Low CD8<sup>+</sup> T Cell Infiltration and High PD-L1 Expression Are Associated with Level of CD44<sup>+</sup>/CD133<sup>+</sup> Cancer Stem Cells and Predict an Unfavorable Prognosis in Pancreatic Cancer
Cancer immunotherapy targeting immune checkpoints has exhibited promising clinical outcomes in many cancers, but it offers only limited benefits for pancreatic cancer (PC). Cancer stem cells (CSCs), a minor subpopulation of cancer cells, play important roles in tumor initiation, progression, and dru...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2019-04-01
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Series: | Cancers |
Subjects: | |
Online Access: | https://www.mdpi.com/2072-6694/11/4/541 |