{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,6]],"date-time":"2026-07-06T14:24:51Z","timestamp":1783347891879,"version":"3.54.6"},"reference-count":29,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"7","license":[{"start":{"date-parts":[[2026,7,1]],"date-time":"2026-07-01T00:00:00Z","timestamp":1782864000000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0"}],"content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background:<\/jats:title>\n                    <jats:p>Effective root canal obturation requires deep sealer penetration into dentinal tubules to prevent reinfection, a process that may be influenced by filling techniques and root canal moisture levels.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Aims:<\/jats:title>\n                    <jats:p>This study aims to evaluate the influence of root canal moisture on the intratubular penetration of TotalFill bioceramic sealer using single-cone (SC) and hot-modified (HM) obturation techniques.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Settings and Design:<\/jats:title>\n                    <jats:p>\n                      This was an\n                      <jats:italic toggle=\"yes\">in vitro<\/jats:italic>\n                      study.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods:<\/jats:title>\n                    <jats:p>\n                      Forty extracted single-rooted lower premolars were prepared to a size 40\/0.04. The root canals were irrigated with 10 mL of 3% NaOCl, followed by 17% ethylenediaminetetraacetic acid, then randomly allocated according to obturation technique into SC and HM groups (\n                      <jats:italic toggle=\"yes\">n<\/jats:italic>\n                      = 20). Each group was further subdivided according to canal moisture condition before obturation into dry or moist subgroups (\n                      <jats:italic toggle=\"yes\">n<\/jats:italic>\n                      = 10). TotalFill sealer (FKG, Switzerland) was mixed with Rhodamine B and used for obturation. Specimens were sectioned at 3, 6, and 9 mm from the apex and analyzed by confocal laser scanning microscopy to assess maximal sealer penetration depth.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Statistical Analysis:<\/jats:title>\n                    <jats:p>\n                      Data were analyzed by one-way and two-way ANOVA, accompanied by the Bonferroni\n                      <jats:italic toggle=\"yes\">post hoc<\/jats:italic>\n                      test.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      Moist canals demonstrated significantly greater sealer penetration than dry canals at three levels. The obturation technique showed no significant effect at any level (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      &gt; 0.05), and no interaction between moisture and technique was observed.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>Root canal moisture enhances penetration of TotalFill bioceramic sealer into dentinal tubules, regardless of obturation technique. Both obturation techniques yield comparable sealer penetration into dentinal tubules.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/jcde.jcde_404_26","type":"journal-article","created":{"date-parts":[[2026,7,3]],"date-time":"2026-07-03T13:13:48Z","timestamp":1783084428000},"page":"747-752","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":0,"title":["Effect of root canal moisture on intratubular penetration of bioceramic sealer using two obturation techniques: A confocal laser scanning microscopic study"],"prefix":"10.4103","volume":"29","author":[{"given":"Maryam Jasim","family":"Al-Qaralusi","sequence":"first","affiliation":[{"name":"Department of Conservative Dentistry, College of Dentistry, Mustansiriyah University, Baghdad, Iraq"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hikmet Abdul-Rahim","family":"Al-Gharrawi","sequence":"additional","affiliation":[{"name":"Department of 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