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    Viral particles enclosed in protective capsid — Stock Photo
    Viral particles enclosed in protective capsid
    Retrovirus virion structure and shape — Stock Photo
    Retrovirus virion structure and shape
    Sindbis virus particles — Stock Photo
    Sindbis virus particles
    Female scientist in clean suit with test tubes studying coronavirus — Stock Photo
    Female scientist in clean suit with test tubes studying coronavirus
    Hepatitis E virus particles — Stock Photo
    Hepatitis E virus particles
    Robot holding COVID-19 vaccination syringe — Stock Photo
    Robot holding COVID-19 vaccination syringe
    Female scientist researching coronavirus in laboratory — Stock Photo
    Female scientist researching coronavirus in laboratory
    Enterovirus with attached integrin molecules — Stock Photo
    Enterovirus with attached integrin molecules
    Female scientist with test tubes researching coronavirus vaccine — Stock Photo
    Female scientist with test tubes researching coronavirus vaccine
    West Nile virus particles — Stock Photo
    West Nile virus particles
    Scientist in clean suit researching coronavirus in laboratory — Stock Photo
    Scientist in clean suit researching coronavirus in laboratory
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Nurse filling a syringe with the coronavirus vaccine ready to vaccinate a patient — Stock Photo
    Nurse filling a syringe with the coronavirus vaccine ready to vaccinate a patient
    Female scientist in clean suit with test tubes studying coronavirus — Stock Photo
    Female scientist in clean suit with test tubes studying coronavirus
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Focused male scientist with test tube researching coronavirus — Stock Photo
    Focused male scientist with test tube researching coronavirus
    Portrait female scientist in clean suit studying coronavirus vaccine — Stock Photo
    Portrait female scientist in clean suit studying coronavirus vaccine
    Retrovirus virion structure and shape — Stock Photo
    Retrovirus virion structure and shape
    Sick man blowing nose with tissues in bed — Stock Photo
    Sick man blowing nose with tissues in bed
    Antibodies attacking influenza viruses — Stock Photo
    Antibodies attacking influenza viruses
    Bacterial infection in the blood stream — Stock Photo
    Bacterial infection in the blood stream
    Viral particle structure — Stock Photo
    Viral particle structure
    Bacterial infection in the blood stream — Stock Photo
    Bacterial infection in the blood stream
    Viral infection and viral particles — Stock Photo
    Viral infection and viral particles
    Nurse vaccinating a young boy with the covid-19 vaccine — Stock Photo
    Nurse vaccinating a young boy with the covid-19 vaccine
    Female scientist in clean suit with test tubes studying coronavirus — Stock Photo
    Female scientist in clean suit with test tubes studying coronavirus
    Close-up of a doctor performing a PCR test on a young boy — Stock Photo
    Close-up of a doctor performing a PCR test on a young boy
    Retrovirus virion structure and shape — Stock Photo
    Retrovirus virion structure and shape
    Female scientist in clean suit researching coronavirus vaccine — Stock Photo
    Female scientist in clean suit researching coronavirus vaccine
    HIV virus, illustration — Stock Photo
    HIV virus, illustration
    Christmas COVID vaccine concept — Stock Photo
    Christmas COVID vaccine concept
    Influenza virus particles in blood stream — Stock Photo
    Influenza virus particles in blood stream
    Female scientist in clean suit researching coronavirus vaccine — Stock Photo
    Female scientist in clean suit researching coronavirus vaccine
    Close-up of a doctor holding a dose of coronavirus vaccine — Stock Photo
    Close-up of a doctor holding a dose of coronavirus vaccine
    Nurse holding a vial of the coronavirus vaccine — Stock Photo
    Nurse holding a vial of the coronavirus vaccine
    Close-up of a doctor holding a dose of coronavirus vaccine — Stock Photo
    Close-up of a doctor holding a dose of coronavirus vaccine
    Scientists in clean suits researching coronavirus vaccine — Stock Photo
    Scientists in clean suits researching coronavirus vaccine
    Hendra virus, computer illustration. Hendra virus infects both humans and horses and is passed on by fruit bats. It is rare and found mainly in Australia — Stock Photo
    Hendra virus, computer illustration. Hendra virus infects both humans and horses and is passed on by fruit bats. It is rare and found mainly in Australia
    Antibodies attacking virus particle, 3d illustration — Stock Photo
    Antibodies attacking virus particle, 3d illustration
    Female scientist in clean suit examining test tubes — Stock Photo
    Female scientist in clean suit examining test tubes
    Coloured scanning electron micrograph of 293T cell infected with human immunodeficiency virus. — Stock Photo
    Coloured scanning electron micrograph of 293T cell infected with human immunodeficiency virus.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Influenza myxovirus particle containing RNA, 3d digital illustration. — Stock Photo
    Influenza myxovirus particle containing RNA, 3d digital illustration.
    Polio virus particles, digital illustration. — Stock Photo
    Polio virus particles, digital illustration.
    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
    Digital illustration of shaped virus cells. — Stock Photo
    Digital illustration of shaped virus cells.
    Healthy Red blood cells — Stock Photo
    Healthy Red blood cells
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Conceptual illustration of coronavirus particles entering human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles entering human lungs.
    Structure of influenza A virus, digital illustration. — Stock Photo
    Structure of influenza A virus, digital illustration.
    Covid-19, Coronavirus. Several covid-19 viruses infecting the human organism. Concept image of the virus inside human cells. — Stock Photo
    Covid-19, Coronavirus. Several covid-19 viruses infecting the human organism. Concept image of the virus inside human cells.
    Lassa virus particles, digital illustration. — Stock Photo
    Lassa virus particles, digital illustration.
    Rotavirus particles infecting human intestine, digital artwork. — Stock Photo
    Rotavirus particles infecting human intestine, digital artwork.
    Conceptual illustration of variants of the SARS-CoV-2 coronavirus with variant spike proteins attached. — Stock Photo
    Conceptual illustration of variants of the SARS-CoV-2 coronavirus with variant spike proteins attached.
    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.
    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.
    Illustration of antibodies (red and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red) — Stock Photo
    Illustration of antibodies (red and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red)
    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
    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