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  • Maternal Microbiota Impacts Offspring Immune System

    Maternal Microbiota Impacts Offspring Immune System

    Data Point

    In this study, scientists compared two populations of pregnant mice, one which was kept germ-free throughout pregnancy and the other which was exposed during pregnancy to a strain of E. coli to determine whether the immune systems of offspring begin to develop in utero.

  • Cells of the Immune System

    Cells of the Immune System

    Click & Learn

    An overview of the immune system, concentrating on the roles played by B and T lymphocytes, and the antigen-presentation system.

  • CTL killing a target cell

    CTL killing a target cell

    Clip

    (1 min 17 sec) Video microscopy of a cytotoxic T lymphocyte in action.

  • Immunology Virtual Lab

    Immunology Virtual Lab

    Virtual Lab

    This virtual lab teaches the procedures of performing an ELISA test to determine whether a particular antibody is present in a patient's blood sample.