En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
34847394 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    3d digital illustration of unicellular yeast fungus Candida auris. — Stock Photo
    3d digital illustration of unicellular yeast fungus Candida auris.
    Measles virus particles, digital illustration. — Stock Photo
    Measles virus particles, digital illustration.
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria. — Stock Photo
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria.
    Blood cells, light micrograph. — Stock Photo
    Blood cells, light micrograph.
    Normal human red blood cell — Stock Photo
    Normal human red blood cell
    Round Coxsackievirus particles, digital illustration. — Stock Photo
    Round Coxsackievirus particles, digital illustration.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Human sperm cells, abstract computer illustration. — Stock Photo
    Human sperm cells, abstract computer illustration.
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    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.
    Antibiotic resistant Pseudomonas aeruginosa rod-shaped bacteria, digital 3d illustration. — Stock Photo
    Antibiotic resistant Pseudomonas aeruginosa rod-shaped bacteria, digital 3d illustration.
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Epidermoid carcinoma skin cancer — Stock Photo
    Epidermoid carcinoma skin cancer
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration. — Stock Photo
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration.
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Cancer cell being attacked by leukocytes, computer illustration — Stock Photo
    Cancer cell being attacked by leukocytes, computer illustration
    Colored thyroid cancer cells, digital illustration. — Stock Photo
    Colored thyroid cancer cells, digital illustration.
    Protein molecules, 3d illustration — Stock Photo
    Protein molecules, 3d illustration
    Tumour tissue cells, digital illustration. — Stock Photo
    Tumour tissue cells, digital illustration.
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Bacteriophage virus cells infecting bacterium, digital illustration. — Stock Photo
    Bacteriophage virus cells infecting bacterium, digital illustration.
    Digital illustration of trypanosome parasite in blood causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasite in blood causing Chagas disease.
    Rendering of gastric ulcer — Stock Photo
    Rendering of gastric ulcer
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Computer illustration of bacteria on the surface of intestinal villi — Stock Photo
    Computer illustration of bacteria on the surface of intestinal villi
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells — Stock Photo
    Bacterial encephalitis. Conceptual computer illustration showing bacteria infecting brain cells
    Whooping cough bacterium (Bordetella pertussis), illustration. These rod-shaped Gram-negative bacilli cause whooping cough, known as pertussis, mainly in infants — Stock Photo
    Whooping cough bacterium (Bordetella pertussis), illustration. These rod-shaped Gram-negative bacilli cause whooping cough, known as pertussis, mainly in infants
    Dendritic cell, computer illustration. A dendritic cell is a type of white blood cell. It is an antigen-presenting cell (APC), which presents antigens to T lymphocytes. — Stock Photo
    Dendritic cell, computer illustration. A dendritic cell is a type of white blood cell. It is an antigen-presenting cell (APC), which presents antigens to T lymphocytes.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cell-based testing kit in bioengineering laboratory.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Scientist examining cultured cells under microscope. — Stock Photo
    Scientist examining cultured cells under microscope.
    Columnar epithelium structure — Stock Photo
    Columnar epithelium structure
    Green coli bacteria on plain background, digital illustration. — Stock Photo
    Green coli bacteria on plain background, digital illustration.
    Anthrax bacteria, illustration. Anthrax bacteria (Bacillus anthracis) are the cause of the disease anthrax in humans and livestock. They are gram-positive spore producing bacteria arranged in chains (streptobacilli). Many cells have a central spore. — Stock Photo
    Anthrax bacteria, illustration. Anthrax bacteria (Bacillus anthracis) are the cause of the disease anthrax in humans and livestock. They are gram-positive spore producing bacteria arranged in chains (streptobacilli). Many cells have a central spore.
    Cancerous tumour visualisation — Stock Photo
    Cancerous tumour visualisation
    Medical nanorobot in human blood vessel, panoramic digital illustration. — Stock Photo
    Medical nanorobot in human blood vessel, panoramic digital illustration.
    Digital illustration of green virus particles on plain background. — Stock Photo
    Digital illustration of green virus particles on plain background.
    Immune response to cancer — Stock Photo
    Immune response to cancer
    Neural network showing synaptic terminals — Stock Photo
    Neural network showing synaptic terminals
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Antibiotic resistant Pseudomonas aeruginosa rod-shaped bacteria, digital 3d illustration. — Stock Photo
    Antibiotic resistant Pseudomonas aeruginosa rod-shaped bacteria, digital 3d illustration.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Cancer cell morphology — Stock Photo
    Cancer cell morphology
    Angel trumpets pollen grain — Stock Photo
    Angel trumpets pollen grain
    Cancer cell characteristic — Stock Photo
    Cancer cell characteristic
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Microvilli from the small intestine — Stock Photo
    Microvilli from the small intestine
    Skin cancer cell, computer illustration. — Stock Photo
    Skin cancer cell, computer illustration.
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia. — Stock Photo
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia.
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain