1. Early observations in Maize

    1. Ds Locus

    2. Ac Locus

    3. Model

  2. P element

    1. Structure of the functional transposon

      1. Inverted Repeats (IR)

      2. Transposase gen

      3. Repressor

      4. Conservative Transposition

      5. Consequences of excision

    2. Consequences of inactivation of the transposase

    3. Patterns of expression in germ and somatic cells

    4. Hybrid Dysgenesis

  3. Bacteria

    1. Insertion sequences

    2. Simple transposons

    3. Composite transposons

    4. Resistance to drugs

  4. Retrotransposons

    1. Nomenclature: Class I Transposable Elements vs. Class II Transposable elements

    2. Mechanism of retrotransposition

    3. Differences

  5. Applications

    1. Gene tagging

    2. Insertion of sequences in Drosophila

    3. Enhancer Traps