Image of the Week - March 4, 2003

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Immunogold-Labeled Drosophila Polythene Chromosome

Transmission electron micrograph of a fragment of the Drosophila polythene chromosome. The chromosome bears a transgenic construct with a Lac-operator repeat array that has been made visible by immunogold staining for Lac-repressor protein. The section is 80 nm thick.

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Uploaded Thu Mar 6 08:08:23 2003 by Scott Jay Robinson

Updated Thu Jan 28 00:01:59 2010 by Daniel E. Weber