{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,20]],"date-time":"2025-10-20T12:41:40Z","timestamp":1760964100125,"version":"build-2065373602"},"reference-count":49,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2016,9,1]],"date-time":"2016-09-01T00:00:00Z","timestamp":1472688000000},"content-version":"vor","delay-in-days":5691,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["aao-hnsfjournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Otolaryngol.--head neck surg."],"published-print":{"date-parts":[[2001,2]]},"abstract":"<jats:sec><jats:title>OBJECTIVES<\/jats:title><jats:p>A pilot study was designed to analyze lymphoid cell infiltration in Epstein\u2010Barr virus\u2010positive (EBV+) nasopharyngeal carcinomas (NPCs) and to determine whether this pattern of infiltration is consistent with non\u2010EBV+ head and neck carcinomas or with solid EBV+ tumors in other locations.<\/jats:p><\/jats:sec><jats:sec><jats:title>STUDY DESIGN<\/jats:title><jats:p>We performed a retrospective analysis of archived NPCs and oral cavity carcinomas.<\/jats:p><\/jats:sec><jats:sec><jats:title>METHODS<\/jats:title><jats:p>Immunohistochemical staining of the archive material for various markers (CD3, CD8, UCHL\u20101, S\u2010100, and intercellular adhesion molecule) was performed. Polymerase chain reaction techniques to establish the presence of the EBV genome were used. Cells in different locations were counted under a light microscope by 2 of the authors.<\/jats:p><\/jats:sec><jats:sec><jats:title>RESULTS<\/jats:title><jats:p>The infiltration pattern of NPCs was different from that of oral cavity carcinomas. Stromal infiltration was significantly denser in oral cavity carcinomas. Tumor nest infiltration was more pronounced in NPCs. The pattern of infiltration was comparable with what has been described for other solid EBV+ tumors.<\/jats:p><\/jats:sec><jats:sec><jats:title>CONCLUSIONS<\/jats:title><jats:p>The immune response to NPCs is likely to be strongly influenced by the presence of the EBV genome. The pattern of infiltration is similar to that of other non\u2010head and neck EBV+ solid tumors and different from that of EBV\u2010 head and neck carcinomas.<\/jats:p><\/jats:sec>","DOI":"10.1067\/mhn.2001.111711","type":"journal-article","created":{"date-parts":[[2003,2,4]],"date-time":"2003-02-04T21:49:09Z","timestamp":1044395349000},"page":"188-194","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Lymphoid Cell Infiltration into Epstein\u2010Barr Virus\u2010positive Nasopharyngeal Carcinomas"],"prefix":"10.1002","volume":"124","author":[{"given":"Tommy","family":"Shpitzer","sequence":"first","affiliation":[{"name":"Department of Otolaryngology\u2010Head and Neck Surgery Mt Sinai Hospital Toronto Ontario Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jeroen D. 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