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- W4210251019 abstract "Abstract Background Pancreatic ductal adenocarcinoma (PDAC) has a typical mucin expression pattern which is characterized as MUC1 positive, MUC2 negative and MUC5 positive. Mounting evidence has shown that mucins are involved in the development of pancreatic diseases. However, the correlation between mucin expression and prognosis of PDAC patients is controversial over the decades; thus, we aim to figure out the association of mucin expression with survival among PDAC patients who underwent radical resection. Methods We performed immunohistochemistry to detect the expression of MUC1, MUC2 and MUC5 in 427 resected PDAC specimens and got corresponding clinical statistics to conduct a retrospective study. Kaplan-Meier methods and Mantel-Cox tests were used to compare the survival curves, and Cox regression model was employed to make multivariate analyses and determine independent risk factors. Results Log-rank tests demonstrated that MUC1 absence is significantly correlated with worse overall survival (OS) (p = 0.0079). MUC2 expression showed marginal significance in predicting shorter OS of PDAC patients (p = 0.055), while MUC5 did not show prognostic value. Besides, MUC1 absence is associated with increased proportion of stage III PDAC (p = 0.011). MUC1 absence and MUC2 expression are also associated with tumor perineural aggression (p = 0.011 and p = 0.030). Multivariable adjusted hazard ratio (HR) for mortality of MUC1 and MUC2 is 0.492 (95% CI: 0.274-0.883, p = 0.017) and 1.596 (95% CI: 1.061-2.401, p = 0.025) respectively. Conclusions MUC1 negative expression or MUC2 positive expression is independently associated with poor overall survival among patients with resectable PDAC." @default.
- W4210251019 created "2022-02-08" @default.
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- W4210251019 date "2022-01-28" @default.
- W4210251019 modified "2023-10-16" @default.
- W4210251019 title "Atypical Mucin Expression Predicts Worse Overall Survival in Resectable Pancreatic Ductal Adenocarcinoma" @default.
- W4210251019 doi "https://doi.org/10.21203/rs.3.rs-1299248/v1" @default.
- W4210251019 hasPublicationYear "2022" @default.
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