Publications Search Clinical Trials Find a Researcher Order a Test Abstracts available at Pub Med. Tollefson, A.K., R.E. Oberley-Deegan, K.T. Butterfield, M.E. Nicks, M.R. Weaver, L.K. Remigio, J. Decsesznak, W. Chu, D. Bratton, D.W. Riches, R.P. Bowler. Endogenous enzymes (NOX and ECSOD) regulate smoke induced oxidative stress. Free Radic Biol Med. 2010 Dec 15;49(12):1937-46. Abstract M. Nicks, M. O’Brien, R. Bowler. Plasma antioxidants are associated with impaired lung function and COPD exacerbations in smokers. COPD. 2011. In Press. Abstract Kim, Y, Schroeder J, Lynch D,. Newell J, Make B, Friedlander A, San Jose Estepar R, Hanania N, Washko G, Murphy J, Wilson C, Hokanson J, Zach J, Butterfield K, Bowler R Gender difference of airway dimensions in anatomically matched sites on CT in smokers. COPD. 2011 In Press.