New mansucript published in Genome Research - Justin Wolter (graduate student), Hoai Huang Thi Le, Alexander Linse, Victoria A. Godlove, Thuy-Duyen Nguyen, Kasuen Kotagama (Graduate Student), Alissa Lynch, Alan Rawls, and Marco Mangone - Evolutionary patterns of metazoan microRNAs reveal targeting principles in the let-7 and miR-10 families