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Thumbs Up for Gene Enhancers

the buzz in the blogosphere

Gene enhancers, segments of DNA that don't code for a protein but affect the functioning of active genes nearby on the chromosome, are one type of the so-called "junk" DNA in every organism's genome. A new paper in Science explains how one rapidly evolved enhancer might be key to the differences between humans and chimpanzees—including the development of opposable thumbs.

Latest Related Entries

My picks from ScienceDaily

09.05.2008 · Coturnix

... psychiatric, neurological and eye conditions. Yale Researchers Find 'Junk DNA' May Have Triggered Key Evolutionary Changes In Human Thumb And Foot: Out of the 3 billion genetic letters that spell out the human genome, Yale scientists have found...

Today's challenge: Can you guess where this cup has been?

09.04.2008 · David Ng

... mostly air), a visit to the depths of an ocean will compress these suckers until they shrink to a size just a little bigger than my thumb (just like shrinky dinks). Based on some of the numbers in...

Did a gene enhancer humanise our thumbs?

09.04.2008 · Ed Yong

... that the enhancer was still activating genes in the young mouse's limbs. They saw the telltale blue stain in the shoulder, wrist and thumb of the front limbs and to a lesser extent in the big toe, ankle...

Book Progress #31

09.03.2008 · Brian Switek

...It was slow going, but I was able to write the first three pages of the new iteration of the dinosaur/birds chapter. (It is called, for good reason, "Footprints (and Feathers) in the Sands of Time." At least for now,...

Book Progress #30

09.02.2008 · Brian Switek

...It is amazing what a little perspective can do. For most of August I was hard at work on the chapter on whales, ignoring nearly every other section. This allowed me to focus on what I wanted for one of...

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I do not see the advantage of trying to inject faith into science to reconcile scientific discovery and revelation.

Laelaps · Not again... · September 5, 2008

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