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    Protein molecules, 3d illustration — Stock Photo
    Protein molecules, 3d illustration
    Acute pyelonephritis caused by Acinetobacter baumannii bacteria — Stock Photo
    Acute pyelonephritis caused by Acinetobacter baumannii bacteria
    3d illustration of running human shaped colorful sculpture. — Stock Photo
    3d illustration of running human shaped colorful sculpture.
    Conceptual illustration of human microbiome microbes inside capsule. — Stock Photo
    Conceptual illustration of human microbiome microbes inside capsule.
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells. — Stock Photo
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Digital illustration of Escherichia coli bacteria on white background. — Stock Photo
    Digital illustration of Escherichia coli bacteria on white background.
    Structure of cellular organelles — Stock Photo
    Structure of cellular organelles
    Human alveoli anatomy — Stock Photo
    Human alveoli anatomy
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration. — Stock Photo
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration.
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    3d illustration of sperm cells frozen into ice cubes. — Stock Photo
    3d illustration of sperm cells frozen into ice cubes.
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis — Stock Photo
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis
    DNA strand against white background, digital illustration. — Stock Photo
    DNA strand against white background, digital illustration.
    Abstract DNA molecules, digital illustration. — Stock Photo
    Abstract DNA molecules, digital illustration.
    Coxsackie B3 virus particle — Stock Photo
    Coxsackie B3 virus particle
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis — Stock Photo
    Brain infections. Computer illustration of microorganisms that cause encephalitis and meningitis
    Smear from oral cavity showing oral trichomonas and buccal epithelial cells, digital illustration. — Stock Photo
    Smear from oral cavity showing oral trichomonas and buccal epithelial cells, digital illustration.
    Human kidney structural anatomy — Stock Photo
    Human kidney structural anatomy
    Enzymes on plain background, digital illustration. — Stock Photo
    Enzymes on plain background, digital illustration.
    Cancer cells with blood vessel formation — Stock Photo
    Cancer cells with blood vessel formation
    Digital illustration showing red blood cells, platelets, neutrophils, monocyte and lymphocytes in normal blood smear. — Stock Photo
    Digital illustration showing red blood cells, platelets, neutrophils, monocyte and lymphocytes in normal blood smear.
    Human papilloma virus (HPV), computer illustration — Stock Photo
    Human papilloma virus (HPV), computer illustration
    Colored norovirus particles, digital illustration. — Stock Photo
    Colored norovirus particles, digital illustration.
    Blastomyces dermatitis fungus in yeast form, digital illustration. — Stock Photo
    Blastomyces dermatitis fungus in yeast form, digital illustration.
    Illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis (TB). The disease affects the lungs and sometimes other parts of the body — Stock Photo
    Illustration of Mycobacterium tuberculosis bacteria, the Gram-positive rod-shaped bacteria which cause the disease tuberculosis (TB). The disease affects the lungs and sometimes other parts of the body
    Pyramidal neurons of human brain cortex, computer illustration — Stock Photo
    Pyramidal neurons of human brain cortex, computer illustration
    Human brain thalamus, medical digital illustration. — Stock Photo
    Human brain thalamus, medical digital illustration.
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration — Stock Photo
    Pyramidal neurons (nerve cells) of human brain frontal cortex, computer illustration
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Adipocyte fat cells, digital illustration. — Stock Photo
    Adipocyte fat cells, digital illustration.
    3d illustration of lymphocytes attacking cancer cells in human body. — Stock Photo
    3d illustration of lymphocytes attacking cancer cells in human body.
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3) — Stock Photo
    Computer illustration of a varicella zoster virus particles, the cause of chickenpox and shingles. Varicella zoster virus is also known as human herpes virus type 3 (HHV-3)
    Brown Adenovirus particles, colored digital 3d illustration. — Stock Photo
    Brown Adenovirus particles, colored digital 3d illustration.
    Red cancer cells, digital illustration. — Stock Photo
    Red cancer cells, digital illustration.
    Bacterial colony in culture — Stock Photo
    Bacterial colony in culture
    Illustration of Klebsiella pneumoniae bacteria. K. pneumoniae are Gram-negative, encapsulated, non-motile, enteric, rod-shaped bacteria. This species causes Friedlander's pneumonia and urinary tract infections — Stock Photo
    Illustration of Klebsiella pneumoniae bacteria. K. pneumoniae are Gram-negative, encapsulated, non-motile, enteric, rod-shaped bacteria. This species causes Friedlander's pneumonia and urinary tract infections
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    Abstract representation of a wormhole consisting of lines and points, 3d illustration. — Stock Photo
    Abstract representation of a wormhole consisting of lines and points, 3d illustration.
    Mosasaurus skeleton on black background, digital illustration. — Stock Photo
    Mosasaurus skeleton on black background, digital illustration.
    Broadbean pollen grain — Stock Photo
    Broadbean pollen grain
    Conceptual illustration of human microbiome microbes, full frame. — Stock Photo
    Conceptual illustration of human microbiome microbes, full frame.
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    Covid-19 coronavirus particles, computer illustration — Stock Photo
    Covid-19 coronavirus particles, computer illustration
    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
    Listeria monocytogenes bacteria, computer illustration. L. monocytogenes is the causative agent of the human disease listeriosis — Stock Photo
    Listeria monocytogenes bacteria, computer illustration. L. monocytogenes is the causative agent of the human disease listeriosis
    Transparent cells on white background, digital illustration. — Stock Photo
    Transparent cells on white background, digital illustration.
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate — Stock Photo
    African swine fever virus, illustration. This virus is member of iridovirus group that causes African swine fever, haemorrhagic fever in pigs that has high mortality rate
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Human parainfluenza virus, computer illustration — Stock Photo
    Human parainfluenza virus, computer illustration
    Computer illustration of bacteria on the surface of intestinal villi — Stock Photo
    Computer illustration of bacteria on the surface of intestinal villi
    Zika virus particles transmitted by mosquito bite, digital illustration. — Stock Photo
    Zika virus particles transmitted by mosquito bite, digital illustration.
    Digital 3d illustration of transmitting nerve cells. — Stock Photo
    Digital 3d illustration of transmitting nerve cells.
    Woolly mammoth realistic 3d illustration with skeleton in morph effect, frontal perspective on white background and dropped shadow. — Stock Photo
    Woolly mammoth realistic 3d illustration with skeleton in morph effect, frontal perspective on white background and dropped shadow.
    Tuberculosis bacteria, 3d illustration. — Stock Photo
    Tuberculosis bacteria, 3d illustration.
    3d illustration of brain cancer cell connecting to tissue. — Stock Photo
    3d illustration of brain cancer cell connecting to tissue.
    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.
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration.