The Role of the Proteinase Inhibitor Ovorubin in Apple Snail Eggs Resembles Plant Embryo Defense against Predation Dreon, Marcos Sebastián ; Ituarte, Santiago ; Heras, Horacio Abstract Publication: PLoS ONE Pub Date: December 2010 DOI: 10.1371/journal.pone.0015059 Bibcode: 2010PLoSO...515059D