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A correlation study of CEUS quantitative analysis and the expression of P53 in hepatocellular carcinoma |
1.Department of Medical Ultrasonics, the First Affiliated Hospital of Guangxi University of Traditional Chinese Medicine, Nanning 530023, China; 2.The First Affiliated Hospital of Guangxi Medical University, Nanning 530021, China |
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Abstract Objective: To investigate the expression of mutant P53 protein and their correlation with contrast-enhanced ultrasound quantitative parameters in hepatocellular carcinoma(HCC). Methods: Fifty-seven cases of HCC were enrolled. A retrospective analysis of the contrast-enhanced ultrasound quantitative parameters was performed, and then their correlation with P53 protein by immunohistochemistry staining method was done. Results:①P53 positive expression rate was 54.3%(31/57). ②In P53 positive and negative groups, the peak strength, the mean transit time and time to peak showed no significant difference(P>0.05). There was significant difference in the rising slope and washout time(P<0.05). ③There was no correlation between the expression of P53 and maximum intensity, mean transit time or time to peak(P>0.05). The positive expression of P53 was positively correlated with the rising slope with r=0.377(P<0.05), and negatively correlated with washout time with r=-0.410(P<0.05). Conclusion: For HCC contrast-enhanced ultrasound parameters, there is a certain correlation between rising slope, washout time and mutant P53 protein expression. The time-intensity curve might noninvasively assess the expression of P53.
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Received: 26 April 2015
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