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31735816 results

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    Human sperm cells — Stock Photo
    Human sperm cells
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Cancer cell with filaments — Stock Photo
    Cancer cell with filaments
    Male silhouette with headache, digital illustration. — Stock Photo
    Male silhouette with headache, digital illustration.
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer — Stock Photo
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer
    Hookworm head anatomy — Stock Photo
    Hookworm head anatomy
    Antibody, or immunoglobulin molecules — Stock Photo
    Antibody, or immunoglobulin molecules
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Close-up of human blood and various hiv samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various hiv samples in test tubes while screening in medical lab.
    Pancreas and small intestine — Stock Photo
    Pancreas and small intestine
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Human face and neck muscles — Stock Photo
    Human face and neck muscles
    Human stomach adenocarcinoma, computer illustration and light micrograph. — Stock Photo
    Human stomach adenocarcinoma, computer illustration and light micrograph.
    Hookworm head anatomy — Stock Photo
    Hookworm head anatomy
    In vitro fertilisation process — Stock Photo
    In vitro fertilisation process
    Human skeletal system — Stock Photo
    Human skeletal system
    Human hip joint pain — Stock Photo
    Human hip joint pain
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Illustration of human multi-cellular embryo. — Stock Photo
    Illustration of human multi-cellular embryo.
    Realistic digital illustration showing arthritis in human knee. — Stock Photo
    Realistic digital illustration showing arthritis in human knee.
    Neck pain affecting muscles — Stock Photo
    Neck pain affecting muscles
    Leaning on stool male silhouette with back pain, digital illustration. — Stock Photo
    Leaning on stool male silhouette with back pain, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Removal of colon polyp — Stock Photo
    Removal of colon polyp
    Localization of pain in shoulder joint — Stock Photo
    Localization of pain in shoulder joint
    Female scientist examining microbiological culture in petri dish. — Stock Photo
    Female scientist examining microbiological culture in petri dish.
    Human brain anatomy — Stock Photo
    Human brain anatomy
    E. coli bacteria in blood stream — Stock Photo
    E. coli bacteria in blood stream
    Structure of alveoli of human lungs — Stock Photo
    Structure of alveoli of human lungs
    Human head anatomy 3d illustration muscular system, lateral view on black background. — Stock Photo
    Human head anatomy 3d illustration muscular system, lateral view on black background.
    House dust mites — Stock Photo
    House dust mites
    Skeletal system of adult female — Stock Photo
    Skeletal system of adult female
    Upper-body and skull skeletal system — Stock Photo
    Upper-body and skull skeletal system
    Structure of cellular organelles — Stock Photo
    Structure of cellular organelles
    Healthy internal organs of adult — Stock Photo
    Healthy internal organs of adult
    Realistic human brain on white background, digital illustration. — Stock Photo
    Realistic human brain on white background, digital illustration.
    Immunodeficiency virus infection in blood stream — Stock Photo
    Immunodeficiency virus infection in blood stream
    Group of cysts of Giardia intestinalis protozoans flagellated parasites in small intestine, digital illustration. — Stock Photo
    Group of cysts of Giardia intestinalis protozoans flagellated parasites in small intestine, digital illustration.
    Human cell membrane, digital illustration. — Stock Photo
    Human cell membrane, digital illustration.
    Human skeletal system and internal organs — Stock Photo
    Human skeletal system and internal organs
    Human heart with valves, digital illustration. — Stock Photo
    Human heart with valves, digital illustration.
    Technicians working with glovebox in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working with glovebox in sealed and sterile biomedical laboratory.
    Digital illustration of human digestive system with highlighted pancreas. — Stock Photo
    Digital illustration of human digestive system with highlighted pancreas.
    Technicians working with glovebox in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working with glovebox in sealed and sterile biomedical laboratory.
    Vascular system of a child — Stock Photo
    Vascular system of a child
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles) — Stock Photo
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles)
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    Nervous system and brain — Stock Photo
    Nervous system and brain
    Gastric bypass procedure — Stock Photo
    Gastric bypass procedure
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Infected human bronchus — Stock Photo
    Infected human bronchus
    Human skeleton structure — Stock Photo
    Human skeleton structure
    Close-up of lab technician in protective suit and face mask in sterile laboratory. — Stock Photo
    Close-up of lab technician in protective suit and face mask in sterile laboratory.
    Medical nanorobot in human blood vessel, panoramic digital illustration. — Stock Photo
    Medical nanorobot in human blood vessel, panoramic digital illustration.
    Realistic digital illustration showing arthritis in human cervical spine. — Stock Photo
    Realistic digital illustration showing arthritis in human cervical spine.
    Male silhouette with arm pain, digital illustration. — Stock Photo
    Male silhouette with arm pain, digital illustration.
    Thyroid gland and cartilage anatomy — Stock Photo
    Thyroid gland and cartilage anatomy
    Cancer invasion into surrounding tissues, conceptual computer illustration. — Stock Photo
    Cancer invasion into surrounding tissues, conceptual computer illustration.
    Meningitis bacteria (Neisseria meningitidis), computer illustration — Stock Photo
    Meningitis bacteria (Neisseria meningitidis), computer illustration
    Human heart position and structure — Stock Photo
    Human heart position and structure