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52 results

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    Yersinia pestis bacteria, illustration — Stock Photo
    Yersinia pestis bacteria, illustration
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    Cancer cells and white blood cells — Stock Photo
    Cancer cells and white blood cells
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    Human immunodeficiency virus infection — Stock Photo
    Human immunodeficiency virus infection
    Cancer cells dividing — Stock Photo
    Cancer cells dividing
    Escherichia coli bacteria on gecko tongue — Stock Photo
    Escherichia coli bacteria on gecko tongue
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Breast cancer cells growing in culture — Stock Photo
    Breast cancer cells growing in culture
    Cultured cancer cells — Stock Photo
    Cultured cancer cells
    Cancer cell characteristic — Stock Photo
    Cancer cell characteristic
    Lung cancer cells — Stock Photo
    Lung cancer cells
    Migrating cancer cells — Stock Photo
    Migrating cancer cells
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Pancreatic cancer cells — Stock Photo
    Pancreatic cancer cells
    Cancer cells and white blood cells — Stock Photo
    Cancer cells and white blood cells
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Escherichia coli bacteria on gecko tongue — Stock Photo
    Escherichia coli bacteria on gecko tongue
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Cancer cells dividing — Stock Photo
    Cancer cells dividing
    Anthrax bacteria structure — Stock Photo
    Anthrax bacteria structure
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Dividing cancerous cells — Stock Photo
    Dividing cancerous cells
    Cultured cancer cells — Stock Photo
    Cultured cancer cells
    Influenza virus particles in blood stream — Stock Photo
    Influenza virus particles in blood stream
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Cancer cells with cytoplasmic projections — Stock Photo
    Cancer cells with cytoplasmic projections
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Influenza virus structure — Stock Photo
    Influenza virus structure
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Migrating cancer cells — Stock Photo
    Migrating cancer cells
    Cancer cells on tissue surface — Stock Photo
    Cancer cells on tissue surface
    Antibodies attacking influenza viruses — Stock Photo
    Antibodies attacking influenza viruses
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Uneven surface and cytoplasmic projections — Stock Photo
    Uneven surface and cytoplasmic projections
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Breast cancer cells growing in culture — Stock Photo
    Breast cancer cells growing in culture
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Rod-shaped Anthrax bacteria — Stock Photo
    Rod-shaped Anthrax bacteria