| Antibody | Supplier | Dilution |
| ERp57, rabbit pAB | Enzo Life Sciences, Lörrach, Germany | 1 : 1000 | BiP, rabbit mAB | Cell Signaling Technology, Frankfurt, Germany | 1 : 1000 | Chop, mouse mAB | Cell Signaling Technology, Frankfurt, Germany | 1 : 1000 | IRE1, mouse mAB | Santa Cruz Biotechnology, Inc., Dallas, Texas, USA | 1 : 200 | XBP1s, rabbit pAB | BioLegend, Nijmegen, Netherlands | 1 : 500 | ATF6, rabbit pAB | Santa Cruz Biotechnology, Inc., Dallas, Texas, USA | 1 : 200 | GAPDH, rabbit mAB | Cell Signaling Technology, Frankfurt, Germany | 1 : 1000 |
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