Table 3.

Conversion indexes (ratios of product to precursor fatty acids) of cellular and membrane fatty acids in HepG2 cells cultured with different PL concentrations

	Total Cellular Fatty Acids, nM				Cell Membrane Fatty Acids, nM
Conversion Indexes	10	20	50	2,000	10	20	50	2,000
C16:1n-7/C16:0	0.56 ± 0.02	0.56 ± 0.01	0.55 ± 0.01	0.53 ± 0.05	0.55 ± 0.01	0.53 ± 0.03	0.51 ± 0.02	0.53 ± 0.01
C18:1n-9/C18:0	3.79 ± 0.19	3.86 ± 0.12	3.79 ± 0.22	3.54 ± 0.12	2.20 ± 0.10	2.19 ± 0.16	2.16 ± 0.09	2.18 ± 0.11
C20:4n-6/C18:2n-6	0.98 ± 0.12a	0.98 ± 0.08a	0.98 ± 0.05a	1.18 ± 0.05b	3.18 ± 0.25	3.25 ± 0.20	2.70 ± 1.11	2.60 ± 0.41
C20:3n-6/C18:2n-6	0.36 ± 0.01	0.36 ± 0.01	0.36 ± 0.03	0.35 ± 0.02	0.42 ± 0.06	0.47 ± 0.03	0.39 ± 0.17	0.44 ± 0.09
C20:4n-6/C20: 3n-6	2.73 ± 0.27a	2.72 ± 0.24a	2.75 ± 0.16a	3.41 ± 0.34b	7.73 ± 1.10a	7.00 ± 0.45a	7.00 ± 0.30a	5.95 ± 0.33b

Data were presented as means ± SD; n = 4 experiments. Means of each row without a common letter in the superscript differ significantly (P < 0.01).