{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T05:02:02Z","timestamp":1790139722000,"version":"4.0.1"},"reference-count":42,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2023,5,30]],"date-time":"2023-05-30T00:00:00Z","timestamp":1685404800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Int Endodontic J"],"published-print":{"date-parts":[[2023,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>To investigate the changes in the biomarker levels related to inflammation and tissue destruction in the periapical exudate of mandibular pre\u2010molar teeth with asymptomatic apical periodontitis after receiving intracanal cryotherapy, to compare cryotherapy and control groups in terms of analgesic intake, interappointment, and post\u2010operative pain and evaluate the correlation between biomarker levels and interappointment pain.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methodology<\/jats:title>\n                    <jats:p>\n                      Mandibular pre\u2010molar teeth of 44 patients aged 18\u201335\u2009years, diagnosed with asymptomatic apical periodontitis, were root canal treated in two visits (registered as NCT04798144). Baseline periapical exudate samples were obtained, and the patients were assigned to either control or intracanal cryotherapy group according to the final irrigation with distilled water either at room temperature or 2.5\u00b0C. The canals were dressed with calcium hydroxide. In the second visit, the calcium hydroxide was removed with passive ultrasonic irrigation, and the periapical exudate was sampled again. IL\u20101\u03b2, IL\u20102, IL\u20106, IL\u20108, TNF\u2010\u03b1, PGE\n                      <jats:sub>2<\/jats:sub>\n                      and MMP\u20108 levels were determined with ELISA. Post\u2010operative pain levels were recorded for 6\u2009days following both visits using a visual analogue scale. Data were analysed using\n                      <jats:italic>t<\/jats:italic>\n                      \u2010test, the Mann\u2013Whitney\n                      <jats:italic>U<\/jats:italic>\n                      test and correlation tests.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      There was a significant correlation between the pain scores reported after first visit and IL\u20101\u03b2 and PGE\n                      <jats:sub>2<\/jats:sub>\n                      levels (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u2009.05). IL\u20101\u03b2, IL\u20102 and IL\u20106 levels showed no significant difference in the cryotherapy group (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&gt;\u2009.05), while they significantly increased in the control group (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u2009.05). There was a decrease in IL\u20108, TNF\u2010\u03b1, PGE\n                      <jats:sub>2<\/jats:sub>\n                      and MMP\u20108 levels, however, the difference was not significant (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&gt;\u2009.05). Pain scores were significantly lower in the cryotherapy group for the first 3\u2009days (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u2009.05), except for 24th hours (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&gt;\u2009.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>\n                      The positive correlation between interappointment pain and IL\u20101\u03b2 and PGE\n                      <jats:sub>2<\/jats:sub>\n                      levels might indicate that these biomarker levels can be used to predict the severity of post\u2010operative pain. Intracanal cryotherapy was effective in reducing post\u2010operative pain in the short term in teeth with asymptomatic apical periodontitis. Cryotherapy prevented an increase in IL\u20101\u03b2, IL\u20102 and IL\u20106 levels compared with the control group.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/iej.13937","type":"journal-article","created":{"date-parts":[[2023,5,24]],"date-time":"2023-05-24T08:23:37Z","timestamp":1684916617000},"page":"932-942","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":23,"title":["Effect of intracanal cryotherapy on the inflammatory cytokine, proteolytic enzyme levels and post\u2010operative pain in teeth with asymptomatic apical periodontitis: A randomized clinical trial"],"prefix":"10.1111","volume":"56","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8990-4847","authenticated-orcid":false,"given":"C.","family":"Keskin","sequence":"first","affiliation":[{"name":"Department of Endodontics, Faculty of Dentistry Ondokuz Mayis University Samsun Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A.","family":"Aksoy","sequence":"additional","affiliation":[{"name":"Department of Pharmacology and Toxicology, Faculty of Veterinary Ondokuz Mayis University Samsun Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"E.","family":"Kalyoncuo\u011flu","sequence":"additional","affiliation":[{"name":"Department of Endodontics, Faculty of Dentistry Ondokuz Mayis University Samsun Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A.","family":"Kele\u015f","sequence":"additional","affiliation":[{"name":"Department of Endodontics, Faculty of Dentistry Ondokuz Mayis University Samsun Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A. 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