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    Medical illustration of human cell structure on white background. — Stock Photo
    Medical illustration of human cell structure on white background.
    Abstract blue colored cancer cell on black background, digital illustration. — Stock Photo
    Abstract blue colored cancer cell on black background, digital illustration.
    Adult Pubic louse on hair — Stock Photo
    Adult Pubic louse on hair
    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.
    Giardia lamblia protozoan parasites in duodenum, digital illustration. — Stock Photo
    Giardia lamblia protozoan parasites in duodenum, digital illustration.
    Magnified digital illustration of Candida albicans yeast. — Stock Photo
    Magnified digital illustration of Candida albicans yeast.
    Fusarium fungus on black background, digital illustration. — Stock Photo
    Fusarium fungus on black background, digital illustration.
    Zika virus particles transmitted by mosquito bite, digital illustration. — Stock Photo
    Zika virus particles transmitted by mosquito bite, digital illustration.
    Interaction between virus and dendritic cell, computer illustration. Dendritic cells play a crucial role in initiating immune responses against viruses. They recognise incoming viruses and present their antigens to T cells. — Stock Photo
    Interaction between virus and dendritic cell, computer illustration. Dendritic cells play a crucial role in initiating immune responses against viruses. They recognise incoming viruses and present their antigens to T cells.
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Colored illustration of amyloid plaques on nerve cell. — Stock Photo
    Colored illustration of amyloid plaques on nerve cell.
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria — Stock Photo
    Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory droplets and causes the disease diphtheria
    Penicillinum fungus on black background, digital illustration. — Stock Photo
    Penicillinum fungus on black background, digital illustration.
    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.
    Conceptual image of coxsackievirus cells — Stock Photo
    Conceptual image of coxsackievirus cells
    Digital illustration of Enterobacteriaceae Gram-negative rod-shaped bacteria. — Stock Photo
    Digital illustration of Enterobacteriaceae Gram-negative rod-shaped bacteria.
    Microscopic view of Bacillus anthracis bacteriophyta — Stock Photo
    Microscopic view of Bacillus anthracis bacteriophyta
    Illustration of unfertilized human egg cell. — Stock Photo
    Illustration of unfertilized human egg cell.
    3d illustration of neuron anatomy and stricture with descriptions. — Stock Photo
    3d illustration of neuron anatomy and stricture with descriptions.
    Illustration of blue cell membrane on white background. — Stock Photo
    Illustration of blue cell membrane on white background.
    Digital illustration of blue rod-shaped bacteria on white background. — Stock Photo
    Digital illustration of blue rod-shaped bacteria on white background.
    Digital artwork of round blue cells on plain background. — Stock Photo
    Digital artwork of round blue cells on plain background.
    Serratia marcescens rod-shaped Gram-negative bacteria, digital illustration — Stock Photo
    Serratia marcescens rod-shaped Gram-negative bacteria, digital illustration
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Illustration of HIV virus particles in human blood. — Stock Photo
    Illustration of HIV virus particles in human blood.
    Coloured scanning electron micrograph intricately structured microscopic brochosomes granules secreted by leafhopper. — Stock Photo
    Coloured scanning electron micrograph intricately structured microscopic brochosomes granules secreted by leafhopper.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Coloured scanning electron micrograph of cultured cancer cell from human cervix showing numerous microvilli. — Stock Photo
    Coloured scanning electron micrograph of cultured cancer cell from human cervix showing numerous microvilli.
    Mouldy bread and illustration of microscopic fungi Penicillium causing food spoilage and producing antibiotic penicillin. — Stock Photo
    Mouldy bread and illustration of microscopic fungi Penicillium causing food spoilage and producing antibiotic penicillin.
    Illustration of damaged nerve cell on purple background. — Stock Photo
    Illustration of damaged nerve cell on purple background.
    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.
    Listeria monocytogenes bacterium, computer illustration. L. monocytogenes is the causative agent of the human disease listeriosis. Listeriosis is contracted through contaminated food — Stock Photo
    Listeria monocytogenes bacterium, computer illustration. L. monocytogenes is the causative agent of the human disease listeriosis. Listeriosis is contracted through contaminated food
    Closeup of Amoeba, computer illustration — Stock Photo
    Closeup of Amoeba, computer illustration
    Alternaria fungi on black background, digital illustration. — Stock Photo
    Alternaria fungi on black background, digital illustration.
    Virus particles on white background, digital illustration. — Stock Photo
    Virus particles on white background, digital illustration.
    3d illustration of human sperm cells in reproductive process. — Stock Photo
    3d illustration of human sperm cells in reproductive process.
    Human embryo with four cells — Stock Photo
    Human embryo with four cells
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Listeria monocytogenes bacterium, computer illustration. L. monocytogenes is the causative agent of the human disease listeriosis. Listeriosis is contracted through contaminated food — Stock Photo
    Listeria monocytogenes bacterium, computer illustration. L. monocytogenes is the causative agent of the human disease listeriosis. Listeriosis is contracted through contaminated food
    Magnified digital illustration of leukocyte cell. — Stock Photo
    Magnified digital illustration of leukocyte cell.
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system. — Stock Photo
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system.
    Illustration of dividing human egg cell. — Stock Photo
    Illustration of dividing human egg cell.
    3d illustration of blue colored Meningococcus meningitis bacteria pathogens. — Stock Photo
    3d illustration of blue colored Meningococcus meningitis bacteria pathogens.
    Digital illustration showing cerebrospinal fluid containing numerous neutrophils with Neisseria meningitidis bacteria of Meningococcal meningitis. — Stock Photo
    Digital illustration showing cerebrospinal fluid containing numerous neutrophils with Neisseria meningitidis bacteria of Meningococcal meningitis.
    Stylized colorful rabies virus particles — Stock Photo
    Stylized colorful rabies virus particles
    Probiotic bacteria in normal intestinal microbiota, digital illustration. — Stock Photo
    Probiotic bacteria in normal intestinal microbiota, digital illustration.
    Penicillinum fungus on white background, digital illustration. — Stock Photo
    Penicillinum fungus on white background, digital illustration.
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    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.
    Zika virus particles transmitted by mosquito bite, digital illustration. — Stock Photo
    Zika virus particles transmitted by mosquito bite, digital illustration.
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Illustration of human egg cell on blue background. — Stock Photo
    Illustration of human egg cell on blue background.
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a colon biopsy from a colonoscopy. The pathology report describes normal colonic mucosa fragment with colic glands. Haematoxylin and eosin stain.
    Closeup of Amoeba, computer illustration — Stock Photo
    Closeup of Amoeba, computer illustration
    Gram-negative Veillonella bacteria, digital illustration. — Stock Photo
    Gram-negative Veillonella bacteria, digital illustration.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Probiotic bacteria in normal intestinal microbiota, digital illustration. — Stock Photo
    Probiotic bacteria in normal intestinal microbiota, digital illustration.