| ABC | ATP-binding cassette |
| ABCB1 | 1st member of ABCB gene subfamily |
| ABCC1 | 1st member of ABCC gene subfamily |
| ABCG2 | 2nd member of ABCG gene subfamily |
| ATF6α | activating transcription factor 6α |
| BCRP | breast cancer resistance protein |
| Bor | Bortezomib |
| CYP | cytochrome P-450 |
| ER | endoplasmic reticulum |
| ERAD | endoplasmic reticulum-associated degradation |
| GRP78/BiP | glucose-regulated protein 78/binding immunoglobulin protein |
| GRP94 | glucose-regulated protein 94 |
| GST | glutathione S-transferase |
| HSP90 | heat shock protein 90 |
| MDR | multidrug resistance |
| MG-132 | N-Benzyloxycarbonyl-l-leucyl-l-leucyl-l-leucinal |
| MRP | multidrug resistance associated protein |
| MTT | [3-(4,5-dimethyldiazol-2-yl)-2,5-diphenyltetrazolium bromide] |
| PERK | protein kinase R (PKR)-like endoplasmic reticulum kinase |
| P-gp | P-glycoprotein |
| R | P-gp-positive L1210 cells induced for resistance by vincristine |
| S | P-gp negative drug sensitive parental L1210 cells |
| SBor | P-gp negative L1210 cells induced for resistance by bortezomib |
| SMG-132 | P-gp negative L1210 cells induced for resistance by MG-132 |
| SThap | P-gp negative L1210 cells induced for resistance by thapsigargin |
| STun | P-gp negative L1210 cells induced for resistance by tunicamycin |
| Suc-LLVY-AMC | 4-[[(2S)-1-[[(2S)-1-hydroxyphenyl)-1-[(4-methyl-2-oxochromen-7-yl) amino]-1-oxopropan-2-yl] amino]-3-methyl-1-oxobutan-2-yl] amino]-4 methyl-1-oxopentan-2-yl] amino]-4-methyl-1-oxopentan-2-yl] amino]-4-oxobutanoic acid) |
| T | drug-resistant P-gp-positive L1210 cells obtained by transfection with the human P-gp gene |
| Thap | Thapsigargin |
| Tun | Tunicamycin |
| UPR | unfolded protein response |
| VCR | Vincristine |