Table 4.
The half maximal inhibitory concentration (IC50) values for protocatechuic acid, PANE, and PAND samples against 3T3, HeLa, and MCF-7 cell lines
| Cell type
|
3T3
|
HeLa
|
MCF-7
|
||||||
|---|---|---|---|---|---|---|---|---|---|
| Sample | Free drug | PANE | PAND | Free drug | PANE | PAND | Free drug | PANE | PAND |
| IC50 | No cytotoxicity | 38.8 | 19.8 | 30.3 | – | 35.6 | 36.0 | ||
Notes: 3T3, fibroblast cell; MCF-7, human breast cancer cell; HeLa, human cervical cancer cell.
Abbreviations: PAND, protocatechuic acid-Mg/Al nanocomposite synthesized by direct method; PANE, protocatechuic acid-Mg/Al nanocomposite synthesized by ion-exchange method.