A Cytosine Methyltransferase Homologue Is Essential for Sexual Development in Aspergillus nidulans Lee, Dong W. ; Freitag, Michael ; Selker, Eric U. ; Aramayo, Rodolfo Abstract Publication: PLoS ONE Pub Date: June 2008 DOI: 10.1371/journal.pone.0002531 Bibcode: 2008PLoSO...3.2531L