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15513445 results

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    Common house dust mite — Stock Photo
    Common house dust mite
    View of fetus at 30 weeks — Stock Photo
    View of fetus at 30 weeks
    Human skeleton with emphasis on thoracic region — Stock Photo
    Human skeleton with emphasis on thoracic region
    Lactobacillus bulgaricus bacteria — Stock Photo
    Lactobacillus bulgaricus bacteria
    3d illustration of blue colored Meningococcus meningitis bacteria pathogens. — Stock Photo
    3d illustration of blue colored Meningococcus meningitis bacteria pathogens.
    Close-up of scientist hand holding PCR multiwell plate. — Stock Photo
    Close-up of scientist hand holding PCR multiwell plate.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Female scientist taking testing tube from tray for scientific research. — Stock Photo
    Female scientist taking testing tube from tray for scientific research.
    Shoulder joint pain and discomfort — Stock Photo
    Shoulder joint pain and discomfort
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Parasitic amoeba engulfing red blood cells — Stock Photo
    Parasitic amoeba engulfing red blood cells
    Digital artwork of round blue cells on plain background. — Stock Photo
    Digital artwork of round blue cells on plain background.
    Cancellous Bone tissue — Stock Photo
    Cancellous Bone tissue
    Prosthetic heart valves — Stock Photo
    Prosthetic heart valves
    Human sperm and egg — Stock Photo
    Human sperm and egg
    Technician placing solid phase extraction columns on stand. — Stock Photo
    Technician placing solid phase extraction columns on stand.
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Human skeletal system and structural anatomy — Stock Photo
    Human skeletal system and structural anatomy
    Female Asian scientist examining plants in laboratory. — Stock Photo
    Female Asian scientist examining plants in laboratory.
    Crop hands in gloves holding wet specimen of unborn child — Stock Photo
    Crop hands in gloves holding wet specimen of unborn child
    Scientists using 3D biological printer in laboratory. — Stock Photo
    Scientists using 3D biological printer in laboratory.
    Giardia lamblia protozoan parasites, digital illustration — Stock Photo
    Giardia lamblia protozoan parasites, digital illustration
    3d illustration of transparent cells with nuclei on purple background. — Stock Photo
    3d illustration of transparent cells with nuclei on purple background.
    Internal brain anatomy — Stock Photo
    Internal brain anatomy
    Acetic acid bacteria — Stock Photo
    Acetic acid bacteria
    Chicken eggs and microscopic image of salmonella bacteria causing salmonellosis. — Stock Photo
    Chicken eggs and microscopic image of salmonella bacteria causing salmonellosis.
    Human anatomical structure — Stock Photo
    Human anatomical structure
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Yellow rod-shaped Citrobacter bacteria, digital illustration. — Stock Photo
    Yellow rod-shaped Citrobacter bacteria, digital illustration.
    Cell cultures under microscope in laboratory. — Stock Photo
    Cell cultures under microscope in laboratory.
    Beans and pulses in test tubes. — Stock Photo
    Beans and pulses in test tubes.
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory — Stock Photo
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory
    Summer Milky Way shining and clouds in night sky — Stock Photo
    Summer Milky Way shining and clouds in night sky
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Adult parasitic louse — Stock Photo
    Adult parasitic louse
    Blue cancer cells, digital illustration. — Stock Photo
    Blue cancer cells, digital illustration.
    Person in latex glove holding test tube with ear of wheat — Stock Photo
    Person in latex glove holding test tube with ear of wheat
    Pelvic bones and sacrum — Stock Photo
    Pelvic bones and sacrum
    Antibodies attacking virus particles, computer illustration. — Stock Photo
    Antibodies attacking virus particles, computer illustration.
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Crop anonymous scientist in disposable gloves with liquid in small transparent bottle working in laboratory — Stock Photo
    Crop anonymous scientist in disposable gloves with liquid in small transparent bottle working in laboratory
    Human shoulder joint anatomy — Stock Photo
    Human shoulder joint anatomy
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Digital illustration of parasitic Ancylostoma duodenale hookworms. — Stock Photo
    Digital illustration of parasitic Ancylostoma duodenale hookworms.
    View of Fetus at 28 weeks — Stock Photo
    View of Fetus at 28 weeks
    College students clapping for classmate in science laboratory classroom — Stock Photo
    College students clapping for classmate in science laboratory classroom
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Illustration of flowing human blood cells. — Stock Photo
    Illustration of flowing human blood cells.
    Close-up of male scientist experimenting in laboratory — Stock Photo
    Close-up of male scientist experimenting in laboratory
    Top view of microbes growing on agar plate. — Stock Photo
    Top view of microbes growing on agar plate.
    Prosthetic heart valves — Stock Photo
    Prosthetic heart valves
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Normal large intestine — Stock Photo
    Normal large intestine
    Empty and sterile phials in red plastic box. — Stock Photo
    Empty and sterile phials in red plastic box.
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Test tube with blue chemical fluid placed in cold water in glass jar in modern equipped laboratory — Stock Photo
    Test tube with blue chemical fluid placed in cold water in glass jar in modern equipped laboratory
    Tubes for biological test in rack on blue background. — Stock Photo
    Tubes for biological test in rack on blue background.
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.