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

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Power pylon on country plains under clouds in Texas, USA — Stock Photo
    Power pylon on country plains under clouds in Texas, USA
    Grandmother and little boy kneading dough at kitchen — Stock Photo
    Grandmother and little boy kneading dough at kitchen
    Radio tower against starry sky — Stock Photo
    Radio tower against starry sky
    Sign for Take-Away food on a red door during national lockdown, Covid-19 Global Pandemic; London, England — Stock Photo
    Sign for Take-Away food on a red door during national lockdown, Covid-19 Global Pandemic; London, England
    Wooden pylon supporting power lines against sunlight. — Stock Photo
    Wooden pylon supporting power lines against sunlight.
    Coloured scanning electron micrograph of osteocyte bone cell surrounded by bone tissue. — Stock Photo
    Coloured scanning electron micrograph of osteocyte bone cell surrounded by bone tissue.
    Wind turbines in a row along a ridge of a rugged landscape, near Kihei: Kihei, Maui, Hawaii, United States of America — Stock Photo
    Wind turbines in a row along a ridge of a rugged landscape, near Kihei: Kihei, Maui, Hawaii, United States of America
    Man wearing a mask and gloves holding his hands on his head as he walking on a path by the Legislature during the Covid-19 world pandemic; Edmonton, Alberta, Canada — Stock Photo
    Man wearing a mask and gloves holding his hands on his head as he walking on a path by the Legislature during the Covid-19 world pandemic; Edmonton, Alberta, Canada
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration.
    Low angle view, crossing wires overhead, telegraph pole, infrastructure — Stock Photo
    Low angle view, crossing wires overhead, telegraph pole, infrastructure
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is blue. Mitochondria (cyan)) in the cell's cytoplasm produce energy for the cell. Lysosomes (red) contain enzymes for digesting foreign particles. M — Stock Photo
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is blue. Mitochondria (cyan)) in the cell's cytoplasm produce energy for the cell. Lysosomes (red) contain enzymes for digesting foreign particles. M
    Neisseria gonorrhoeae bacterium — Stock Photo
    Neisseria gonorrhoeae bacterium
    Grandmother and little boy cooking food at kitchen — Stock Photo
    Grandmother and little boy cooking food at kitchen
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice — Stock Photo
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice
    Mucosa of the trachea — Stock Photo
    Mucosa of the trachea
    Grandmother and little boy peeling an apple at home — Stock Photo
    Grandmother and little boy peeling an apple at home
    Boy embracing smiling senior man, looking at camera — Stock Photo
    Boy embracing smiling senior man, looking at camera
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans — Stock Photo
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans
    A dog sitting on a sidewalk holding a face mask in mouth during the Covid-19 world pandemic; Edmonton, Alberta, Canada — Stock Photo
    A dog sitting on a sidewalk holding a face mask in mouth during the Covid-19 world pandemic; Edmonton, Alberta, Canada
    Varicella zoster virus particle — Stock Photo
    Varicella zoster virus particle
    Windows boarded up on a building during national lockdown in London during the Covid-19 Global Pandemic; London, England — Stock Photo
    Windows boarded up on a building during national lockdown in London during the Covid-19 Global Pandemic; London, England
    Fenced balcony with blooming flowers in pots under cloudy sky in Province of Utrecht Netherlands — Stock Photo
    Fenced balcony with blooming flowers in pots under cloudy sky in Province of Utrecht Netherlands
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration.
    Young girl standing at a playground wearing a protective mask to protect against COVID-19 during the Coronavirus World Pandemic; Toronto, Ontario, Canada — Stock Photo
    Young girl standing at a playground wearing a protective mask to protect against COVID-19 during the Coronavirus World Pandemic; Toronto, Ontario, Canada
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells — Stock Photo
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells
    Brucella bacteria, illustration. Gram-negative pleomorphic bacteria that cause brucellosis in cattle and humans and are transmitted to humans by direct contact with ill animal or by contaminated milk. — Stock Photo
    Brucella bacteria, illustration. Gram-negative pleomorphic bacteria that cause brucellosis in cattle and humans and are transmitted to humans by direct contact with ill animal or by contaminated milk.
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual computer illustration. — Stock Photo
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual computer illustration.
    Network mesh with connected lines, digital abstract illustration. — Stock Photo
    Network mesh with connected lines, digital abstract illustration.
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration.
    Low angle view of modern building facade with small satellites systems. — Stock Photo
    Low angle view of modern building facade with small satellites systems.
    Father and son fishing in a lake — Stock Photo
    Father and son fishing in a lake
    Inside view of car riding at foggy road in Namibia — Stock Photo
    Inside view of car riding at foggy road in Namibia
    Viral lung infection, illustration. Inflamed lungs infected with virus particles. — Stock Photo
    Viral lung infection, illustration. Inflamed lungs infected with virus particles.
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans — Stock Photo
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans
    Antibodies attacking coronavirus particle, illustration. — Stock Photo
    Antibodies attacking coronavirus particle, illustration.
    Classic car at high speed — Stock Photo
    Classic car at high speed
    Mature virus and budding release of HIV — Stock Photo
    Mature virus and budding release of HIV
    Prevention of transplacental HIV transmission to human embryo from infected mother, conceptual illustration. — Stock Photo
    Prevention of transplacental HIV transmission to human embryo from infected mother, conceptual illustration.
    Lung tissue, coloured transmission electron micrograph (TEM). of a pulmonary capillary containing two red blood cells (red) and three platelets (brown). A basement membrane (cyan) surround the endothelium separating it from the alveolar epithelium — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM). of a pulmonary capillary containing two red blood cells (red) and three platelets (brown). A basement membrane (cyan) surround the endothelium separating it from the alveolar epithelium
    From above crop anonymous male aviator pushing lever on dashboard while piloting modern aircraft during flight — Stock Photo
    From above crop anonymous male aviator pushing lever on dashboard while piloting modern aircraft during flight
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Satellite dish on the roof of a building, Boston, Massachusetts, USA — Stock Photo
    Satellite dish on the roof of a building, Boston, Massachusetts, USA
    Pancreas tissue. Transmission electron micrograph (TEM) of part of the exocrine pancreas. Seen here are zymogen granules and cell nuclei. In the image the endoplasmic reticulum that fills the cytoplasm is clearly visible. — Stock Photo
    Pancreas tissue. Transmission electron micrograph (TEM) of part of the exocrine pancreas. Seen here are zymogen granules and cell nuclei. In the image the endoplasmic reticulum that fills the cytoplasm is clearly visible.
    Lung tissue, coloured transmission electron micrograph (TEM). A pulmonary capillary containing two red blood cells (red) and three platelets (blue). A basement membrane (pink) surround the endothelium separating it from the alveolar epithelium — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM). A pulmonary capillary containing two red blood cells (red) and three platelets (blue). A basement membrane (pink) surround the endothelium separating it from the alveolar epithelium
    Silhouette of power lines and pylon at sunset — Stock Photo
    Silhouette of power lines and pylon at sunset
    Grandmother and little boy cooking food at kitchen — Stock Photo
    Grandmother and little boy cooking food at kitchen
    Girl Test Driving Car — Stock Photo
    Girl Test Driving Car
    Trachea lining. Coloured transmission electron micrograph (TEM) of a longitudinal section through the lining of the trachea (windpipe), which links the larynx (voicebox) to the lungs — Stock Photo
    Trachea lining. Coloured transmission electron micrograph (TEM) of a longitudinal section through the lining of the trachea (windpipe), which links the larynx (voicebox) to the lungs
    Conceptual illustration of chicken eggs in carton and magnification of bacterium of food-borne infection on white background. — Stock Photo
    Conceptual illustration of chicken eggs in carton and magnification of bacterium of food-borne infection on white background.
    Feline caliciviruses particles — Stock Photo
    Feline caliciviruses particles
    Malaria-infected mosquito piercing skin and transmitting malaria parasites into bloodstream. — Stock Photo
    Malaria-infected mosquito piercing skin and transmitting malaria parasites into bloodstream.
    Grandmother and little boy cooking food at kitchen — Stock Photo
    Grandmother and little boy cooking food at kitchen
    3d illustration of synapse structure of human neurons while passing electrical signal. — Stock Photo
    3d illustration of synapse structure of human neurons while passing electrical signal.
    Highland against snowy mountain ridges at horizon under gray cloudy sky in Spain — Stock Photo
    Highland against snowy mountain ridges at horizon under gray cloudy sky in Spain
    Minimalistic desert landscape with sandy dunes and clear blue sky in Emirates. Transmission towers at the distance. — Stock Photo
    Minimalistic desert landscape with sandy dunes and clear blue sky in Emirates. Transmission towers at the distance.
    Grandmother and little boy cooking food at kitchen — Stock Photo
    Grandmother and little boy cooking food at kitchen
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration.
    Fallopian tube, TEM — Stock Photo
    Fallopian tube, TEM