital illustration.
    Herpes simplex viruses, computer illustration — Stock Photo
    Herpes simplex viruses, computer illustration
    Infected bronchus with mucus — Stock Photo
    Infected bronchus with mucus
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Cancer cell morphology — Stock Photo
    Cancer cell morphology
    Colored norovirus particles, digital illustration. — Stock Photo
    Colored norovirus particles, digital illustration.
    Brain shaped network on black background, digital illustration. — Stock Photo
    Brain shaped network on black background, digital illustration.
    Macrophage foam cell with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cell with lipid droplets, digital illustration.
    Broadbean pollen grain — Stock Photo
    Broadbean pollen grain
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Digital illustration of trypanosome protozoan parasite causing sleeping sickness transmitted by blood. — Stock Photo
    Digital illustration of trypanosome protozoan parasite causing sleeping sickness transmitted by blood.
    3d illustration of optical light guide cables in grey and red with open ends which shining brightly. — Stock Photo
    3d illustration of optical light guide cables in grey and red with open ends which shining brightly.
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3) — Stock Photo
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3)
    Cells dividing, computer illustration — Stock Photo
    Cells dividing, computer illustration
    Arenavirus (or Lassa virus, LASV) particles budding from a cell, illustration. This virus mainly infects rodents, but can infect humans through exposure to infected rodent faeces or urine — Stock Photo
    Arenavirus (or Lassa virus, LASV) particles budding from a cell, illustration. This virus mainly infects rodents, but can infect humans through exposure to infected rodent faeces or urine
    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
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Colored yellow DNA molecule damage on white background, genetic disorder conceptual illustration. — Stock Photo
    Colored yellow DNA molecule damage on white background, genetic disorder conceptual illustration.
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Toilet seat microbes, conceptual digital illustration. — Stock Photo
    Toilet seat microbes, conceptual digital illustration.
    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.
    Digital illustration of red cancer cells, full frame. — Stock Photo
    Digital illustration of red cancer cells, full frame.
    Human embryo cells, scientific medical illustration. — Stock Photo
    Human embryo cells, scientific medical illustration.
    Quetzalcoatlus skeleton against white background, digital illustration. — Stock Photo
    Quetzalcoatlus skeleton against white background, digital illustration.
    Macrophages engulfing tuberculosis bacteria — Stock Photo
    Macrophages engulfing tuberculosis bacteria
    Human brain pituitary gland, digital illustration. — Stock Photo
    Human brain pituitary gland, digital illustration.
    Centrifuging blood samples in barcoded test tubes, digital illustration. — Stock Photo
    Centrifuging blood samples in barcoded test tubes, digital illustration.
    3d illustration of connected reflecting balls on green background. — Stock Photo
    3d illustration of connected reflecting balls on green background.
    Global virus outbreak, conceptual illustration. — Stock Photo
    Global virus outbreak, conceptual illustration.
    Clostridium bacteria, computer illustration. Clostridia are spore-forming bacteria that include several human pathogenic species, C. difficile, C. tetani, C. botulinum, C. perfringens, and others. C. difficile is a normal inhabitant of the human inte — Stock Photo
    Clostridium bacteria, computer illustration. Clostridia are spore-forming bacteria that include several human pathogenic species, C. difficile, C. tetani, C. botulinum, C. perfringens, and others. C. difficile is a normal inhabitant of the human inte
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B, Salmonella. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B, Salmonella.
    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
    Human brain thalamus, medical digital illustration. — Stock Photo
    Human brain thalamus, medical digital illustration.
    Covid-19 coronavirus particles, computer illustration — Stock Photo
    Covid-19 coronavirus particles, computer illustration
    Human metapneumovirus particles. Computer illustration of particles of the human metapneumovirus (hMPV), a respiratory virus that affects almost all children by the age of 5 — Stock Photo
    Human metapneumovirus particles. Computer illustration of particles of the human metapneumovirus (hMPV), a respiratory virus that affects almost all children by the age of 5
    Illustration of an adenovirus particle in a clathrin-coated vesicle, the means by which it enters a human cell — Stock Photo
    Illustration of an adenovirus particle in a clathrin-coated vesicle, the means by which it enters a human cell
    Safety of drinking water. Conceptual illustration showing cysts of Giardia intestinalis parasite in drop of water from tap. — Stock Photo
    Safety of drinking water. Conceptual illustration showing cysts of Giardia intestinalis parasite in drop of water from tap.
    3d illustration of sperm cells frozen into ice cubes. — Stock Photo
    3d illustration of sperm cells frozen into ice cubes.
    Cells dividing, computer illustration — Stock Photo
    Cells dividing, computer illustration
    Oral trichomonas parasites, digital illustration. — Stock Photo
    Oral trichomonas parasites, digital illustration.
    3d illustration of a schistosome fluke (Schistosoma mansoni) — Stock Photo
    3d illustration of a schistosome fluke (Schistosoma mansoni)
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3) — Stock Photo
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3)
    Reovirus viral particle — Stock Photo
    Reovirus viral particle
    Human silhouette with infected lungs with Pulmonary blastomycosis and close-up of Blastomyces dermatitidis fungus particles. — Stock Photo
    Human silhouette with infected lungs with Pulmonary blastomycosis and close-up of Blastomyces dermatitidis fungus particles.
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses.
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Antibodies attacking neurons. Conceptual computer illustration of autoimmune neurologic diseases — Stock Photo
    Antibodies attacking neurons. Conceptual computer illustration of autoimmune neurologic diseases
    Human sperm approaching egg cell, digital illustration. — Stock Photo
    Human sperm approaching egg cell, digital illustration.
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    Digital illustration of trypanosome protozoan parasite causing sleeping sickness transmitted by blood. — Stock Photo
    Digital illustration of trypanosome protozoan parasite causing sleeping sickness transmitted by blood.
    Human brain olfactory bulb, digital illustration. — Stock Photo
    Human brain olfactory bulb, digital illustration.
    Tuberculosis bacteria, 3d illustration. — Stock Photo
    Tuberculosis bacteria, 3d illustration.
    Colored digital illustration of Blastomyces dermatitidis fungus causing fungal infection. — Stock Photo
    Colored digital illustration of Blastomyces dermatitidis fungus causing fungal infection.
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    3d illustration of the internal organs of a human body with the cardiovascular and nervous systems and brain. — Stock Photo
    3d illustration of the internal organs of a human body with the cardiovascular and nervous systems and brain.
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Digital illustration of trypanosome parasite in blood causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasite in blood causing Chagas disease.