J Clin Periodontol 2004; 31: 589–595 doi: 10.1111/j.1600-051X.2004.00524.x Printed in Denmark. All rights reserved Locally delivered doxycycline improves the healing following non-surgical
molecular oral microbiology Periodontal pathogens affect the level of protease inhibitors in gingival crevicular fluid O. Laugisch1, M. Schacht2, A. Guentsch3, T. Kantyka4, A. Sroka4, H.R.