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    Illustration of an adenovirus particle entering a cell. Adenoviruses are the largest viruses not to have a protein coat covering their capsid — Stock Photo
    Illustration of an adenovirus particle entering a cell. Adenoviruses are the largest viruses not to have a protein coat covering their capsid
    3d illustration of cholera pathogens in dark polluted water. — Stock Photo
    3d illustration of cholera pathogens in dark polluted water.
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae. — Stock Photo
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae.
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation — Stock Photo
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation
    Digital illustration of trypanosome parasites causing Chagas disease in blood vessel. — Stock Photo
    Digital illustration of trypanosome parasites causing Chagas disease in blood vessel.
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    St. Louis encephalitis virus particles, computer illustration — Stock Photo
    St. Louis encephalitis virus particles, computer illustration
    Nipah virus particles, digital artwork. — Stock Photo
    Nipah virus particles, digital artwork.
    Neisseria gonorrhoeae bacteria, illustration. — Stock Photo
    Neisseria gonorrhoeae bacteria, illustration.
    Illustration of blue cell membrane on white background. — Stock Photo
    Illustration of blue cell membrane on white background.
    Life science technicians using micropipette in laboratory. — Stock Photo
    Life science technicians using micropipette in laboratory.
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae. — Stock Photo
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae.
    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
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    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
    Plasmodium falciparum protozoan inside red blood cells, computer illustration — Stock Photo
    Plasmodium falciparum protozoan inside red blood cells, computer illustration
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil blood cells.
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans — Stock Photo
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans
    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
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration.
    Illustration of Nipah viruses binding to receptors on human cells, an initial stage of Nipah infection. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore — Stock Photo
    Illustration of Nipah viruses binding to receptors on human cells, an initial stage of Nipah infection. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore
    Pneumonia caused by bacterium Pseudomonas aeruginosa, digital illustration. — Stock Photo
    Pneumonia caused by bacterium Pseudomonas aeruginosa, digital illustration.
    Lungs with Legionnaires disease and close-up of Legionella pneumophila bacteria, conceptual illustration. — Stock Photo
    Lungs with Legionnaires disease and close-up of Legionella pneumophila bacteria, conceptual illustration.
    3d illustration of transparent and colourful protozoa. — Stock Photo
    3d illustration of transparent and colourful protozoa.
    Schizosaccharomyces pombe yeast — Stock Photo
    Schizosaccharomyces pombe yeast
    Lassa virus particles, digital illustration. — Stock Photo
    Lassa virus particles, digital illustration.
    Mucor fungus on black background, digital illustration. — Stock Photo
    Mucor fungus on black background, digital illustration.
    Hands of microbiologist pouring agar into petri dish in lab. — Stock Photo
    Hands of microbiologist pouring agar into petri dish in lab.
    Ebola virus particle structure — Stock Photo
    Ebola virus particle structure
    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
    Covid-19 coronavirus spike protein (pink and red), computer illustration — Stock Photo
    Covid-19 coronavirus spike protein (pink and red), computer illustration
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Influenza virus, computer illustration — Stock Photo
    Influenza virus, computer illustration
    Digital illustration showing close-up of cholera infection bacteria in small intestine. — Stock Photo
    Digital illustration showing close-up of cholera infection bacteria in small intestine.
    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.
    Coronavirus particle, computer illustration — Stock Photo
    Coronavirus particle, computer illustration
    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)
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Meningitis bacteria (Neisseria meningitidis), computer illustration — Stock Photo
    Meningitis bacteria (Neisseria meningitidis), computer illustration
    Close-up of microcentrifuge tubes with blood samples. — Stock Photo
    Close-up of microcentrifuge tubes with blood samples.
    Digital illustration of core particles of bluetongue virus with proteins represented by colored blobs. — Stock Photo
    Digital illustration of core particles of bluetongue virus with proteins represented by colored blobs.
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Fungal infection of upper skin layer, digital illustration. — Stock Photo
    Fungal infection of upper skin layer, digital illustration.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Group of Gram-positive anaerobic bifidobacteria, digital illustration. — Stock Photo
    Group of Gram-positive anaerobic bifidobacteria, digital illustration.
    3d illustration of antibiotics destroying bacteria. — Stock Photo
    3d illustration of antibiotics destroying bacteria.
    Medical illustration of human cell structure on dark background. — Stock Photo
    Medical illustration of human cell structure on dark background.
    Agar plates with growing fungus colony on laboratory table. — Stock Photo
    Agar plates with growing fungus colony on laboratory table.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Illustration of SARS-Cov-2 viruses (red), the cause of Covid-19, infecting the brain — Stock Photo
    Illustration of SARS-Cov-2 viruses (red), the cause of Covid-19, infecting the brain
    Fungal infection of upper skin layer, digital illustration. — Stock Photo
    Fungal infection of upper skin layer, digital illustration.
    Illustration of several of the antibiotic resistance mechanisms of bacteria — Stock Photo
    Illustration of several of the antibiotic resistance mechanisms of bacteria
    Illustration of Leptospira interrogans, showing a tightly-coiled, highly motile spirochaete bacterium — Stock Photo
    Illustration of Leptospira interrogans, showing a tightly-coiled, highly motile spirochaete bacterium
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Neisseria gonorrhoeae bacteria, digital illustration. — Stock Photo
    Neisseria gonorrhoeae bacteria, digital illustration.
    Digital illustration of Streptococcus thermophilus bacteria for dairy food industry. — Stock Photo
    Digital illustration of Streptococcus thermophilus bacteria for dairy food industry.
    Gram-positive Peptococcus bacteria, digital illustration. — Stock Photo
    Gram-positive Peptococcus bacteria, digital illustration.