15-Transposable elements-10-1

15-Transposable elements-10-1 - Transposable elements...

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Transposable elements 11/29/10
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Comparison of the chromosomal localization of a unique protein coding gene and a repetitive transposable element by in situ hybridization In situ hybridization of the copia transposable element to wild-type polytene chromosomes Fig. 14.9.a
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Distribution of Alu elements in the human genome http://commons.wikimedia.org/wiki/File:PLoSBiol3.5.Fig7ChromosomesAluFish.jpg
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Lecture outline Examples of transposons in different organisms– from bacteria, yeast, Drosophila, maize, humans Mechanisms of transposition Cut and paste Via an RNA intermediate Consequences of transposition—mutations and DNA rearrangements
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The prokaryotic insertion sequence (IS) transposable element IS 1
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Process of integration of an IS element into chromosomal DNA.
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Structure of a composite transposon in E. coli
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Transposons facilitate the movement of antibiotic resistance genes onto plasmids Fig. 15.8.b
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transposon (Ac/Ds element) movement
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This note was uploaded on 02/24/2011 for the course BIOL 202 taught by Professor Kieber-hogan during the Fall '08 term at UNC.

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15-Transposable elements-10-1 - Transposable elements...

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