| Texto completo | |
| Autor(es): |
Fonseca, Felipe Paiva
[1]
;
Benevenuto de Andrade, Bruno Augusto
[1]
;
Carrinho Ayrosa Rangel, Ana Lucia
;
Della Coletta, Ricardo
[1]
;
Lopes, Marcio Ajudarte
[1]
;
de Almeida, Oslei Paes
[1]
;
Vargas, Pablo Agustin
[1]
Número total de Autores: 7
|
| Afiliação do(s) autor(es): | [1] Univ Estadual Campinas, Piracicaba Dent Sch, Sao Paulo - Brazil
Número total de Afiliações: 1
|
| Tipo de documento: | Artigo Científico |
| Fonte: | ORAL SURGERY ORAL MEDICINE ORAL PATHOLOGY ORAL RADIOLOGY; v. 117, n. 1, p. 81-88, JAN 2014. |
| Citações Web of Science: | 20 |
| Resumo | |
Objective. To determine the most adequate number and size of tissue microarray (TMA) cores for pleomorphic adenoma immunohistochemical studies. Study design. Eighty-two pleomorphic adenoma cases were distributed in 3 TMA blocks assembled in triplicate containing 1.0-, 2.0-, and 3.0-mm cores. Immunohistochemical analysis against cytokeratin 7, Ki67, p63, and CD34 were performed and subsequently evaluated with PixelCount, nuclear, and microvessel software applications. Results. The 1.0-mm TMA presented lower results than 2.0-and 3.0-mm TMAs versus conventional whole section slides. Possibly because of an increased amount of stromal tissue, 3.0-mm cores presented a higher microvessel density. Comparing the results obtained with one, two, and three 2.0-mm cores, there was no difference between triplicate or duplicate TMAs and a single-core TMA. Conclusions. Considering the possible loss of cylinders during immunohistochemical reactions, 2.0-mm TMAs in duplicate are a more reliable approach for pleomorphic adenoma immunohistochemical study. (AU) | |
| Processo FAPESP: | 12/07519-9 - Semaphorinas e neuropilinas em tumores de glândulas salivares |
| Beneficiário: | Felipe Paiva Fonseca |
| Modalidade de apoio: | Bolsas no Brasil - Doutorado |
| Processo FAPESP: | 09/53839-2 - Criação do Laboratório de Patologia Digital através do uso do escaneador de lâminas histológicas (Aperio® Scanscope CS) |
| Beneficiário: | Oslei Paes de Almeida |
| Modalidade de apoio: | Auxílio à Pesquisa - Programa Equipamentos Multiusuários |
| Processo FAPESP: | 12/10781-7 - Análise da expressão de citoqueratinas, do padrão angiogênico, proliferativo e de conteúdo de DNA celular de tumores de glândulas salivares |
| Beneficiário: | Pablo Agustin Vargas |
| Modalidade de apoio: | Auxílio à Pesquisa - Regular |