{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T07:52:51Z","timestamp":1740124371532,"version":"3.37.3"},"reference-count":63,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2017,6,7]],"date-time":"2017-06-07T00:00:00Z","timestamp":1496793600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100004410","name":"T\u00fcrkiye Bilimsel ve Teknolojik Ara\u015ftirma Kurumu","doi-asserted-by":"publisher","award":["114S509"],"award-info":[{"award-number":["114S509"]}],"id":[{"id":"10.13039\/501100004410","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J of Periodontal Research"],"published-print":{"date-parts":[[2017,12]]},"abstract":"<jats:sec><jats:title>Background and Objective<\/jats:title><jats:p>Familial Mediterranean fever (<jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>) and chronic periodontitis are inflammatory diseases leading to an increase in the number of inflammasomes. To date, no published studies have reported on mutations in the Mediterranean fever (<jats:italic><jats:styled-content style=\"fixed-case\">MEFV<\/jats:styled-content>)<\/jats:italic> gene in patients with chronic periodontitis, although the roles of <jats:italic><jats:styled-content style=\"fixed-case\">MEFV<\/jats:styled-content><\/jats:italic> gene mutations in <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>\u2010associated amyloidosis (<jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>\u2010A) are well known. Therefore, the aim of this study was to evaluate the frequencies of <jats:italic><jats:styled-content style=\"fixed-case\">MEFV<\/jats:styled-content><\/jats:italic> gene mutations and serum amyloid A (<jats:styled-content style=\"fixed-case\">SAA<\/jats:styled-content>) and high\u2010sensitivity C\u2010reactive protein (hs\u2010<jats:styled-content style=\"fixed-case\">CRP<\/jats:styled-content>) levels in patients with chronic periodontitis, <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>\u2010A.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and Methods<\/jats:title><jats:p>The study population included 122 patients with <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content> and 128 subjects who were systemically healthy. Clinical periodontal parameters, including the plaque index, gingival index, probing pocket depth, clinical attachment level and percentage of bleeding on probing were recorded. Blood samples were obtained from patients with <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content> and systemically healthy controls, and all mutations located on exons 2 and 10 of the <jats:italic><jats:styled-content style=\"fixed-case\">MEFV<\/jats:styled-content><\/jats:italic> gene were analyzed by <jats:styled-content style=\"fixed-case\">DNA<\/jats:styled-content> Sanger Sequencing, which is the gold standard. <jats:styled-content style=\"fixed-case\">SAA<\/jats:styled-content> and high\u2010sensitive <jats:styled-content style=\"fixed-case\">CRP<\/jats:styled-content> levels were also assessed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Mean <jats:styled-content style=\"fixed-case\">gingival index<\/jats:styled-content>, percentage of bleeding on probing, <jats:styled-content style=\"fixed-case\">probing pocket depth<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">clinical attachment level<\/jats:styled-content>, and the levels of <jats:styled-content style=\"fixed-case\">SAA<\/jats:styled-content> and hs\u2010<jats:styled-content style=\"fixed-case\">CRP<\/jats:styled-content> were higher in the <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>\u2010A group than those in the <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content> and control groups. The two most relevant mutations in patients with <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content> were heterozygous M694V (46.2%), and heterozygous R202Q (32.7%). The frequencies of the homozygous M694V and R202Q mutations in the <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>\u2010A group were 53.8% and 46.1%, respectively. The complex R202Q\/M694V homozygous state led to an increased risk of chronic periodontitis (odds ratio: 3.6), and <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>\u2010A (odds ratio: 7.6).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>This is the first study to report the R202Q mutation in patients with periodontitis. Furthermore, the <jats:italic><jats:styled-content style=\"fixed-case\">MEFV<\/jats:styled-content><\/jats:italic> gene\u2010mediated inflammatory pathway increased serum acute phase reactants, and the changes in the R202Q and M694V could play a role in inflammatory\u2010genetic diseases, such as <jats:styled-content style=\"fixed-case\">FMF<\/jats:styled-content>,<jats:styled-content style=\"fixed-case\"> FMF<\/jats:styled-content>\u2010associated amyloidosis and chronic periodontitis.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jre.12467","type":"journal-article","created":{"date-parts":[[2017,6,7]],"date-time":"2017-06-07T09:26:41Z","timestamp":1496827601000},"page":"994-1003","source":"Crossref","is-referenced-by-count":8,"title":["R202Q\/M694V as novel <i><scp>MEFV<\/scp><\/i> gene mutations in chronic periodontitis and familial Mediterranean fever"],"prefix":"10.1111","volume":"52","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2138-2004","authenticated-orcid":false,"given":"\u00d6.","family":"Fento\u011flu","sequence":"first","affiliation":[{"name":"Department of Periodontology Faculty of Dentistry University of S\u00fcleyman Demirel  Isparta  Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"G.","family":"Din\u00e7","sequence":"additional","affiliation":[{"name":"Department of Periodontology Faculty of Dentistry University of S\u00fcleyman Demirel  Isparta  Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"\u00d6.","family":"Ba\u011fc\u0131","sequence":"additional","affiliation":[{"name":"Department of Medical Genetics Faculty of Medicine University of S\u00fcleyman Demirel  Isparta  Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A.","family":"Do\u011fru","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine Division of Rheumatology University of S\u00fcleyman Demirel  Isparta  Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"\u0130.","family":"\u0130lhan","sequence":"additional","affiliation":[{"name":"Department of Medical Biochemistry Faculty of Medicine University of S\u00fcleyman Demirel  Isparta  Turkey"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"F. 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