Listar Ciencias de la Salud por tema "Immunohistochemistry"
Mostrando ítems 1-14 de 14
-
Altered expression of COX-2 and TNF-α in patients with hepatocellular carcinoma
(2019) [Artículo de periódico]Background and aim: hepatocellular carcinoma is a type of cancer related with inflammation, as 90% of cases develop in a chronic inflammation condition. Excess inflammation can affect tissue homeostasis. Cytokines and ... -
Avaliação das células do infiltrado inflamatório peritumoral dos carcinomas espinocelulares de boca
(2002) [Artículo de periódico]O presente trabalho utilizou-se anticorpos monoclonais para a caracterização das células de defesa do sistema irnunológico presentes no infdtrado inflamatório peritumoral em carcinomas espinocelulares de boca e sua relação ... -
Avaliação de métodos diagnósticos para infecção ativa por citomegalovírus em receptores de transplante renal
(2017) [Artículo de periódico]Introdução: Citomegalovírus (CMV) é uma importante causa de infecção viral após o transplante renal. Os métodos diagnósticos presentemente utilizados são a antigenemia pp-65 e os métodos que utilizam a amplificação de ... -
BCL-2 expression in rectal cancer
(2006) [Artículo de periódico]Racional - As proteínas envolvidas no processo de apoptose parecem desempenhar papel importante na carcinogênese colorretal. Objetivos - Determinar a prevalência da expressão imunoistoquímica da proteína bcl-2 e sua relação ... -
Expressão da MMP-9 e do VEGF no câncer de mama : correlação com outros indicadores de prognóstico
(2008) [Artículo de periódico]Objetivo: analisar a expressão da metaloproteinase da matriz 9 (MMP-9) e do fator de crescimento vascular endotelial (VEGF) em um grupo de pacientes com câncer primário de mama, e correlacioná-los entre si e com outros ... -
Expressão imuno-histoquímica das proteínas VEGF e HER-2 em biópsias de osteossarcoma
(2013) [Artículo de periódico]Objetivos Identificar a prevalência de HER-2 e do fator de crescimento do endotélio vascular (VEGF) em biópsias de osteossarcoma e correlacioná-los com possíveis fatores de prognóstico. Métodos: Estudo retrospectivo realizado ... -
Expression of E-cadherin and involucrin in leukoplakia and oral cancer : an immunocytochemical and immunohistochemical study
(2017) [Artículo de periódico]To assess the immunocytochemical and immunohistochemical correlation of adhesion (E-cadherin) and cell differentiation (involucrin) molecules in oral leukoplakia and oral squamous cell carcinoma. Cytological samples and ... -
Immunohistochemical analysis of the patterns of p53 and PCNA expression in odontogenic cystic lesions
(2008) [Artículo de periódico]Objective: the role of p53 expression in odontogenic lesions has not been fully determined, but has been associated with cell proliferation. The purpose of this study was to analyze p53 and proliferating cell nuclear antigen ... -
Immunohistochemical expression of HER-2/NEU-CERBB-2 in patients with adenocarcinoma of the stomach
(2009) [Artículo de periódico]Objectives: To determine the prevalence of Her-2/Neu-cerbb-2 in the gastric mucosa of patients with gastric adenocarcinoma in a brazilian patient group. Methods: The immunohistochemical expression of Her-2/Neu was studied ... -
Immunohistochemical expression of OCT4 and CD44 in major and minor salivary gland neoplasms
(2021) [Artículo de periódico]The aim of this study was to identify tumor parenchyma cells exhibiting immunohistochemical profile of stem cells by evaluating the immunoreactivity of OCT4 and CD44 in a number of cases of salivary gland neoplasms. The ... -
Overexpression of PIK3CA impacts global survival of patients with HER2 subtype breast carcinoma
(2020) [Artículo de periódico]Purpose: To investigate the expression of proteins fosfatidilinositol-4,5-bifosfate 3-quinase (PIK3CA) and phosphatase and tensin homolog (PTEN) in HER2-positive breast cancer and verify their associations with clinical ... -
p14 expression differences in ovarian benign, borderline and malignant epithelial tumors
(2016) [Artículo de periódico]Background: Abnormalities in tumor suppressors p14, p16 and p53 are reported in several human cancers. In ovarian epithelial carcinogenesis, p16 and p53 show higher immunohistochemical staining frequencies in malignant ... -
Standardization of concentrated antibodies for use in automated immunohistochemistry
(2020) [Artículo de periódico]Background: Immunohistochemistry (IHC) is a method of identifying proteins in cells or tissues that is useful for diagnosis and research. In modern pathology, it has assumed an important supporting role in the molecular ... -
Tumor in the plantar region : dermatofibrosarcoma protuberans in an infrequent topography
(2020) [Artículo de periódico]Dermatofibrosarcoma protuberans is a rare mesenchymal tumor; it is locally aggres-sive and presents high rates of local recurrence. It may present as a nodular or plaque vegetatinglesion. It mainly affects the trunk and ...