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Expression of long noncoding RNA NBAT1 is associated with the outcome of patients with non-small cell lung cancer
Wang, Da-Ling; Yuan, Peng; Tian, Ji-Yuan.
  • Wang, Da-Ling; First Peoples Hospital of Jinan. Department of Thoracic Surgery. Jinan. CN
  • Yuan, Peng; First Peoples Hospital of Jinan. Department of Thoracic Surgery. Jinan. CN
  • Tian, Ji-Yuan; First Peoples Hospital of Jinan. Department of Respiratory Medicine. Jinan. CN
Rev Assoc Med Bras (1992) ; 66(7): 898-903, 2020. tab, graf
Article in English | SES-SP, LILACS | ID: biblio-1136307
ABSTRACT
SUMMARY OBJECTIVE Long noncoding RNA neuroblastoma-associated transcript 1 (NBAT1) has been reported to be involved in cancer progression. However, the clinical significance of NBAT1 in non-small cell lung cancer (NSCLC) is still unclear. Our present research aimed to explore whether NBAT1 serves as a biomarker for NSCLC prognosis. METHODS The expression of NBAT1 was examined by RT-PCR in tissue samples of 162 NSCLC patients and was compared with the adjacent non-tumor lung specimens. Then the association between NBAT1 expression and clinical-pathological parameters was further evaluated. Survival analysis was performed using the Kaplan-Meier method. The prognostic significance of NBAT1 expression in NSCLC patients was explored by the use of univariate and multivariate analyses. RESULTS NBAT1 expression was prominently decreased in NSCLC tissues compared with matched normal lung specimens (p < 0.01). Moreover, survival analyses indicated that patients with low expression displayed dramatically decreased 5-year overall survival (p = 0.008). CONCLUSIONS NBAT1 expression might contribute to tumor progression and poor prognosis of NSCLC and might be a new therapeutic target in NSCLC.
RESUMO
RESUMO OBJETIVO Há relatos de que o NBAT1 está associado à progressão do câncer. Contudo, o significado clínico do NBAT1 no câncer de pulmão de células não pequenas (NSCLC) ainda não está claro. O objetivo da nossa pesquisa foi explorar se NBAT1 serve como biomarcador para o prognóstico de NSCLC. MÉTODOS A expressão de NBAT1 foi examinada por RT-PCR em amostras de tecido de 162 pacientes com NSCLC e comparada a amostras adjacentes não tumorais de pulmão. Em seguida, a associação entre a expressão do NBAT1 e os parâmetros clínico-patológicos foi avaliada. A análise de sobrevivência foi realizada utilizando o método Kaplan-Meier. A significância prognóstica da expressão do NBAT1 em pacientes com NSCLC foi explorada através de análises univariadas e multivariadas. RESULTADOS A expressão do NBAT1 foi claramente diminuída nos tecidos de NSCLC em comparação aos espécimes normais dos pulmões (p<0,01). Além disso, as análises de sobrevivência indicaram que pacientes com baixa expressão apresentavam uma diminuição drástica da sobrevivência global em cinco anos (p=0,008). CONCLUSÃO A expressão do NBAT1 pode contribuir para a progressão tumoral e um prognóstico negativo do NSCLC e pode ser um novo alvo de terapia no NSCLC.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Carcinoma, Non-Small-Cell Lung / RNA, Long Noncoding / Lung Neoplasms / Neuroblastoma Type of study: Prognostic study / Risk factors Limits: Humans Language: English Journal: Rev Assoc Med Bras (1992) Year: 2020 Type: Article Institution/Affiliation country: First Peoples Hospital of Jinan/CN

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Full text: Available Index: LILACS (Americas) Main subject: Carcinoma, Non-Small-Cell Lung / RNA, Long Noncoding / Lung Neoplasms / Neuroblastoma Type of study: Prognostic study / Risk factors Limits: Humans Language: English Journal: Rev Assoc Med Bras (1992) Year: 2020 Type: Article Institution/Affiliation country: First Peoples Hospital of Jinan/CN