Changes of plasma fasting carnitine ester profile in patients with ulcerative colitis

Table 2 Plasma carnitine ester profiles in ulcerative colitis patients and controls (µmol/L, mean ± SE)

	UC patients, n = 44	Controls, n = 44
Free carnitine (C0)	31.595 ± 1.454	31.431 ± 1.042
Short-chain acylcarnitines
Acetylcarnitine (C2)	9.164 ± 0.426	10.179 ± 0.461
Propionylcarnitine (C3)	0.331 ± 0.019a	0.392 ± 0.017
Butyrylcarnitine (C4)	0.219 ± 0.014a	0.265 ± 0.012
Isovalerylcarnitine (C5)	0.111 ± 0.008a	0.134 ± 0.008
Tiglylcarnitine (C5:1)	0.030 ± 0.004	0.033 ± 0.002
Medium-chain acylcarnitines
Hexanoylcarnitine (C6)	0.071 ± 0.006	0.081 ± 0.005
Octenoylcarnitine (C8)	0.147 ± 0.009a	0.114 ± 0.008
Octenoylcarnitine (C8:1)	0.064 ± 0.005	0.062 ± 0.007
Decanoylcarnitine (C10)	0.180 ± 0.012a	0.137 ± 0.008
Cecenoylcarnitine (C10:1)	0.113 ± 0.006	0.104 ± 0.008
Lauroylcarnitine (C12)	0.054 ± 0.003	0.050 ± 0.003
Long-chain acylcarnitines
Myristoylcarnitine (C14)	0.026 ± 0.001	0.024 ± 0.001
Myristoleylcarnitine (C14:1)	0.048 ± 0.003a	0.039 ± 0.003
Palmitoylcarnitine (C16)	0.128 ± 0.006a	0.109 ± 0.004
Palmitoylcarnitine (C16:1)	0.042 ± 0.003a	0.031 ± 0.002
Stearoylcarnitine (C18)	0.085 ± 0.003	0.079 ±0.003
Oleylcarnitine (C18:1)	0.183 ± 0.007a	0.163 ± 0.007
Hydroxymyristoylcarnitine (C14OH)	0.007 ± 0.001	0.006 ± 0.001
Hydroxypalmitoylcarnitine (C16OH)	0.026 ± 0.002	0.023 ± 0.001
Hydroxypalmitoleylcarnitine (C16:1OH)	0.033 ± 0.002	0.029 ± 0.002
Hydroxyoleylcarnitine (C18:1OH)	0.018 ± 0.002a	0.012 ± 0.001

^aP < 0.05 vs controls.