Open Access

Expression of ERCC1 and TYMS in colorectal cancer patients and the predictive value of chemotherapy efficacy

  • Authors:
    • Hong Jiang
    • Baosong Li
    • Fengxia Wang
    • Chong Ma
    • Tao Hao
  • View Affiliations

  • Published online on: May 23, 2019     https://doi.org/10.3892/ol.2019.10395
  • Pages: 1157-1162
  • Copyright: © Jiang et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

The present study investigated the expression of excision repair cross-complementing gene 1 (ERCC1) and thymidylate synthase (TYMS) in patients with colorectal cancer and the predictive value of chemotherapy. Eighty patients with colorectal cancer chemotherapy admitted to Binzhou Medical University Hospital from June 2013 to June 2015 were randomly selected, and 80 cancer tissues and 68 adjacent tissues were taken for analysis. RT-qPCR was used to detect ERCC1 as well as the expression level of TYMS. The relationship of the expression level with the chemotherapy efficacy, clinical pathology and survival time in colorectal cancer patients receiving standard chemotherapy, was compared. The expression of ERCC1 and TYMS mRNA in cancer tissues was significantly higher than that in the adjacent tissues (P<0.05). There was no correlation between ERCC1 mRNA expression, TYMS mRNA and clinicopathological features of colorectal cancer (P>0.05). The predictive effect of ERCC1 on colorectal cancer chemotherapy was 0.919 (95% CI, 0.862-0.976), P<0.001. The AUC of TYMS for predicting the efficacy of chemotherapy on colon cancer was 0.831 (95% CI, 0.735-0.926), and both had higher predictive values. The expression levels of ERCC1 and TYMS mRNA in 80 patients with colorectal cancer were divided into the low and high expression groups. The 3-year survival rate of patients in the low expression group was significantly higher than that in the high expression group, and the difference between the two groups was statistically significant (P<0.05). ERCC1 and TYMS had a high predictive value for the efficacy of chemotherapy in patients with colorectal cancer, and patients with lower expression of ERCC1 and TYMS had improved 3-year survival rates than patients with higher expression. Therefore, for patients with colorectal cancer, ERCC1 and TYMS can be used as predictors of the efficacy of chemotherapy.
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August-2019
Volume 18 Issue 2

Print ISSN: 1792-1074
Online ISSN:1792-1082

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Spandidos Publications style
Jiang H, Li B, Wang F, Ma C and Hao T: Expression of ERCC1 and TYMS in colorectal cancer patients and the predictive value of chemotherapy efficacy. Oncol Lett 18: 1157-1162, 2019
APA
Jiang, H., Li, B., Wang, F., Ma, C., & Hao, T. (2019). Expression of ERCC1 and TYMS in colorectal cancer patients and the predictive value of chemotherapy efficacy. Oncology Letters, 18, 1157-1162. https://doi.org/10.3892/ol.2019.10395
MLA
Jiang, H., Li, B., Wang, F., Ma, C., Hao, T."Expression of ERCC1 and TYMS in colorectal cancer patients and the predictive value of chemotherapy efficacy". Oncology Letters 18.2 (2019): 1157-1162.
Chicago
Jiang, H., Li, B., Wang, F., Ma, C., Hao, T."Expression of ERCC1 and TYMS in colorectal cancer patients and the predictive value of chemotherapy efficacy". Oncology Letters 18, no. 2 (2019): 1157-1162. https://doi.org/10.3892/ol.2019.10395