{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T19:13:08Z","timestamp":1790795588192,"version":"4.1.0"},"reference-count":26,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2014,8,26]],"date-time":"2014-08-26T00:00:00Z","timestamp":1409011200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Int J Dental Hygiene"],"published-print":{"date-parts":[[2015,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>To assess the efficacy of subgingival glycine powder air polishing (<jats:styled-content style=\"fixed-case\">GPAP<\/jats:styled-content>) during supportive periodontal therapy (<jats:styled-content style=\"fixed-case\">SPT<\/jats:styled-content>).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Each quadrant of 25 subjects was randomly assigned to the following treatments: subgingival scaling with hand instruments (<jats:styled-content style=\"fixed-case\">SRP<\/jats:styled-content>), <jats:styled-content style=\"fixed-case\">GPAP<\/jats:styled-content>, subgingival ultrasonic debridement (<jats:styled-content style=\"fixed-case\">UD<\/jats:styled-content>) and no subgingival treatment (<jats:styled-content style=\"fixed-case\">NT<\/jats:styled-content>). Clinical recordings included the following: probing pocket depth (<jats:styled-content style=\"fixed-case\">PPD<\/jats:styled-content>), gingival recession (<jats:styled-content style=\"fixed-case\">RE<\/jats:styled-content>), clinical attachment level (<jats:styled-content style=\"fixed-case\">CAL<\/jats:styled-content>), Gingival and Plaque Index. Subgingival plaque samples were taken from two sites &gt;4\u00a0mm per quadrant. Therapy, recordings and microbial sampling were performed at baseline, 3 and 6\u00a0months, while at 1\u00a0month only clinical recordings and sampling were performed. Subgingival samples were analysed using \u2018checkerboard\u2019 <jats:styled-content style=\"fixed-case\">DNA<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">DNA<\/jats:styled-content> hybridization for <jats:italic>Porphyromonas gingivalis, Tannerrella forsythia<\/jats:italic> and <jats:italic>Treponema denticola<\/jats:italic>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>All groups were homogeneous at baseline for the clinical parameters assessed. The <jats:styled-content style=\"fixed-case\">GPAP<\/jats:styled-content> group displayed statistically significant higher <jats:styled-content style=\"fixed-case\">PPD<\/jats:styled-content> compared to <jats:styled-content style=\"fixed-case\">SRP<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">UD<\/jats:styled-content> at 1, 3 and 6\u00a0months and no statistical differences with the \u2018no treatment\u2019 group at all time points. At 1\u00a0month, the <jats:styled-content style=\"fixed-case\">GPAP<\/jats:styled-content> group displayed statistically significantly higher levels of <jats:styled-content style=\"fixed-case\">CAL<\/jats:styled-content> compared to <jats:styled-content style=\"fixed-case\">SRP<\/jats:styled-content>, while at 3 and 6\u00a0months statistically significant differences were observed with groups assigned to <jats:styled-content style=\"fixed-case\">SRP<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">UD<\/jats:styled-content>. No differences were observed among groups for <jats:styled-content style=\"fixed-case\">RE<\/jats:styled-content>,<jats:styled-content style=\"fixed-case\"> PI<\/jats:styled-content>,<jats:styled-content style=\"fixed-case\"> GI<\/jats:styled-content> and numbers of the investigated bacteria at any time point.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>On the basis of clinical and microbiological data, this study does not support the superiority of <jats:styled-content style=\"fixed-case\">GPAP<\/jats:styled-content> as sole treatment over <jats:styled-content style=\"fixed-case\">SRP<\/jats:styled-content> or subgingival ultrasonic scaling.<\/jats:p><\/jats:sec>","DOI":"10.1111\/idh.12104","type":"journal-article","created":{"date-parts":[[2014,8,26]],"date-time":"2014-08-26T08:48:15Z","timestamp":1409042895000},"page":"161-169","source":"Crossref","is-referenced-by-count":25,"title":["Pilot study on the clinical and microbiological effect of subgingival glycine powder air polishing using a cannula\u2010like jet"],"prefix":"10.1111","volume":"13","author":[{"given":"K","family":"Kargas","sequence":"first","affiliation":[{"name":"Department of Preventive Dentistry Periodontology and Implant Biology School of Dentistry Aristotle University of Thessaloniki Thessaloniki Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"L","family":"Tsalikis","sequence":"additional","affiliation":[{"name":"Department of Preventive Dentistry Periodontology and Implant Biology School of Dentistry Aristotle University of Thessaloniki Thessaloniki Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4365-8406","authenticated-orcid":false,"given":"D","family":"Sakellari","sequence":"additional","affiliation":[{"name":"Department of Preventive Dentistry Periodontology and Implant Biology School of Dentistry Aristotle University of Thessaloniki Thessaloniki Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"G","family":"Menexes","sequence":"additional","affiliation":[{"name":"Agronomy Laboratory Faculty of Agriculture Aristotle University of Thessaloniki Thessaloniki Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A","family":"Konstantinidis","sequence":"additional","affiliation":[{"name":"Department of Preventive Dentistry Periodontology and Implant Biology School of Dentistry Aristotle University of Thessaloniki Thessaloniki Greece"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2014,8,26]]},"reference":[{"key":"e_1_2_9_2_1","first-page":"502","article-title":"Committee on Research, Science and Therapy of the American Academy of Periodontology. 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