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    Pattern of cultures growing in Petri dishes on plain background. — Stock Photo
    Pattern of cultures growing in Petri dishes on plain background.
    Bacteria and viruses of different shapes, digital illustration. — Stock Photo
    Bacteria and viruses of different shapes, digital illustration.
    Computer illustration of staphylococci bacteria (Staphylococcus aureus) — Stock Photo
    Computer illustration of staphylococci bacteria (Staphylococcus aureus)
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis. — Stock Photo
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis.
    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque
    Medical illustration of bacteria in human intestine. — Stock Photo
    Medical illustration of bacteria in human intestine.
    3d illustration of a Salmonella sp. bacterium approaching human cell — Stock Photo
    3d illustration of a Salmonella sp. bacterium approaching human cell
    Otitis media ear infection caused by Streptococcus pneumoniae bacteria, conceptual computer illustration — Stock Photo
    Otitis media ear infection caused by Streptococcus pneumoniae bacteria, conceptual computer illustration
    Purple colored Enterococcus bacteria, computer illustration. — Stock Photo
    Purple colored Enterococcus bacteria, computer illustration.
    Antibiotic resistant Pseudomonas aeruginosa bacteria, digital 3d illustration. — Stock Photo
    Antibiotic resistant Pseudomonas aeruginosa bacteria, digital 3d illustration.
    Soil bacteria, coloured scanning electron micrograph. — Stock Photo
    Soil bacteria, coloured scanning electron micrograph.
    Researcher holding a petri dish — Stock Photo
    Researcher holding a petri dish
    Gram-positive Peptococcus bacteria, digital illustration. — Stock Photo
    Gram-positive Peptococcus bacteria, digital illustration.
    Light micrograph of Aspergillus sp. Fungus. — Stock Photo
    Light micrograph of Aspergillus sp. Fungus.
    Vibrio vulnificus bacteria found in sea water, colored computer illustration. — Stock Photo
    Vibrio vulnificus bacteria found in sea water, colored computer illustration.
    Bacteria infecting organism — Stock Photo
    Bacteria infecting organism
    Bacterial cystitis, illustration. Cystitis (inflammation of the bladder) can be caused by the bacterium E. coli (red). — Stock Photo
    Bacterial cystitis, illustration. Cystitis (inflammation of the bladder) can be caused by the bacterium E. coli (red).
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Bacteria infecting organism — Stock Photo
    Bacteria infecting organism
    Transfusion transmitted virus particles, digital illustration — Stock Photo
    Transfusion transmitted virus particles, digital illustration
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria. — Stock Photo
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria.
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    Illustration of rod-shaped bacteria inside alveoli of lungs causing lower respiratory tract infection. — Stock Photo
    Illustration of rod-shaped bacteria inside alveoli of lungs causing lower respiratory tract infection.
    Rod-shaped bacterial strands — Stock Photo
    Rod-shaped bacterial strands
    Composite image of scientist hand with colony of Micrococcus luteus bacteria in nutrient medium — Stock Photo
    Composite image of scientist hand with colony of Micrococcus luteus bacteria in nutrient medium
    Illustration of Streptococcus pneumoniae bacteria inside alveoli of lungs causing pneumonia. — Stock Photo
    Illustration of Streptococcus pneumoniae bacteria inside alveoli of lungs causing pneumonia.
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Digital illustration of E coli bacteria on light background. — Stock Photo
    Digital illustration of E coli bacteria on light background.
    Brucella bacteria, illustration. Gram-negative pleomorphic bacteria that cause brucellosis in cattle and humans and are transmitted to humans by direct contact with ill animal or by contaminated milk. — Stock Photo
    Brucella bacteria, illustration. Gram-negative pleomorphic bacteria that cause brucellosis in cattle and humans and are transmitted to humans by direct contact with ill animal or by contaminated milk.
    Computer illustration of rod-shaped bacilli bacteria inside alveolus of lung, causing lower respiratory tract infection and bacterial pneumonia. — Stock Photo
    Computer illustration of rod-shaped bacilli bacteria inside alveolus of lung, causing lower respiratory tract infection and bacterial pneumonia.
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Lungs pneumonia and close-up of Haemophilus influenzae bacteria, digital illustration. — Stock Photo
    Lungs pneumonia and close-up of Haemophilus influenzae bacteria, digital illustration.
    Lactobacillus crispatus bacteria, illustration — Stock Photo
    Lactobacillus crispatus bacteria, illustration
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria. — Stock Photo
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria.
    Lactobacillus bacteria in human small intestine microbiome, digital illustration. — Stock Photo
    Lactobacillus bacteria in human small intestine microbiome, digital illustration.
    Neisseria gonorrhoeae bacteria, illustration. — Stock Photo
    Neisseria gonorrhoeae bacteria, illustration.
    Toilet microbes on contaminated seat surface in water closet, conceptual digital illustration. — Stock Photo
    Toilet microbes on contaminated seat surface in water closet, conceptual digital illustration.
    Colony of Paeruginosa bacteria — Stock Photo
    Colony of Paeruginosa bacteria
    Plaque-forming bacteria, colored scanning electron micrograph. — Stock Photo
    Plaque-forming bacteria, colored scanning electron micrograph.
    Digital illustration of red colored Streptococcus thermophilus bacteria for dairy food industry. — Stock Photo
    Digital illustration of red colored Streptococcus thermophilus bacteria for dairy food industry.
    Spherical and rod-shaped bacteria inside biofilm, 360 degree panorama, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, 360 degree panorama, digital illustration.
    3d illustration of extreme close-up of red rod-shaped bacteria. — Stock Photo
    3d illustration of extreme close-up of red rod-shaped bacteria.
    Staphylococcus aureus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Staphylococcus aureus coccoid bacteria, colored scanning electron micrograph.
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    Bacterial blood infection, digital illustration. — Stock Photo
    Bacterial blood infection, digital illustration.
    Stacks of Petri dishes with cultured agar on plain background. — Stock Photo
    Stacks of Petri dishes with cultured agar on plain background.
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Acetobacter bacteria colony — Stock Photo
    Acetobacter bacteria colony
    Colored scanning electron micrograph of anthrax gram-positive, rod-shaped bacteria known as Bacillus anthracis. — Stock Photo
    Colored scanning electron micrograph of anthrax gram-positive, rod-shaped bacteria known as Bacillus anthracis.
    3d illustration of Pneumocystis jirovecii (formerly known as Pneumocystis carinii) opportunistic yeast-like fungus which causes pneumonia in patients with HIV. — Stock Photo
    3d illustration of Pneumocystis jirovecii (formerly known as Pneumocystis carinii) opportunistic yeast-like fungus which causes pneumonia in patients with HIV.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Petri dishes with culture in laboratory, microbiology research concept. — Stock Photo
    Petri dishes with culture in laboratory, microbiology research concept.
    Computer illustration of staphylococci bacteria (Staphylococcus aureus) — Stock Photo
    Computer illustration of staphylococci bacteria (Staphylococcus aureus)
    Digital illustration of Legionella pneumophila bacteria causing Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria causing Legionnaires disease.
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis — Stock Photo
    Tuberculosis bacteria. Computer illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis
    Top view of microbes growing on agar plate. — Stock Photo
    Top view of microbes growing on agar plate.
    Petri dish with bacteria — Stock Photo
    Petri dish with bacteria
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.