Ki-67 Expression in CRC Lymph Node Metastasis Does Not Predict Survival

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Citações na Scopus
10
Tipo de produção
article
Data de publicação
2015
Título da Revista
ISSN da Revista
Título do Volume
Editora
HINDAWI PUBLISHING CORPORATION
Autores
MARTINS, Sandra F.
AMORIM, Ricardo
MOTA, Silvia Coelho
COSTA, Luis
PARDAL, Fernando
RODRIGUES, Mesquita
Citação
BIOMED RESEARCH INTERNATIONAL, article ID 131685, 13p, 2015
Projetos de Pesquisa
Unidades Organizacionais
Fascículo
Resumo
Colorectal cancer is one of the most common malignancies and a leading cause of cancer death worldwide. Molecular markers may improve clinicopathologic staging and provide a basis to guide novel therapeutic strategies which target specific tumour-associated molecules according to individual tumour biology; however, so far, no ideal molecular marker has been found to predict disease progression. We tested Ki-67 proliferation marker in primary and lymph node metastasis of CRC. We observed a statistical significant difference between the positive rates of neoplastic cells positively stained by Ki-67 in both sites, with remarkable increased number of Ki-67 positive cells in primary tumor cells compared to cancer cells that invaded lymph nodes. We can speculate that the metastatic CRC in lymph node can be more resistant to the drugs that target cellular division.
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Referências
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