{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,2]],"date-time":"2026-10-02T03:47:48Z","timestamp":1790912868833,"version":"4.1.0"},"reference-count":31,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2015,2,25]],"date-time":"2015-02-25T00:00:00Z","timestamp":1424822400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Australian Dental Journal"],"published-print":{"date-parts":[[2015,6]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The aim of this study was to compare subgingival bacterial recolonization patterns after scaling and root planing in current smokers and non\u2010smokers.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>15 smokers and 15 non\u2010smokers with chronic periodontitis received scaling and root planing in six visits lasting one hour each, over a period of 21\u00a0days. Clinical monitoring was performed at baseline and 180\u00a0days, and microbiological monitoring was performed at baseline, immediately after scaling and root planing (Day 0) and at 42, 63 and 180\u00a0days post\u2010therapy. Subgingival plaque samples were analysed by checkerboard <jats:styled-content style=\"fixed-case\">DNA<\/jats:styled-content>\u2013<jats:styled-content style=\"fixed-case\">DNA<\/jats:styled-content> hybridization.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>An improvement in clinical condition was observed for smokers and non\u2010smokers; however, non\u2010smokers showed a greater reduction in mean clinical attachment level in intermediate sites in comparison with smokers (p\u00a0&lt;\u00a00.05). At Day 0, there was a significant reduction in the mean counts of the three pathogens from the red complex, <jats:italic>Eubacterium nodatum<\/jats:italic> and <jats:italic>Parvimonas micra<\/jats:italic> only in non\u2010smokers (p\u00a0&lt;\u00a00.05). There was a significant increase in the proportion of host\u2010compatible species in non\u2010smokers and smokers from baseline to 180\u00a0days post\u2010therapy (p\u00a0&lt;\u00a00.05). However, a significant decrease in the pathogenic species was observed only in non\u2010smokers.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Smokers were more susceptible to the re\u2010establishment of a pathogenic subgingival biofilm than non\u2010smokers.<\/jats:p><\/jats:sec>","DOI":"10.1111\/adj.12225","type":"journal-article","created":{"date-parts":[[2014,10,5]],"date-time":"2014-10-05T12:18:52Z","timestamp":1412511532000},"page":"225-232","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":34,"title":["Subgingival bacterial recolonization after scaling and root planing in smokers with chronic periodontitis"],"prefix":"10.1111","volume":"60","author":[{"given":"M","family":"Feres","sequence":"first","affiliation":[{"name":"Department of Periodontology Dental Research Division Guarulhos University Guarulhos S\u00e3o Paulo 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