| ATF6 | Activating transcription factor 6 |
| BiP | Binding immunoglobulin protein |
| CHO | Chinese hamster ovary |
| CHOP | C/EBP homologous protein |
| CNX | Calnexin |
| eIF2α | Eukaryotic translation initiation factor 2α |
| ER | Endoplasmic reticulum |
| GLP-1–Fc | Glucagon-like peptide-1–Fc fusion protein |
| IVCD | Integral viable cell density |
| MTX | Methotrexate |
| qP | Cell-specific productivity |
| UPR | Unfolded protein response |
| VCD | Viable cell density |