Table 4.

FA composition of the PC and PE classes of phospholipid extracted from plasma membranes of C. maenas walking legs of crabs heterothermally acclimated with their CNS at 22°C

FA	PC		PE
	8°	22°	8°	22°
14:0	0.82  ± 0.16	0.56  ± 0.2∗∗	0.2  ± 0.11	0.19  ± 0.14
16:0	16.34  ± 0.4	15.88  ± 0.59	7.58  ± 0.39	9.81  ± 0.68∗
16:1	8.05  ± 0.81	7.61  ± 0.4	3.91  ± 0.28	4.07  ± 0.36
17:1	2.07  ± 0.57	1.65  ± 0.42	1.57  ± 0.47	1.31  ± 0.47
18:0	1.64  ± 0.2	2.53  ± 0.22∗∗∗	4.87  ± 0.15	5.59  ± 0.52
18:1	24.35  ± 1.36	25.58  ± 1.27	18.74  ± 0.66	17.33  ± 0.76
18:3	1  ± 0.25	1.07  ± 0.24	0.92  ± 0.22	1.87  ± 0.4∗∗
20:3	0.2  ± 0.05	0.68  ± 0.34	0.24  ± 0.13	0.42  ± 0.15∗
20:4	3.47  ± 0.31	3.63  ± 0.35	4.63  ± 0.45	4.81  ± 0.26
20:5	23.84  ± 1.49	22.06  ± 1.02	29.18  ± 0.32	26.99  ± 0.53∗
22:0	0.36  ± 0.07	0.48  ± 0.22	0.51  ± 0.31	0.99  ± 0.21∗
22:6	8.19  ± 1.08	8.17  ± 0.5	16.69  ± 1.83	15.82  ± 2.49
SFA	22.13  ± 0.6	22.61  ± 0.82	16.66  ± 0.97	19.64  ± 2.02
MUFA	37.16  ± 1.18	37.81  ± 0.92	27.5  ± 1.13	25.77  ± 0.54
PUFA	38.31  ± 1.57	37.53  ± 0.82	53.82  ± 1.72	52.33  ± 2.09
S/U	0.292  ± 0.01	0.3  ± 0.01	0.205  ± 0.014	0.26  ± 0.03∗

Values are given as mean ± SEM. Abbreviations are as in Table 1. ∗, P < 0.05; ∗∗, P < 0.01; ∗∗∗, P < 0.001. n = 5.