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Association of Omi/HtrA2 expression and prognosis in patients with gastric carcinoma / 中华胃肠外科杂志
Chinese Journal of Gastrointestinal Surgery ; (12): 766-769, 2010.
Artigo em Chinês | WPRIM | ID: wpr-266273
ABSTRACT
<p><b>OBJECTIVE</b>To explore the expression of serine protease Omi/HtrA2 in gastric carcinoma tissue and its association with clinicopathological features and prognosis.</p><p><b>METHODS</b>Omi/HtrA2 protein expression levels were detected by immunohistochemistry method in resected gastric carcinomas(n=68), adjacent noncancerous tissues(n=15), and normal tissues(n=15), and its association with clinicopathological features and prognosis were analyzed.</p><p><b>RESULTS</b>Omi/HtrA2 expression was positive in 73.5%(50/68) of gastric cancer tissues, which was significantly higher than that in adjacent noncancerous tissues and normal tissues(P<0.05). There were no significant differences in Omi/HtrA2 expression with respect to sex, age, tumor size, and depth of invasion(all P>0.05). Omi/HtrA2 expression level was significantly associated with tumor differentiation, extent of lymph node metastasis, and tumor stage(all P<0.05). Overall 5-year survival rate of patients with gastric carcinoma was 63.3%. Five-year survival rate was higher in Omi/HtrA2 positive cases than Omi/HtrA2 negative cases(72.0% vs. 61.1%), however the difference was not statistically significant.</p><p><b>CONCLUSIONS</b>Omi/HtrA2 expression is more common in gastric carcinoma. Omi/HtrA2 expression is associated with tumor differentiation, extent of lymph node metastasis, and tumor stage.</p>
Assuntos
Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Assunto principal: Patologia / Prognóstico / Estômago / Neoplasias Gástricas / Serina Endopeptidases / Proteínas Mitocondriais / Serina Peptidase 2 de Requerimento de Alta Temperatura A / Genética / Metabolismo / Estadiamento de Neoplasias Tipo de estudo: Estudo prognóstico Limite: Adulto / Idoso / Aged80 / Feminino / Humanos / Masculino Idioma: Chinês Revista: Chinese Journal of Gastrointestinal Surgery Ano de publicação: 2010 Tipo de documento: Artigo

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Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Assunto principal: Patologia / Prognóstico / Estômago / Neoplasias Gástricas / Serina Endopeptidases / Proteínas Mitocondriais / Serina Peptidase 2 de Requerimento de Alta Temperatura A / Genética / Metabolismo / Estadiamento de Neoplasias Tipo de estudo: Estudo prognóstico Limite: Adulto / Idoso / Aged80 / Feminino / Humanos / Masculino Idioma: Chinês Revista: Chinese Journal of Gastrointestinal Surgery Ano de publicação: 2010 Tipo de documento: Artigo