Deleting the FucM gene, which encodes an enzyme called fucose mutarotase, causes masculinization of the mouse brain, so that female mice lacking the gene avoid the advances of males and try to mate with other females instead.
The site has undergone an overhaul. For anyone browsing the site, the big change is the new theme. There are also changes under the hood: a better and cleaner way of accessing the article nodes should decrease the load on the web server.