Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/19176
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dc.contributor.authorScopa, C. D.en
dc.contributor.authorTsamandas, A. C.en
dc.contributor.authorZolota, V.en
dc.contributor.authorKalofonos, H. P.en
dc.contributor.authorBatistatou, A.en
dc.contributor.authorVagianos, C.en
dc.date.accessioned2015-11-24T18:57:29Z-
dc.date.available2015-11-24T18:57:29Z-
dc.identifier.issn0163-2116-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/19176-
dc.rightsDefault Licence-
dc.subjectAdenocarcinoma/metabolism/pathology/*physiopathologyen
dc.subjectAdulten
dc.subjectAgeden
dc.subjectAged, 80 and overen
dc.subject*Apoptosisen
dc.subjectCell Divisionen
dc.subjectColorectal Neoplasms/metabolism/pathology/*physiopathologyen
dc.subjectFemaleen
dc.subjectHumansen
dc.subjectImmunohistochemistryen
dc.subjectIn Situ Hybridizationen
dc.subjectKi-67 Antigen/*metabolismen
dc.subjectMaleen
dc.subjectMiddle Ageden
dc.subjectNeoplasm Stagingen
dc.subjectProto-Oncogene Proteins c-bcl-2/*metabolismen
dc.titlePotential role of bcl-2 and ki-67 expression and apoptosis in colorectal carcinoma: a clinicopathologic studyen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.secondaryhttp://www.ncbi.nlm.nih.gov/pubmed/14627346-
heal.identifier.secondaryhttp://www.springerlink.com/content/p525704421j733mk/fulltext.pdf-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών Υγείας. Τμήμα Ιατρικήςel
heal.publicationDate2003-
heal.abstractColorectal cancer is associated with deregulation of apoptotic and proliferative processes. The purpose of this study was to investigate the presence of apoptosis and proliferation in colorectal cancer and evaluate their possible correlation with classic prognostic markers and patients' survival. Tumors from 117 patients, followed for 44-142 months, were studied immunohistochemically using the anti-bcl-2 and anti-Ki-67 antibodies. Apoptotic body index (ABI) was assessed by a standard TUNEL method. The bcl-2 protein was detected in 65% of adenocarcinomas with increased expression in low-grade and early-stage tumors. No association was noted between bcl-2 expression and proliferative activity, ABI, or patients' survival. A positive correlation was observed between ABI and proliferation (P < 0.05). Apoptosis was more frequently observed in advanced tumor stage or high-grade neoplasms. Cox analysis revealed that only tumor stage and grade constituted independent prognostic factors. The study suggests that there is a possible deregulation of the mechanisms that control bcl-2 expression in high-grade and advanced-stage colorectal carcinomas. Regulation of apoptosis is a complex phenomenon and other factors, including tumor heterogeneity, may be involved.en
heal.journalNameDig Dis Scien
heal.journalTypepeer-reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά) - ΙΑΤ

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