What Are the Proteolytic Enzymes of Honey and What They Do Tell Us? A Fingerprint Analysis by 2-D Zymography of Unifloral Honeys Rossano, Rocco ; Larocca, Marilena ; Polito, Teresa ; Perna, Anna Maria ; Padula, Maria Carmela ; Martelli, Giuseppe ; Riccio, Paolo Abstract Publication: PLoS ONE Pub Date: November 2012 DOI: 10.1371/journal.pone.0049164 Bibcode: 2012PLoSO...749164R