What does PD-L1 positive or negative mean?

Volume: 213, Issue: 13, Pages: 2835 - 2840
Published: Nov 30, 2016
Abstract
Expression of the programmed death-1 (PD-1) ligand 1 (PD-L1) is used to select patients and analyze responses to anti-PD-1/L1 antibodies. The expression of PD-L1 is regulated in different ways, which leads to a different significance of its presence or absence. PD-L1 positivity may be a result of genetic events leading to constitutive PD-L1 expression on cancer cells or inducible PD-L1 expression on cancer cells and noncancer cells in response...
Paper Details
Title
What does PD-L1 positive or negative mean?
Published Date
Nov 30, 2016
Volume
213
Issue
13
Pages
2835 - 2840
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