| PKCG-1 | Palm kernel cake glutelin-1 |
| PKCG-1-UA | Palm kernel cake glutelin-1 modified via ultrasonication-assisted arabinose-glycosylation |
| PKCG-1-UGA | Palm kernel cake glutelin-1 modified via ultrasonication-assisted gallic acid-grafting |
| PKCG-1 | Palm kernel cake glutelin-1 |
| PKCG-1-UA | Palm kernel cake glutelin-1 modified via ultrasonication-assisted arabinose-glycosylation |
| PKCG-1-UGA | Palm kernel cake glutelin-1 modified via ultrasonication-assisted gallic acid-grafting |