| Author | Year | Detection method | Primary antibody | Source | Cut-off value | | | | Antibody | Specie | Clone | Dilution | | |
| Ahn, S. | 2019 | IHC | Anti-PD-L1 | Mouse, MAB | 22C3 | 1 : 100 | Dako, Carpinteria, CA, USA | 1% | Arkenau, H. T. | 2018 | IHC | Anti-PD-L1 | Mouse, MAB | 22C3 | NR | Agilent, Carpinteria, CA | 1% | Dong, Z. T. | 2020 | IHC | Anti-PD-L1 | MAB | NR | NR | Cell Signaling Technology, Inc. Danvers, MA, USA | 5% | Gani, F. | 2016 | IHC | Anti-PD-L1 | Mouse, MAB | 5H1 | NR | NR | 5% | Gou, M. M. | 2019 | IHC | Anti-PD-L1 | NR | NR | NR | NR | 1% | Jing, C. Y. | 2019 | IHC | Anti-PD-L1 | Rabbit, MAB | E1L3N | 1 : 200 | Cell Signaling Technology, MA, USA | 5% | Kim, R. | 2018 | IHC | Anti-PD-L1 | Mouse, MAB | 5H1 | NR | NR | 1% | Kitano, Y. | 2020 | IHC | Anti-PD-L1 | Rabbit, MAB | E1L3N | 1 : 200 | Cell Signaling Technology, Tokyo, Japan | 5% | Kriegsmann, M. | 2019 | IHC | Anti-PD-L1 | NR | SP263 | NR | Roche AG, Rotkreuz, Switzerland | 1% | Lim, Y. J. | 2015 | IHC | Anti-PD-L1 | Rabbit, MAB | E1L3N | 1 : 100 | Cell Signaling Technology, Danvers, MA, USA | H-score 5 | Lu, J. C. | 2019 | IHC | Anti-PD-L1 | Rabbit, MAB | SP142 | 1 : 100 | GeneTech Co. Ltd., Shanghai, China | 5% | Ma, K. | 2017 | IHC | Anti-PD-L1 | Rabbit, MAB | NR | 1 : 250 | Abcam, Cambridge, MA, USA | 5% | Sangkhamanon, S. | 2017 | IHC | Anti-PD-L1 | NR | NR | 1 : 1000 | Roche Diagnostic GmbH, USA | 1% | Tamai, K. | 2014 | IHC | Anti-CD274 | Rabbit, PAB | NR | NR | Abcam, Cambridge, MA, USA | ++ | Ueno, T. | 2018 | IHC | Anti-PD-L1 | NR | NR | NR | NR | 5% | Walter, D. | 2017 | IHC | Anti-PD-L1 | Rabbit, MAB | E1L3N | 1 : 50 | Cell Signaling Technology, Danvers, MA, USA | Score 3 | Yu, F. | 2019 | IHC | Anti-PD-L1 | Rabbit, MAB | E1L3N | 1 : 200 | Cell Signaling Technology, Danvers, MA, USA | Score 3 | Zhu, Y. | 2018 | IHC | Anti-PD-L1 | Rabbit, MAB | SP142 | 1 : 50 | Spring Bioscience, Inc., CA, USA | 5% |
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