| ECM | Extracellular matrix |
| dBP | Decellularized bovine pericardium |
| GG | Gellan gum |
| SPM | Spermine |
| FTIR | Fourier-Transform Infrared Spectroscopy |
| SEM | Scanning Electron Microscopy |
| GRAS | generally recognized as safe |
| FDA | Food and Drug Administration |
| Mi | Initial mass |
| Mt | Hydrogel mass |
| G’ | Storage modulus |
| MTS | 3-(4,5-dimethylthiazol-2-yl)-5-(3-carboxymethoxyphenyl)-2-(4-sulfophenyl)-2H-tetrazolium salt |
| PBS | Phosphate-buffered saline |
| DMEM | Dulbecco’s Modified Eagle Medium |
| CTRL | Plastic Treated Culture Plate |