Table 1.

Effects of exercise with or without controlled dietary intake on the profiles of phospholipids in mouse skin tissues

Phospholipid groupSpecies*m/zMol% of total polar lipids
SedentaryEx+ALEx+PF
PC30:0706.50.30 ± 0.03a0.28 ± 0.03a0.19 ± 0.03b
32:0734.62.21 ± 0.34a2.10 ± 0.27a1.02 ± 0.13b
32:1732.61.49 ± 0.10a1.18 ± 0.12a0.91 ± 0.08b
40:4838.60.16 ± 0.01b0.20 ± 0.01ab0.21 ± 0.02a
40:5836.60.39 ± 0.00b0.43 ± 0.09b0.81 ± 0.13a
40:6834.60.64 ± 0.14ab0.51 ± 0.10b1.03 ± 0.17a
PI36:1863.60.02 ± 0.01ab0.07 ± 0.04a0.00 ± 0.00b
36:2861.50.04 ± 0.02a0.02 ± 0.02a0.01 ± 0.01b
36:4857.50.07 ± 0.04a0.03 ± 0.02ab0.00 ± 0.00b
38:4885.54.17 ± 0.61a3.10 ± 0.41ab2.66 ± 0.32b
38:5883.50.14 ± 0.08ab0.20 ± 0.07b0.02 ± 0.01b
ePC32:0720.60.26 ± 0.06a0.27 ± 0.04a0.12 ± 0.03b
32:1718.60.11 ± 0.02a0.11 ± 0.02a0.06 ± 0.01b
32:2716.60.03 ± 0.01a0.03 ± 0.01a0.01 ± 0.00b
34:0748.60.05 ± 0.02a0.04 ± 0.01a0.01 ± 0.00b
34:1746.60.40 ± 0.07a0.42 ± 0.06a0.21 ± 0.03b
34:2744.60.21 ± 0.04ab0.25 ± 0.04a0.13 ± 0.02b
36:1774.60.23 ± 0.05a0.33 ± 0.05a0.18 ± 0.04b
36:2772.60.22 ± 0.05ab0.34 ± 0.06a0.16 ± 0.02b
36:3770.60.08 ± 0.02ab0.10 ± 0.02a0.06 ± 0.01b
36:4768.60.17 ± 0.03ab0.16 ± 0.02a0.10 ± 0.02b
36:5766.60.15 ± 0.02a0.16 ± 0.01a0.11 ± 0.01b
38:1802.70.06 ± 0.01ab0.08 ± 0.01a0.04 ± 0.01b
38:2800.70.15 ± 0.05b0.36 ± 0.07a0.14 ± 0.04b
38:3798.60.03 ± 0.01ab0.06 ± 0.01a0.03 ± 0.01b
38:4796.60.14 ± 0.01a0.13 ± 0.01a0.09 ± 0.01b
38:5794.60.17 ± 0.03ab0.21 ± 0.03a0.12 ± 0.02b
40:2828.70.02 ± 0.00b0.04 ± 0.01a0.03 ± 0.01b
Ether phospho-etherine36:2730.60.21 ± 0.05b0.44 ± 0.08a0.23 ± 0.03b
38:2758.60.05 ± 0.01b0.24 ± 0.05a0.09 ± 0.02b
38:5752.60.22 ± 0.03ab0.26 ± 0.03a0.19 ± 0.02b
LysoPC16:0496.30.43 ± 0.10a0.36 ± 0.03a0.23 ± 0.05b
18:1522.40.16 ± 0.03ab0.20 ± 0.04a0.10 ± 0.02b
18:2520.30.17 ± 0.05ab0.22 ± 0.04a0.12 ± 0.02b
20:4544.30.08 ± 0.02a0.08 ± 0.02a0.04 ± 0.01b
Lysophopho-etherine22:5528.30.03 ± 0.01ab0.03 ± 0.01b0.07 ± 0.01a
22:6526.30.05 ± 0.01b0.05 ± 0.01b0.11 ± 0.02a
Sphingomyelin16:0703.62.36 ± 0.51a2.72 ± 0.45a1.14 ± 0.25b
24:1813.72.31 ± 0.41ab2.62 ± 0.35a1.73 ± 0.26b

NOTE: CD-1 mice were exercised with or without controlled dietary intake for 14 wk. Quantitative profiling of detectable phospholipids in the mouse skin tissues was done by ESI/MS-MS. Only the significantly changed phospholipids are shown.

  • *Total acyl carbons:total double bonds.

  • Results are means ± SE (n = 8-15) per group. Means with different letters differ significantly, P ≤ 0.05.