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Pitx1 expression animation

This animation includes audio narration: please make sure your computer's volume is up so that you can hear it. In the stickleback fish, pelvic-fin reduction resulted from changes in the regulatory switch elements of the Pitx1 gene. In the marine ancestor, the Pitx1 gene is activated in the pelvic-fin region during development to generate the fin. In the pelvic-reduced stickleback, the regulatory switch that normally turns on the Pitx1 gene is either missing or non-functional.

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Channels: Genetics

Tags: Pitx1 expression animation

Uploaded by: ( Send Message ) on 12-04-2012. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 0m 55s

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