MicroRNA Biogenesis Is Required for Mouse Primordial Germ Cell Development and Spermatogenesis Hayashi, Katsuhiko ; Chuva de Sousa Lopes, Susana M. ; Kaneda, Masahiro ; Tang, Fuchou ; Hajkova, Petra ; Lao, Kaiqin ; O'Carroll, Donal ; Das, Partha P. ; Tarakhovsky, Alexander ; Miska, Eric A. ; Surani, M. Azim Abstract Publication: PLoS ONE Pub Date: March 2008 DOI: 10.1371/journal.pone.0001738 Bibcode: 2008PLoSO...3.1738H