. 2013 Nov 14;12:173. doi: 10.1186/1476-511X-12-173

Table 4.

Comparison of FA profile in cheek cells, plasma, RBC and PBMC (baseline; n = 38)

FA [% FAME]	Cheek cells	Plasma	RBC	PBMC
FA [% FAME]	Mean ± SD	Mean ± SD	Mean ± SD	Mean ± SD
SFA
C16:0	17.1 ± 1.95^a	23.9 ± 1.46^b	28.2 ± 1.46^c	19.3 ± 1.32^d
C18:0	16.5 ± 3.39^a	6.57 ± 0.73^b	10.7 ± 1.14^c	20.5 ± 1.16^d
n-9 MUFA
C18:1n-9 (OA)	26.7 ± 3.29 ^a	20.9 ± 1.99 ^b	17.2 ± 1.06^c	16.3 ± 0.85^c
Total n-9	27.2 ± 3.30^a	21.2 ± 2.00^b	17.6 ± 1.09^c	17.2 ± 0.86^c
n-6 PUFA
C18:2n-6 (LA)	17.1 ± 2.10^a	30.8 ± 3.15^b	13.6 ± 1.14^c	5.76 ± 1.51^d
C18:3n-6	0.10 ± 0.03^a	0.29 ± 0.09^b	0.05 ± 0.01^c	0.05 ± 0.01^c
C20:3n-6	1.16 ± 0.24^a	1.50 ± 0.31^b	1.56 ± 0.31^b	1.40 ± 0.30^b
C20:4n-6 (AA)	3.32 ± 0.76^a	6.39 ± 1.05^b	13.9 ± 0.93^c	24.8 ± 1.42^d
C22:5n-6	0.06 ± 0.02^a	0.12 ± 0.04^b	0.38 ± 0.10^c	0.24 ± 0.07^d
Total n-6	22.3 ± 2.52^a	39.4 ± 3.18^b	32.7 ± 1.42^c	34.8 ± 1.62^d
n-3 PUFA
C18:3n-3 (ALA)	0.29 ± 0.13^a	0.40 ± 0.07^b	0.14 ± 0.03^c	0.06 ± 0.02^d
C20:4n-3 (ETA)	0.05 ± 0.02^a	0.07 ± 0.03^b	0.06 ± 0.02^b	0.04 ± 0.01^b
C20:5n-3 (EPA)	0.22 ± 0.08^a	0.51 ± 0.16^b	0.75 ± 0.28^c	0.31 ± 0.08^d
C22:5n-3 (DPA)	0.22 ± 0.08^a	0.39 ± 0.11^b	2.09 ± 0.33^c	1.56 ± 0.28^d
C22:6n-3 (DHA)	0.79 ± 0.25^a	1.44 ± 0.39^b	3.91 ± 0.90^c	1.66 ± 0.32^d
Total n-3	1.68 ± 0.43^a	3.06 ± 0.55^b	7.07 ± 1.21^c	3.69 ± 0.45^d
Sum
Σ SFA	40.4 ± 5.24^ac	32.6 ± 1.25^b	40.4 ± 0.89^a	41.9 ± 1.27^c
Σ MUFA	35.5 ± 4.24^a	25.0 ± 2.53^b	19.8 ± 1.19^c	19.7 ± 0.94^c
Σ PUFA	24.1 ± 2.77^a	42.4 ± 3.20^b	39.8 ± 1.11^c	38.5 ± 1.42^d
Ratio
n-6/n-3	13.9 ± 3.01^a	13.3 ± 2.79^a	4.77 ± 0.94^b	9.58 ± 1.45^c
AA/EPA	16.6 ± 4.81^a	13.7 ± 4.67^a	20.5 ± 6.45^b	85.4 ± 21.5^c

Values are presented as Mean ± SD.

^abcdIndicates significant differences between FA of the different matrices (one-way ANOVA; post-hoc Dunnett-T3 test for multiple comparison; P ≤ 0.05).