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EGFR and PD-L1 expressions of ESCC cells in complete culture media.
Notes: EGFR (A–C) and PD-L1 (D) expressions were tested by Western blot (A) and flow cytometry (B–D). (B and C) Cell surface and total EGFR expression.
Abbreviations: EGFR, epidermal growth factor receptor; PD-L1, programmed death-ligand 1; ESCC, esophageal squamous cell carcinoma; MFI, median fluorescence intensity.
