Plasmin activity in the porcine airways is enhanced during experimental infection with Mycoplasma hyopneumoniae, is positively correlated with proinflammatory cytokine levels and is ameliorated by vaccination 1 2 3 4 5 6 7 8 9 10 11 12 Lauren K. Woolley a , Shayne A. Fell a , Steven P. Djordjevic b , Graeme J. Eamens a , Cheryl Jenkins a* a NSW Department of Primary Industries, Elizabeth Macarthur Agricultural Institute, Woodbridge Road Menangle, NSW 2568, Australia b The ithree Institute, University of Technology Sydney, NSW 2007, Australia * Corresponding author: Tel: +61 2 4640 6396; Fax: +61 2 4640 6384; Email: cheryl.jenkins@dpi.nsw.gov.au 13 14 15 16 17 18 19 20 21 22 23 24 25 1