Friday, February 25, 2011

How to make a snake from a lizard

Review of the article. Di-Po N, Montoya-Burgos JI, Miller H, Pourquie O, Milinkovitch MC, Duboule D (2010) Changes in Hox genes' structure and function during the evolution of the squamate body plan. Nature 464:99-103.

http://scienceblogs.com/pharyngula/2010/03/how_to_make_a_snake.php#comment-2356863

Tuesday, February 15, 2011

Cuts and tumor growth

Stem cells prone to develop cancer are kept in hair follicle until skin wound is introduced. They rush to help to close the wound as they kept their stem cell character, but create cancer instead. Is the similar thing happening elsewhere in the body?
http://www.sciencenews.org/view/generic/id/69885/title/How_cuts_can_spur_tumor_growth