{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T21:15:02Z","timestamp":1777929302058,"version":"3.51.4"},"reference-count":47,"publisher":"SAGE Publications","issue":"6","license":[{"start":{"date-parts":[[2010,12,1]],"date-time":"2010-12-01T00:00:00Z","timestamp":1291161600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Photomedicine and Laser Surgery"],"published-print":{"date-parts":[[2010,12]]},"abstract":"<jats:p>\n                    <jats:bold>\n                      <jats:italic toggle=\"yes\">Objective:<\/jats:italic>\n                    <\/jats:bold>\n                    The aim of this study was to assess by light microscopy changes in alveolar bone during orthodontic movement in rats.\n                    <jats:bold>\n                      <jats:italic toggle=\"yes\">Background:<\/jats:italic>\n                    <\/jats:bold>\n                    Orthodontic movement causes both removal and deposition of bone tissue. The use of laser phototherapy (LPT) is considered an enhancement factor for bone repair.\n                    <jats:bold>\n                      <jats:italic toggle=\"yes\">Methods:<\/jats:italic>\n                    <\/jats:bold>\n                    Thirty Wistar rats were divided into two groups (\n                    <jats:italic toggle=\"yes\">n<\/jats:italic>\n                    \u2009=\u200915) and subdivided according to animal death (7,13, and 19 days). Half of the animals in each group were treated with LPT during orthodontic movement. After animal death, specimens were processed and underwent histological and semi-quantitative analyses (HE and Sirius red).\n                    <jats:bold>\n                      <jats:italic toggle=\"yes\">Results:<\/jats:italic>\n                    <\/jats:bold>\n                    LPT-irradiated specimens showed significantly higher numbers of osteoclasts when compared with controls at both 7 (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.015) and 19 (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.007) days, as well as significant increases in the number of osteoblasts (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.015) between days 7 and 13. The amount of collagen matrix was significantly reduced between days 7 and 13 at both pressure and tension sites in controls (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.015) but not in LPT-treated animals. LPT-treated subjects showed significantly greater deposition of collagen matrix at the pressure site at both the thirteenth (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.007) and nineteenth days (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.001). At the tension site, a significant increase in the amount of collagen matrix was observed in non-irradiated specimens (\n                    <jats:italic toggle=\"yes\">p<\/jats:italic>\n                    \u2009=\u20090.048) between days 7 and 19.\n                    <jats:bold>\n                      <jats:italic toggle=\"yes\">Conclusions:<\/jats:italic>\n                    <\/jats:bold>\n                    LPT caused significant histological changes in the alveolar bone during induced tooth movement, including alterations in the number of both osteoclasts and osteoblasts and in collagen deposition in both pressure and tension areas.\n                  <\/jats:p>","DOI":"10.1089\/pho.2009.2732","type":"journal-article","created":{"date-parts":[[2010,12,10]],"date-time":"2010-12-10T08:41:42Z","timestamp":1291970502000},"page":"823-830","source":"Crossref","is-referenced-by-count":32,"title":["Laser-Induced Alveolar Bone Changes During Orthodontic Movement: A Histological Study on Rodents"],"prefix":"10.1177","volume":"28","author":[{"given":"Fernando A.L.","family":"Habib","sequence":"first","affiliation":[{"name":"Federal University of Bahia (UFBA)","place":["Brazil"]},{"name":"Federal University of Bahia (UFBA)","place":["Brazil"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sabrina K.C.","family":"Gama","sequence":"additional","affiliation":[{"name":"Federal University of Bahia (UFBA)","place":["Brazil"]},{"name":"Federal University of Bahia (UFBA)","place":["Brazil"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Luciana M.P.","family":"Ramalho","sequence":"additional","affiliation":[{"name":"Federal University of Bahia","place":["Brazil"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maria Cristina T.","family":"Canguss\u00fa","sequence":"additional","affiliation":[{"name":"Federal University of Bahia","place":["Brazil"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fernando P. 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