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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: Anal Bioanal Chem. 2018 May 30;410(24):6155–6164. doi: 10.1007/s00216-018-1145-0

Table 2.

List of all lipid species identified on CNF, PS and TiO2 incubated with serum and heavy cream, and their relative amounts obtained by dividing the peak area of each lipid with that of the IS. Each sample was quantified in triplicate. N.D. = Not Detected.

Head FA m/z serum cream
CNF PS TiO2 CNF PS TiO2
LPC 16:0 496.3 0.06±0.01 0.14±0.02 0.02±0.01 0.22±0.01 0.12±0.01 16.58±0.73
18:0 524.4 0.06±0.04 0.06±0.04 0.02±0.01 N.D. N.D. 3.03±2.16
18:1 522.4 0.01±0.01 0.04±0.01 0.03±0.01 N.D. N.D. N.D.
18:2 520.3 0.01±0.01 0.13±0.09 0.13±0.03 N.D. N.D. N.D.
22:5 570.4 N.D. 0.17±0.03 0.06±0.04 27.19±3.41 18.75±1.54 5.06±0.34
22:6 568.4 N.D. N.D. N.D. 5.37±0.51 4.09±0.49 8.06±1.46
PC 32:0 734.6 N.D. 0.41±0.09 0.32±0.02 8.64±0.57 7.45±1.00 3.28±0.09
34:0 762.4 N.D. N.D. 0.84±0.16 7.02±0.94 7.78±0.72 1.93±0.12
34:1 760.4 N.D. N.D. N.D. 2.14±0.08 1.9±0.25 N.D.
34:2 758.5 N.D. 0.65±0.06 N.D. N.D. N.D. 11.37±1.48
36:0 790.5 0.62±0.05 0.50±0.03 0.67±0.01 11.18±1.26 11.52±0.72 3.40±0.27
36:1 788.5 N.D. N.D. 0.19±0.06 2.90±0.52 3.89±0.05 N.D.
36:3 784.6 N.D. N.D. 0.12±0.02 1.70±0.23 1.43±0.16 0.41±0.09
36:4 782.5 N.D. N.D. 3.58±0.27 11.85±0.6 10.81±1.16 3.61±0.50
38:4 810.5 N.D. N.D. 0.63±0.11 5.19±0.81 5.47±1.07 1.81±0.40
38:5 808.6 N.D. N.D. 0.43±0.03 14.83±0.92 14.51±1.16 4.55±0.70
38:6 806.5 N.D. N.D. 0.65±0.15 6.59±0.58 6.05±0.10 1.26±0.18
40:6 834.5 0.75±1.06 0.16±0.22 0.49±0.08 10.01±1.03 9.22±1.02 2.86±0.15
LPE 18:1 480.3 0.12±0.03 0.58±0.11 0.17±0.03 N.D. 0.21±0.01 0.54±0.15
22:6 526.3 N.D. 0.03±0.01 N.D. N.D. N.D. 1.26±0.22
PE 36:2 744.5 0.23±0.02 0.16±0.02 N.D. 0.77±0.08 0.48±0.04 0.26±0.06
38:4 768.5 3.87±0.64 3.17±0.64 3.42±0.22 47.14±4.34 41.87±1.90 14.27±1.65
38:5 766.5 3.12±0.66 2.49±0.27 3.95±0.19 41.55±4.35 37.34±2.24 14.11±3.18
38:6 764.5 1.45±0.31 0.91±0.05 1.38±0.09 18.38±2.41 18.93±1.24 4.52±0.91
40:5 794.6 4.21±0.43 3.01±0.29 9.51±1.49 50.44±2.81 40.26±0.34 17.54±2.69
40:6 792.5 1.51±0.17 1.46±0.30 2.54±0.38 25.46±3.07 25.70±3.62 7.92±1.51
DAG 14:0,18:1 584.5 N.D. N.D. N.D. 5.49±0.95 5.2±0.22 1.31±0.15
14:0,18:2 582.6 N.D. N.D. N.D. 1.05±0.06 1.21±0.14 0.44±0.09
16:0,16:0 586.5 N.D. N.D. 0.93±0.06 9.58±1.78 12.41±0.31 2.47±0.30
16:0,18:0 614.5 N.D. 0.73±0.10 N.D. 18.87±2.06 20.01±0.65 6.28±0.42
16:0,18:1 612.5 1.20±0.14 1.18±0.10 0.35±0.06 6.10±0.75 10.24±1.10 7.15±1.05
16:0,20:0 642.6 N.D. N.D. 0.62±0.12 12.83±1.64 11.38±0.74 2.49±0.31
16:0,20:1 640.5 N.D. N.D. 0.42±0.14 7.19±1.22 6.18±0.74 1.83±0.25
16:0,24:1 696.6 N.D. N.D. 0.55±0.10 13.74±2.24 10.54±0.53 2.81±0.83
16:1,20:1 638.5 0.35±0.04 0.53±0.09 0.27±0.09 2.46±0.20 3.46±0.61 0.69±0.05
16:1,22:1 666.5 N.D. N.D. N.D. 2.65±0.27 2.12±0.56 0.65±0.05
18:1,20:1 666.5 6.66±0.77 7.19±1.23 5.92±0.37 N.D. N.D. N.D.
18:1,22:1 694.6 N.D. N.D. N.D. 2.44±0.11 2.55±0.38 1.22±0.11
18:2,22:6 682.6 N.D. N.D. 2.85±0.11 46.88±2.48 50.59±4.28 19.94±6.07
TAG 48:0 824.7 2.17±0.49 2.15±0.24 8.10±1.10 19.57±1.71 25.86±3.65 7.57±0.86
48:1 822.7 4.27±0.64 3.59±0.47 10.05±1.32 55.28±2.98 53.62±2.08 17.25±1.28
50:0 852.8 1.70±0.43 2.19±0.32 5.73±0.49 17.59±1.91 15.62±2.44 4.99±0.22
50:1 850.7 3.59±0.35 4.20±1.01 16.08±2.09 58.61±0.40 61.46±4.25 18.77±3.29
50:2 848.8 5.02±0.73 3.95±0.22 9.55±0.12 41.65±4.20 37.82±4.86 14.96±1.59
50:3 846.8 2.94±0.25 2.72±0.62 4.63±0.22 26.54±2.45 27.29±1.28 7.65±0.69
50:4 844.7 1.28±0.23 1.05±0.15 1.70±0.16 9.65±0.55 10.42±0.28 2.79±0.39
52:0 880.7 2.09±0.13 1.62±0.23 2.38±0.32 14.88±0.61 11.86±2.15 2.37±0.46
52:1 878.8 3.05±0.33 3.03±0.21 9.48±0.09 72.47±7.65 54.34±2.67 15.44±2.29
52:2 876.7 5.63±0.79 6.26±0.36 9.55±0.35 46.36±2.91 54.20±3.00 18.48±1.38
52:3 874.8 10.84±0.99 13.39±2.26 8.34±0.46 25.43±1.22 24.98±1.54 10.32±1.20
52:4 872.8 11.59±1.07 5.73±0.60 4.49±0.51 17.21±1.39 15.92±0.84 4.14±0.61
52:6 870.7 3.06±0.37 2.35±0.40 1.82±0.17 3.76±0.23 3.48±0.37 1.49±0.22
54:1 906.7 1.59±0.07 1.34±0.22 2.82±0.11 39.86±1.21 25.15±1.35 12.93±1.32
54:2 904.7 1.74±0.11 1.50±0.09 4.50±0.19 38.34±5.04 29.60±1.50 9.71±1.75
54:3 902.8 2.49±0.30 2.33±0.30 4.32±0.56 20.45±1.24 20.70±2.22 8.18±0.78
54:4 900.7 4.49±0.15 3.32±0.18 2.81±0.08 14.28±0.36 13.85±1.04 5.17±0.56
54:5 878.8 3.05±0.33 3.36±0.35 9.73±0.32 66.37±3.33 54.34±2.67 15.83±2.21
54:6 896.6 2.44±0.30 1.96±0.06 2.40±0.24 4.51±0.57 3.39±0.34 1.21±0.06
56:2 932.8 N.D. N.D. 1.34±0.12 3.93±0.50 3.72±0.11 0.49±0.03
56:3 930.8 0.19±0.01 0.19±0.01 N.D. 2.23±0.07 1.87±0.16 N.D.
56:4 928.8 N.D. N.D. N.D. 1.68±0.04 1.78±0.06 N.D.