Microrna-221 and Microrna-222 Modulate Differentiation and Maturation of Skeletal Muscle Cells Cardinali, Beatrice ; Castellani, Loriana ; Fasanaro, Pasquale ; Basso, Annalisa ; Alemà, Stefano ; Martelli, Fabio ; Falcone, Germana Abstract Publication: PLoS ONE Pub Date: October 2009 DOI: 10.1371/journal.pone.0007607 Bibcode: 2009PLoSO...4.7607C