| ALF | Artificial lysosomal fluid |
| BSA | Bovine serum albumin |
| cDNA | Complementary deoxyribonucleic acid |
| CF | 5(6)-carboxyfluorescein |
| DEAPA | Diethylaminopropylamine |
| DEAPA-PVA-g-PLGA | Diethylaminopropylamine PVA-grafted-PLGA |
| DNA | Deoxyribonucleic acid |
| DPPC | Dipalmitoyl phosphatidylcholine |
| hAELVi | Human alveolar epithelial lentivirus |
| HBSS | Hanks balanced salt solution |
| IPL | Isolated perfused lung |
| MMAD | Mass median aerodynamic diameter |
| Pal-EX4 | Palmitic acid-modified exendin-4 |
| PBS | Phosphate-buffered saline |
| PCLS | Precision cut lung slices |
| PdI | Polydispersity index |
| PEG | Polyethylene glycol |
| PLGA | Polylactic-co-glycolic acid |
| PVA | Polyvinyl alcohol |
| SLF | Simulated lung fluids |
| YFP | Yellow fluorescein protein |
| ZP | Zeta potential |