The aim of this study was to examine the effect of periodontal surgery on PGE2 levels in patients treated for advanced adult periodontitis, with and without application of a 25% metronidazole gel over 12 months follow-up.
Department of Periodontology, Eastman Dental Institute for Oral Healthcare Sciences, University College London, University of London, UK. i.needleman@eastman.ucl.ac.uk