Table 4.

The inhibitory concentrations (IC₅₀) of ethanol extracts (PPEs) of pomegranate (Punica granatum L.) peels on normal human fibroblasts (WI38), cervical carcinoma (HeLa), colorectal adenocarcinoma, metastatic (SW620), breast epithelial adenocarcinoma, metastatic (MCF-7), pancreatic carcinoma (MIA PaCa-2) and pancreatic adenocarcinoma, derived from metastatic liver (CFPAC-1).

Sample	IC50 1
	WI-38	HeLa	SW620	MCF-7	MIA PaCa-2	CFPAC-1
P1	0.197	0.212	0.255	0.239	0.219	0.334
P2	0.245	0.167	0.223	0.198	0.164	0.274
P3	0.205	0.185	0.208	0.219	0.191	0.331
P4	0.151	0.141	0.163	0.162	0.136	0.197
P5	0.214	0.212	0.354	0.272	0.216	0.365
P6	0.319	0.145	0.209	0.173	0.132	0.234
P7	0.160	0.191	0.317	0.268	0.203	0.353
P8	0.396	0.196	0.304	0.303	0.177	0.370

¹ IC₅₀—Concentration (mg/mL) required for inhibition of cancer cell proliferation by 50%.