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Expression of PD-1/PD-L1 and P53 in hepatocellular carcinomarelationship with clinicopathological parameters

Egyptian Journal of Pathology • 2018
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Publication Information
Authors Bassyoni, Omneya Y.; Rashad, Heba M.
Keywords Not Available
Journal Egyptian Journal of Pathology
Publisher Not Available
Volume Not Available
Issue Not Available
Pages Not Available
publication.type Local
Paper Link Open Link
Supplementary Materials Not Available
Abstract
Previously described immune checkpoint regulators, programmed cell death (PD-1) and its main ligand (PD-L1) are known to regulate T-cell function and control proliferation of tumor cells. A connection between P53 and those checkpoint has been reported in cancer cells. This work aimed at studying the expression for PD-1/PD-L1 and P53 protein in hepatocellular carcinoma (HCC) and correlate them with clinicopathological parameters.

Materials and methods 

Immunohistochemical expression of PD-1/PD-L1 and P53 was evaluated in 33 cases of HCC and eight cases of non-neoplastic liver samples (hepatitis) were used as control.

Results 

PD-1/PD-L1 and P53 showed higher expression in HCC cases compared to non-neoplastic liver tissue (P