En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
22349061 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Antibody 1IGT molecules — Stock Photo
    Antibody 1IGT molecules
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Digital illustration of intestine and close-up of hepatitis A virus particles. — Stock Photo
    Digital illustration of intestine and close-up of hepatitis A virus particles.
    3d illustration of cholera pathogens in dark green water. — Stock Photo
    3d illustration of cholera pathogens in dark green water.
    3d illustration of green colored virus particles. — Stock Photo
    3d illustration of green colored virus particles.
    St. Louis encephalitis virus particles, computer illustration — Stock Photo
    St. Louis encephalitis virus particles, computer illustration
    Illustration of human foetus on week 8 on white background. — Stock Photo
    Illustration of human foetus on week 8 on white background.
    Oral trichomonas parasites, digital illustration. — Stock Photo
    Oral trichomonas parasites, digital illustration.
    Aspergilloma of lungs and close-up of Aspergillus fungus, digital illustration. — Stock Photo
    Aspergilloma of lungs and close-up of Aspergillus fungus, digital illustration.
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death. — Stock Photo
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death.
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Insulin binding to insulin receptor — Stock Photo
    Insulin binding to insulin receptor
    Illustration of antibodies (yellow and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red) — Stock Photo
    Illustration of antibodies (yellow and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red)
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration — Stock Photo
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration
    Abstract red DNA pattern, conceptual digital illustration. — Stock Photo
    Abstract red DNA pattern, conceptual digital illustration.
    Helicobacter bacteria and stomach wall — Stock Photo
    Helicobacter bacteria and stomach wall
    Structure and shape of basophil — Stock Photo
    Structure and shape of basophil
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Digital illustration of silhouette with liver inflammation and close-up of hepatitis E virus. — Stock Photo
    Digital illustration of silhouette with liver inflammation and close-up of hepatitis E virus.
    Human sperm and egg — Stock Photo
    Human sperm and egg
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration — Stock Photo
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration
    Female researcher studying DNA autoradiogram. — Stock Photo
    Female researcher studying DNA autoradiogram.
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Cross-section of spinal cord, light micrograph. — Stock Photo
    Cross-section of spinal cord, light micrograph.
    Metaphase chromosome structure — Stock Photo
    Metaphase chromosome structure
    Composite image of bacterial and fungal cultures in Petri dish in scientist hand in front of microbial illustration. — Stock Photo
    Composite image of bacterial and fungal cultures in Petri dish in scientist hand in front of microbial illustration.
    Female laboratory assistant holding chemical flask. — Stock Photo
    Female laboratory assistant holding chemical flask.
    Mucor mould, also known as black fungus, computer illustration. Mucor sp. fungi are found in soil and decaying organic matter and are common indoor moulds — Stock Photo
    Mucor mould, also known as black fungus, computer illustration. Mucor sp. fungi are found in soil and decaying organic matter and are common indoor moulds
    Human silhouette with lungs infected by pneumonia caused by flu, illustration. — Stock Photo
    Human silhouette with lungs infected by pneumonia caused by flu, illustration.
    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.
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    3d rendered illustration of cyclist lungs anatomy on black background. — Stock Photo
    3d rendered illustration of cyclist lungs anatomy on black background.
    3d illustration of human sperm cells in reproductive process. — Stock Photo
    3d illustration of human sperm cells in reproductive process.
    Structure of DNA molecule — Stock Photo
    Structure of DNA molecule
    Digital illustration of pollen grains on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grains on anther of Chinese hibiscus flower.
    Close-up of person hand holding petri dish with liquid for biological research. — Stock Photo
    Close-up of person hand holding petri dish with liquid for biological research.
    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.
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B viruses, Entamoeba histolytica. — Stock Photo
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B viruses, Entamoeba histolytica.
    Multipipette and rack of vials for genetic research on white background. — Stock Photo
    Multipipette and rack of vials for genetic research on white background.
    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
    Pipetting samples machinery for gel electrophoresis. — Stock Photo
    Pipetting samples machinery for gel electrophoresis.
    Fat cells and supportive connective tissue — Stock Photo
    Fat cells and supportive connective tissue
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium. — Stock Photo
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium.
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria. — Stock Photo
    Secondary tuberculosis lungs infection and close-up of Mycobacterium tuberculosis bacteria.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Coloured scanning electron micrograph of human red blood cells, white blood cells and platelets. — Stock Photo
    Coloured scanning electron micrograph of human red blood cells, white blood cells and platelets.
    Genetic engineering, conceptual illustration — Stock Photo
    Genetic engineering, conceptual illustration
    Activated platelets in blood flow, illustration. — Stock Photo
    Activated platelets in blood flow, illustration.
    Female scientist working with test tube — Stock Photo
    Female scientist working with test tube
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Enteroviruses, computer illustration. Enterovirus is genus of positive-sense RNA viruses of family Picornaviridae — Stock Photo
    Enteroviruses, computer illustration. Enterovirus is genus of positive-sense RNA viruses of family Picornaviridae
    DNA strands breaking into atoms, digital illustration. — Stock Photo
    DNA strands breaking into atoms, digital illustration.
    Nipah virus particles, digital artwork. — Stock Photo
    Nipah virus particles, digital artwork.
    Female laboratory assistant using mini centrifuge. — Stock Photo
    Female laboratory assistant using mini centrifuge.
    Digital illustration of budding Saccharomyces cerevisiae yeast cells. — Stock Photo
    Digital illustration of budding Saccharomyces cerevisiae yeast cells.
    Coloured scanning electron micrograph of bacteria from culture of breast milk. — Stock Photo
    Coloured scanning electron micrograph of bacteria from culture of breast milk.
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration. These Gram-positive spherical bacteria are usually found in pairs. They colonize respiratory tract asymptomatically in healthy carriers, but can cause pneumonia — Stock Photo
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration. These Gram-positive spherical bacteria are usually found in pairs. They colonize respiratory tract asymptomatically in healthy carriers, but can cause pneumonia