Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma

Detalhes bibliográficos
Autor(a) principal: Vilas Bôas, Deise Souza
Data de Publicação: 2010
Outros Autores: Takiya, Christina Maeda, Coelho-Sampaio, Tatiana Lobo, Monção-Ribeiro, Leonardo Campos, Ramos, Eduardo Antônio Gonçalves, Cabral, Márcia Grillo, Santos, Jean Nunes dos
Tipo de documento: Artigo
Idioma: eng
Título da fonte: Repositório Institucional da UFBA
Texto Completo: http://www.repositorio.ufba.br/ri/handle/ri/5675
Resumo: Acesso restrito: Texto completo. p. 565-570.
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spelling Vilas Bôas, Deise SouzaTakiya, Christina MaedaCoelho-Sampaio, Tatiana LoboMonção-Ribeiro, Leonardo CamposRamos, Eduardo Antônio GonçalvesCabral, Márcia GrilloSantos, Jean Nunes dosVilas Bôas, Deise SouzaTakiya, Christina MaedaCoelho-Sampaio, Tatiana LoboMonção-Ribeiro, Leonardo CamposRamos, Eduardo Antônio GonçalvesCabral, Márcia GrilloSantos, Jean Nunes dos2012-04-19T18:53:22Z20100904-2512http://www.repositorio.ufba.br/ri/handle/ri/5675v. 39, n. 7Acesso restrito: Texto completo. p. 565-570.An inflammatory component consisting of cells and chemical mediators may influence the proliferation and dissemination of the oral squamous cell carcinoma (OSCC). In the present study, we evaluated the possible relationship between Ki-67, tumor-associate macrophages (TAMs), and COX-2 in OSCCs. In addition, the immunodetection of these proteins was associated with different histological grades of malignancy, including invasive and in situ tumors. METHODS: Twenty-seven OSCC cases were examined by light microscopy using criteria adopted WHO, and immunohistochemistry for Ki-67, CD68, and COX-2 using EnVision System in invasive and in situ lesions. Immunohistochemical detection of these proteins was assessed and scored for COX-2, and results were compared with their histological grades of malignancy. RESULTS: A correlation between Ki-67, COX-2, and CD68 was not found. Histological grade of malignancy (HDM) was associated with the Ki-67 immunostaining(P = 0.00), but this was not observed regarding both CD68 (P = 0.51) and COX-2 (P = 0.89). Furthermore, there was a COX-2 overexpression in 62.96% of the sample, and a high density of TAMs in both OSCCs and in situ carcinomas. CONCLUSIONS: Imunolabeling for Ki-67 was directly correlated with less-differentiated tumors, suggesting that this marker may contribute to understand the biological behavior of OSCC, and help to distinguish risk groups of OSCC. Furthermore, the lack of correlation between Ki-67, COX-2, and CD68 indicates that the latter two markers may play a pivotal role in oral carcinogenesis. However, further studies are needed to clarify their contribution for cell proliferation and tumor differentiationSubmitted by JURANDI DE SOUZA SILVA (jssufba@hotmail.com) on 2012-04-19T18:53:22Z No. of bitstreams: 1 __onlinelibrary.wiley.co...6ba7216fccdef98ac0aa34d8faa27.pdf: 280288 bytes, checksum: 2b8e4eff237205424ba672214b95247e (MD5)Made available in DSpace on 2012-04-19T18:53:22Z (GMT). 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dc.title.pt_BR.fl_str_mv Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
dc.title.alternative.pt_BR.fl_str_mv Journal of Oral Pathology & Medicine
title Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
spellingShingle Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
Vilas Bôas, Deise Souza
cyclooxygenase-2
immunohistochemistry
Ki-67
Macrophages
squamous cell carcinoma
title_short Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
title_full Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
title_fullStr Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
title_full_unstemmed Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
title_sort Immunohistochemical detection of Ki-67 is not associated with tumor-infiltrating macrophages and cyclooxygenase-2 in oral squamous cell carcinoma
author Vilas Bôas, Deise Souza
author_facet Vilas Bôas, Deise Souza
Takiya, Christina Maeda
Coelho-Sampaio, Tatiana Lobo
Monção-Ribeiro, Leonardo Campos
Ramos, Eduardo Antônio Gonçalves
Cabral, Márcia Grillo
Santos, Jean Nunes dos
author_role author
author2 Takiya, Christina Maeda
Coelho-Sampaio, Tatiana Lobo
Monção-Ribeiro, Leonardo Campos
Ramos, Eduardo Antônio Gonçalves
Cabral, Márcia Grillo
Santos, Jean Nunes dos
author2_role author
author
author
author
author
author
dc.contributor.author.fl_str_mv Vilas Bôas, Deise Souza
Takiya, Christina Maeda
Coelho-Sampaio, Tatiana Lobo
Monção-Ribeiro, Leonardo Campos
Ramos, Eduardo Antônio Gonçalves
Cabral, Márcia Grillo
Santos, Jean Nunes dos
Vilas Bôas, Deise Souza
Takiya, Christina Maeda
Coelho-Sampaio, Tatiana Lobo
Monção-Ribeiro, Leonardo Campos
Ramos, Eduardo Antônio Gonçalves
Cabral, Márcia Grillo
Santos, Jean Nunes dos
dc.subject.por.fl_str_mv cyclooxygenase-2
immunohistochemistry
Ki-67
Macrophages
squamous cell carcinoma
topic cyclooxygenase-2
immunohistochemistry
Ki-67
Macrophages
squamous cell carcinoma
description Acesso restrito: Texto completo. p. 565-570.
publishDate 2010
dc.date.issued.fl_str_mv 2010
dc.date.accessioned.fl_str_mv 2012-04-19T18:53:22Z
dc.type.status.fl_str_mv info:eu-repo/semantics/publishedVersion
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
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dc.identifier.uri.fl_str_mv http://www.repositorio.ufba.br/ri/handle/ri/5675
dc.identifier.issn.none.fl_str_mv 0904-2512
dc.identifier.number.pt_BR.fl_str_mv v. 39, n. 7
identifier_str_mv 0904-2512
v. 39, n. 7
url http://www.repositorio.ufba.br/ri/handle/ri/5675
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dc.source.pt_BR.fl_str_mv DOI: 10.1111/j.1600-0714.2010.00883.x
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