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  • Identifying the Key Genes for Regeneration

    Identifying the Key Genes for Regeneration

    Scientists at Work

    (9 min 55 sec) Planarians have an amazing ability to regenerate lost tissues. In this video, scientists knock out two different genes in planaria to start to understand how the process works—and they generate animals with two heads and two tails!

  • Motor cabal toxins block motor neuron synapses

    Motor cabal toxins block motor neuron synapses

    Animations

    (3 min 28 sec) Multiple cone snail toxins attack different molecules of the nervous system and cause paralysis.

  • Immunology Virtual Lab

    Immunology Virtual Lab

    Virtual Labs

    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.