{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,8]],"date-time":"2026-03-08T23:41:48Z","timestamp":1773013308344,"version":"3.50.1"},"reference-count":59,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2014,9,12]],"date-time":"2014-09-12T00:00:00Z","timestamp":1410480000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"crossref","award":["303075839"],"award-info":[{"award-number":["303075839"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Oral Pathology Medicine"],"published-print":{"date-parts":[[2015,1]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Little is known about mesenchymal stem cells (<jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s) in normal or inflammatory oral mucosal tissues, such as in oral lichen planus (<jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content>). Our objectives were to identify, isolate, and characterize <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s from normal human oral mucosa and <jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content> lesions, and to evaluate indoleamine 2,3 dioxygenase (<jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content>) activity in mediating immunomodulation of <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s from these tissues.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Expressions of <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s\u2010related markers were examined in isolated cells by flow cytometry. Self\u2010renewal and multilineage differentiations were studied to characterize these <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s. Interferon\u2010\u03b3 (<jats:styled-content style=\"fixed-case\">IFN<\/jats:styled-content>\u2010\u03b3), <jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content>, and <jats:styled-content style=\"fixed-case\">STRO<\/jats:styled-content>\u20101 were assessed by immunofluorescence. <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s from oral mucosa and <jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content> or <jats:styled-content style=\"fixed-case\">IFN<\/jats:styled-content>\u2010\u03b3\u2010pretreated <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s were co\u2010cultured with allogeneic mixed lymphocyte reaction assays (<jats:styled-content style=\"fixed-case\">MLR<\/jats:styled-content>). Proliferation and apoptosis of <jats:styled-content style=\"fixed-case\">MLR<\/jats:styled-content> or <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s were detected by <jats:styled-content style=\"fixed-case\">CCK<\/jats:styled-content>8 and the annexin V\u2010<jats:styled-content style=\"fixed-case\">FITC<\/jats:styled-content> apoptosis detection kit, respectively. <jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content> expression and activity were measured by real\u2010time <jats:styled-content style=\"fixed-case\">PCR<\/jats:styled-content>, Western blotting, and high\u2010performance liquid chromatography.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Isolated cells from oral mucosa and <jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content> expressed <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>\u2010related markers <jats:styled-content style=\"fixed-case\">STRO<\/jats:styled-content>\u20101, <jats:styled-content style=\"fixed-case\">CD<\/jats:styled-content>105, and <jats:styled-content style=\"fixed-case\">CD<\/jats:styled-content>90 but were absent for hematopoietic stem cell markers <jats:styled-content style=\"fixed-case\">CD<\/jats:styled-content>34. Besides, they all showed self\u2010renewal and multilineage differentiation capacities. <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s in <jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content> presented <jats:styled-content style=\"fixed-case\">STRO<\/jats:styled-content>\u20101\/<jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content>+ phenotype by immunofluorescence. <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s and <jats:styled-content style=\"fixed-case\">IFN<\/jats:styled-content>\u2010\u03b3\u2010pretreated <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content>s could inhibit lymphocyte proliferation via <jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content> activity, but not via cell apoptosis. Long\u2010term <jats:styled-content style=\"fixed-case\">IFN<\/jats:styled-content>\u2010\u03b3 could also inhibit <jats:styled-content style=\"fixed-case\">MSC<\/jats:styled-content> proliferation via <jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content> activity.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Mesenchymal stem cells can be isolated from human oral mucosa and <jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content> tissues. Besides self\u2010renewal and multilineage differentiation properties, these cells may participate in immunomodulation mediated by <jats:styled-content style=\"fixed-case\">IFN<\/jats:styled-content>\u2010\u03b3 via <jats:styled-content style=\"fixed-case\">IDO<\/jats:styled-content> activity in human <jats:styled-content style=\"fixed-case\">OLP<\/jats:styled-content>.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jop.12224","type":"journal-article","created":{"date-parts":[[2014,9,12]],"date-time":"2014-09-12T08:20:48Z","timestamp":1410510048000},"page":"15-27","source":"Crossref","is-referenced-by-count":22,"title":["Interferon\u2010\u03b3 regulates the function of mesenchymal stem cells from oral lichen planus via indoleamine 2,3\u2010dioxygenase activity"],"prefix":"10.1111","volume":"44","author":[{"given":"Zhihui","family":"Zhang","sequence":"first","affiliation":[{"name":"School and Hospital of Stomatology Peking University Beijing 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