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31798239 results

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    Infected bronchus with mucus — Stock Photo
    Infected bronchus with mucus
    Human hand pain — Stock Photo
    Human hand pain
    Upper-body skeletal system — Stock Photo
    Upper-body skeletal system
    Human brain structures — Stock Photo
    Human brain structures
    Tumor, illustration — Stock Photo
    Tumor, illustration
    Technicians working in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working in sealed and sterile biomedical laboratory.
    Headache localized in temporal and parietal lobes — Stock Photo
    Headache localized in temporal and parietal lobes
    Neisseria meningitidis bacteria — Stock Photo
    Neisseria meningitidis bacteria
    Human midbrain, illustration — Stock Photo
    Human midbrain, illustration
    Scientists using 3D biological printer in laboratory. — Stock Photo
    Scientists using 3D biological printer in laboratory.
    Human body and digestive system — Stock Photo
    Human body and digestive system
    Human skeleton structure — Stock Photo
    Human skeleton structure
    Human sperm cells — Stock Photo
    Human sperm cells
    Simplified human brain anatomy — Stock Photo
    Simplified human brain anatomy
    Human hand bones — Stock Photo
    Human hand bones
    Fertilization of healthy human egg — Stock Photo
    Fertilization of healthy human egg
    Artwork of norovirus particles — Stock Photo
    Artwork of norovirus particles
    Scabies mite or Sarcoptes scabei — Stock Photo
    Scabies mite or Sarcoptes scabei
    Neck pain affecting cervical vertebrae — Stock Photo
    Neck pain affecting cervical vertebrae
    Stomach cancerous tumor — Stock Photo
    Stomach cancerous tumor
    Illustration of female reproductive system and parasitic Trichomonas vaginalis causing trichomoniasis. — Stock Photo
    Illustration of female reproductive system and parasitic Trichomonas vaginalis causing trichomoniasis.
    Human brain cross-section — Stock Photo
    Human brain cross-section
    Human larynx anatomy — Stock Photo
    Human larynx anatomy
    Discus thrower nervous system, digital illustration. — Stock Photo
    Discus thrower nervous system, digital illustration.
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Arm muscular system — Stock Photo
    Arm muscular system
    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
    Female silhouette with visible adrenal gland, digital illustration. — Stock Photo
    Female silhouette with visible adrenal gland, digital illustration.
    Thyroid gland cancer with closeup view of cancer cells, computer illustration. — Stock Photo
    Thyroid gland cancer with closeup view of cancer cells, computer illustration.
    Human leg structural anatomy — Stock Photo
    Human leg structural anatomy
    Cerebellum and corpus callosum — Stock Photo
    Cerebellum and corpus callosum
    Skin cancer pathology — Stock Photo
    Skin cancer pathology
    Female silhouette with visible stomach, digital illustration. — Stock Photo
    Female silhouette with visible stomach, digital illustration.
    Sinuses cavities structure and anatomy — Stock Photo
    Sinuses cavities structure and anatomy
    Technician holding cell samples in bioengineering laboratory. — Stock Photo
    Technician holding cell samples in bioengineering laboratory.
    Shoulder and waist joints pain — Stock Photo
    Shoulder and waist joints pain
    Human pelvis bones — Stock Photo
    Human pelvis bones
    Healthy human brain — Stock Photo
    Healthy human brain
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Sciatic nerve pain — Stock Photo
    Sciatic nerve pain
    Coronary angioplasty stent insertion — Stock Photo
    Coronary angioplasty stent insertion
    Human sinuses structure and anatomy — Stock Photo
    Human sinuses structure and anatomy
    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.
    Alveoli structure and blood supply — Stock Photo
    Alveoli structure and blood supply
    Examining cultured cells under microscope, close-up. — Stock Photo
    Examining cultured cells under microscope, close-up.
    Lumbar spine structure — Stock Photo
    Lumbar spine structure
    Male silhouette with arm pain, digital illustration. — Stock Photo
    Male silhouette with arm pain, digital illustration.
    Cancer invasion into surrounding tissues, conceptual computer illustration. — Stock Photo
    Cancer invasion into surrounding tissues, conceptual computer illustration.
    Clostridium botulinum bacteria — Stock Photo
    Clostridium botulinum bacteria
    Basketball player skeletal structure, digital illustration on black background. — Stock Photo
    Basketball player skeletal structure, digital illustration on black background.
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic. — Stock Photo
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic.
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    Viral particle infection blood stream — Stock Photo
    Viral particle infection blood stream
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Painful sensation in hip joint — Stock Photo
    Painful sensation in hip joint
    Normal X and y chromosomes — Stock Photo
    Normal X and y chromosomes
    Anatomy of warrior 1 pose, or virabhadrasana 1. Computer illustration showing a male body with highlighted skeleton demonstrating the skeletal activity of this yoga posture. — Stock Photo
    Anatomy of warrior 1 pose, or virabhadrasana 1. Computer illustration showing a male body with highlighted skeleton demonstrating the skeletal activity of this yoga posture.
    Female silhouette with visible spleen, digital illustration. — Stock Photo
    Female silhouette with visible spleen, digital illustration.
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Back pain localized in spine — Stock Photo
    Back pain localized in spine