Table I. Degree of unsaturation of fatty acids in each phospholipid from tobacco leaf PM and DIM.

Sample	PtdEtn	PtdCho	PtdOH	Ptdlns	PtdIns4P	PtdIns(4,5)P2
PM	1.29 ± 0.06	1.31 ± 0.03	1.36 ± 0.26	0.74 (n = 2)	1.15 (n = 2)	0.41 (n = 1)
DIM	0.52 (n = 2)	0.46 ± 0.08	0.48 ± 0.15	0.40 ± 0.12	0.44 (n = 2)	0.45 ± 0.10