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    T-cell receptor-MHC-antigen complex — Stock Photo
    T-cell receptor-MHC-antigen complex
    Glassblower polishing and grinding a glassware at glassblowing factory — Stock Photo
    Glassblower polishing and grinding a glassware at glassblowing factory
    Colored small intestine in female body silhouette, computer illustration. — Stock Photo
    Colored small intestine in female body silhouette, computer illustration.
    Female abdominal muscles and mammary glands, computer illustration — Stock Photo
    Female abdominal muscles and mammary glands, computer illustration
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Layer of cells, computer illustration — Stock Photo
    Layer of cells, computer illustration
    Close-up of glassblowing block in bucket at glassblowing factory — Stock Photo
    Close-up of glassblowing block in bucket at glassblowing factory
    Horse anatomy and skeletal system, computer illustration. — Stock Photo
    Horse anatomy and skeletal system, computer illustration.
    Enterobacteriaceae bacteria, digital illustration with 360 degree panorama. — Stock Photo
    Enterobacteriaceae bacteria, digital illustration with 360 degree panorama.
    Illustration of silhouette of obese man with visible pancreas. — Stock Photo
    Illustration of silhouette of obese man with visible pancreas.
    3d rendered illustration of blue silhouette of man with inflamed lungs. — Stock Photo
    3d rendered illustration of blue silhouette of man with inflamed lungs.
    Bending female silhouette with foot pain, digital illustration. — Stock Photo
    Bending female silhouette with foot pain, digital illustration.
    From above small origami cranes made of sheet music and placed on retro briefcase in sunlight — Stock Photo
    From above small origami cranes made of sheet music and placed on retro briefcase in sunlight
    Alternaria fungi on black background, digital illustration. — Stock Photo
    Alternaria fungi on black background, digital illustration.
    Illustration of blue silhouette of obese woman with highlighted spleen. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted spleen.
    Statue of Liberty; New York City, New York, United States of America — Stock Photo
    Statue of Liberty; New York City, New York, United States of America
    Human fetus at week 25, computer illustration. — Stock Photo
    Human fetus at week 25, computer illustration.
    Stupa of Swayambhunath above capital city of Kathmandu, Nepal — Stock Photo
    Stupa of Swayambhunath above capital city of Kathmandu, Nepal
    Runner silhouette showing anatomy of muscles, computer illustration. — Stock Photo
    Runner silhouette showing anatomy of muscles, computer illustration.
    Brain cancer, conceptual computer illustration — Stock Photo
    Brain cancer, conceptual computer illustration
    Illustration of healthy lungs and pleura. — Stock Photo
    Illustration of healthy lungs and pleura.
    Abstract male silhouette with hips bones, computer illustration. — Stock Photo
    Abstract male silhouette with hips bones, computer illustration.
    Abstract human immunodeficiency virus structure, scientific digital illustration. — Stock Photo
    Abstract human immunodeficiency virus structure, scientific digital illustration.
    Brain neurons, conceptual illustration — Stock Photo
    Brain neurons, conceptual illustration
    Rear view of male runner body with back pain in action, conceptual illustration. — Stock Photo
    Rear view of male runner body with back pain in action, conceptual illustration.
    Plant cells, 3d illustration — Stock Photo
    Plant cells, 3d illustration
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Animal cell with mitochondria, digital illustration. — Stock Photo
    Animal cell with mitochondria, digital illustration.
    Dog anatomy with visible organs on white background, digital illustration. — Stock Photo
    Dog anatomy with visible organs on white background, digital illustration.
    Illustration of senior woman silhouette showing gallbladder on black background. — Stock Photo
    Illustration of senior woman silhouette showing gallbladder on black background.
    Visible skeleton in female body silhouette in front view, computer illustration. — Stock Photo
    Visible skeleton in female body silhouette in front view, computer illustration.
    Running man with points of joint pain, conceptual illustration. — Stock Photo
    Running man with points of joint pain, conceptual illustration.
    Atomic structure and atomic connectivity — Stock Photo
    Atomic structure and atomic connectivity
    Microscopic view of Bacillus anthracis bacteriophyta — Stock Photo
    Microscopic view of Bacillus anthracis bacteriophyta
    Sao Bento Station entryway, Porto, Portugal — Stock Photo
    Sao Bento Station entryway, Porto, Portugal
    Medical illustration of liver cancer in female silhouette. — Stock Photo
    Medical illustration of liver cancer in female silhouette.
    Illustration of wrist replacement on blue background. — Stock Photo
    Illustration of wrist replacement on blue background.
    Female back anatomy and skeleton, computer illustration. — Stock Photo
    Female back anatomy and skeleton, computer illustration.
    Colored hepatitis A virus particles, digital illustration. — Stock Photo
    Colored hepatitis A virus particles, digital illustration.
    Creative multicolored vector illustration of self assured woman in stylish outfit looking away against brown background — Stock Photo
    Creative multicolored vector illustration of self assured woman in stylish outfit looking away against brown background
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration.
    Red colored kidneys in abstract human body, digital illustration. — Stock Photo
    Red colored kidneys in abstract human body, digital illustration.
    Spacious bookstore interior in Tartu, Estonia — Stock Photo
    Spacious bookstore interior in Tartu, Estonia
    Female silhouette with neck pain, digital illustration. — Stock Photo
    Female silhouette with neck pain, digital illustration.
    Male body with back pain on blue background, digital illustration. — Stock Photo
    Male body with back pain on blue background, digital illustration.
    Glassblower shaping molten glass piece with wet cloth at glassblowing factory — Stock Photo
    Glassblower shaping molten glass piece with wet cloth at glassblowing factory
    Atomic structure of the human body — Stock Photo
    Atomic structure of the human body
    Human,leg,musculature, — Stock Photo
    Human,leg,musculature,
    Coronavirus particles, computer illustration. Different strains of coronavirus are responsible for diseases such as the common cold, gastroenteritis and SARS (severe acute respiratory syndrome) — Stock Photo
    Coronavirus particles, computer illustration. Different strains of coronavirus are responsible for diseases such as the common cold, gastroenteritis and SARS (severe acute respiratory syndrome)
    Male silhouette with visible heart swinging kettle bell, anatomical illustration. — Stock Photo
    Male silhouette with visible heart swinging kettle bell, anatomical illustration.
    Medical illustration showing the human digestive system including liver, stomach, large and small intestines — Stock Photo
    Medical illustration showing the human digestive system including liver, stomach, large and small intestines
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Silhouette of female body with back pain in low angle view, digital illustration. — Stock Photo
    Silhouette of female body with back pain in low angle view, digital illustration.
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    3d rendered illustration of human knee on white background. — Stock Photo
    3d rendered illustration of human knee on white background.
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Computer illustration of alveoli in human lungs — Stock Photo
    Computer illustration of alveoli in human lungs
    3d rendered illustration of male rings athlete painful shoulders. — Stock Photo
    3d rendered illustration of male rings athlete painful shoulders.
    Human silhouette using baseball bat with visible joints, digital illustration. — Stock Photo
    Human silhouette using baseball bat with visible joints, digital illustration.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.