{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,16]],"date-time":"2026-10-16T23:38:23Z","timestamp":1792193903319,"version":"4.4.0"},"reference-count":49,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2025,1,6]],"date-time":"2025-01-06T00:00:00Z","timestamp":1736121600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100007776","name":"Deanship of Academic Research, University of Jordan","doi-asserted-by":"publisher","award":["2434\/2022\/23"],"award-info":[{"award-number":["2434\/2022\/23"]}],"id":[{"id":"10.13039\/100007776","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Prosthodontics"],"published-print":{"date-parts":[[2025,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Purpose<\/jats:title><jats:p>To examine the impact of placing plain and impregnated retraction cords for two different retraction times on the postoperative gingival margin level and periodontal health.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and Methods<\/jats:title><jats:p>A total of 40 endodontically treated mandibular first molars were selected and randomly allocated into four groups (<jats:italic>n<\/jats:italic>\u00a0=\u00a010\/group); A: plain retraction cord for 10\u00a0min, B: plain retraction cord, 20\u00a0min, C: impregnated (25% aluminum chloride (AlCl<jats:sub>3<\/jats:sub>) retraction cord, 10\u00a0min, D: impregnated retraction cord (25% AlCl<jats:sub>3<\/jats:sub>), 20\u00a0min. Intraoral digital scans were acquired, and periodontal parameters (Plaque index [PI], Bleeding on probing [BOP], and probing depth [PD]) were assessed at baseline, 7 days, and 28 days after retraction. The digital scans were superimposed to measure the change in the mid\u2010buccal gingival margin level. Statistical differences between groups at the threetime points were tested using one\u2010way ANOVA and Chi\u2010square tests (<jats:italic>\u03b1<\/jats:italic>\u00a0=\u00a00.05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>AlCl<jats:sub>3<\/jats:sub>\u2010impregnated retraction cord for 20\u00a0min resulted in a statistically significant change in gingival margin level than limiting its application to 10\u00a0min or using plain cords at the three\u2010time points (<jats:italic>p<\/jats:italic>\u00a0&lt;\u00a00.05) with 88\u00a0\u00b1\u00a04\u00a0\u00b5m gingival recession after 28 days. The assessed periodontal parameters only showed a significant difference between groups in BOP after 7 days of retraction (<jats:italic>p<\/jats:italic>\u00a0=\u00a00.0009); however, all parameters returned to normal after 28 days with no significant difference between groups (<jats:italic>p<\/jats:italic>\u00a0&gt;\u00a00.05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>To avoid transient gingival inflammation or permanent gingival recession, no matter how small, the retraction time of AlCl<jats:sub>3<\/jats:sub>\u2010impregnated cords should be limited to no more than 10\u00a0min.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jopr.14015","type":"journal-article","created":{"date-parts":[[2025,1,7]],"date-time":"2025-01-07T06:31:11Z","timestamp":1736231471000},"page":"139-148","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["The impact of retraction cords on the gingival margin level: A randomized clinical trial"],"prefix":"10.1111","volume":"34","author":[{"given":"Majdoleen","family":"Fouad","sequence":"first","affiliation":[{"name":"Department of Prosthodontics School of Dentistry University of Jordan  Amman Jordan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0008-9870-7771","authenticated-orcid":false,"given":"Ahmad Abel Aziz","family":"Mahmoud","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics School of Dentistry University of Jordan  Amman Jordan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mohammad","family":"Al\u2010Rabab'ah","sequence":"additional","affiliation":[{"name":"Department of Restorative Dentistry School of Dentistry University of Jordan  Amman Jordan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Najla","family":"Kasabreh","sequence":"additional","affiliation":[{"name":"Department of Oral and Maxillofacial Surgery, Oral Medicine and Periodontology, School of Dentistry University of Jordan  Amman Jordan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,1,6]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.dental.2015.02.013"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1177\/0022034519875450"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.cden.2018.11.001"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/jopr.13658"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1038\/s41598-022-23498-x"},{"issue":"8","key":"e_1_2_8_7_1","first-page":"316","article-title":"An update on conventional fixed bridgework. 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