| US | Using ultrasound |
| PAs | Proanthocyanidins |
| PKLPs | Purified kiwi leaves Pas |
| S/S | Solvent to solid ration |
| UAE | Ultrasound-assisted extraction |
| ME | Maceration extraction |
| RSM | Response surface methodology |
| CCD | Central composite design |
| TPC | Total phenolics content |
| DW | Dry weight |
| PC | Procyanidin |
| DMEM | Dulbecc’s modified Eagle medium |
| FBS | Foetal bovine serum |
| PBS | Phosphate-buffered solution |
| P/S | Penicillin/streptomycin |
| MTT | Methyl thiazolyl tetrazolium |
| WD | Weight basis |
| IC50. | The half-inhibitory concentration |