Table 1. Peak assignments and integral regions.

Metabolite	Assignment	δ (ppm)		Untreated		Irradiated
		From	To	Mean	SD	Mean	SD
Acetate	α-CH3 (d)	1.93	1.91	448.79	50.31	341.49	61.04
Ala	β-CH3 (d)	1.50	1.47	155.38	27.86	177.45	7.02
Asp	α-CH (dd)	2.69	2.64	146.49	17.89	141.64	20.93
	β-CH2 (dd)	2.71	2.69	40.42	12.33	37.25	10.26
	β-CH2 (dd)	2.84	2.79	49.80	7.61	47.41	3.81
ATP	5’-CH2 (m)	4.44	4.40	284.96	30.21	207.76	16.93
	1’-CH (d)	6.17	6.14	205.79	9.59	170.23	18.21
	2-CH (s)	8.29	8.27	143.62	14.75	117.74	9.66
Choline	N-CH3 (s)	3.23	3.22	100.98	9.95	203.64	9.29
Creatine	N-CH3 (s)	3.04	3.03	503.70	37.06	435.52	58.59
	α-CH2 (s)	3.94	3.92	387.04	17.13	312.79	25.32
CP	N-CH3 (s)	3.06	3.04	927.33	103.48	740.98	68.27
	α-CH2 (s)	3.97	3.94	624.26	33.22	509.38	41.90
Formate	H (s)	8.47	8.45	113.10	17.25	96.75	16.06
Glu	β-CH2 (m)	2.10	2.02	329.62	43.42	327.81	37.01
	γ-CH2 (m)	2.38	2.32	402.98	14.69	429.76	22.17
Glucose	1-CH (d)	5.25	5.23	28.29	9.19	11.23	9.49
Glutamine	γ-CH2 (m)	2.48	2.43	150.35	21.21	148.91	20.88
Glutathione	Glu-γ-CH2 (m)	2.59	2.54	220.70	33.58	214.76	28.23
	Cys-β-CH2 (m)	3.01	2.95	104.20	22.41	115.49	26.55
Glycerol	CH2 (m)	3.56	3.54	121.56	19.39	139.28	29.26
	CH2 (m)	3.59	3.57	124.95	5.70	144.05	24.38
	CH2 (m)	3.67	3.64	337.51	44.32	394.20	32.42
Glycine	α-CH2 (s)	3.57	3.56	135.84	3.69	240.80	11.82
Ile	β-CH3 (d)	1.03	1.00	43.81	8.75	36.68	13.68
Lactate	CH3 (d)	1.35	1.31	2737.81	98.25	1950.38	238.82
	CH (q)	4.14	4.09	527.75	36.47	390.44	49.93
Leu	γ-CH3 (dd)	0.98	0.95	176.43	9.18	105.66	9.56
	CH2 and CH (m)	1.77	1.71	149.40	20.52	54.86	27.83
Methanol	CH3 (s)	3.37	3.35	262.02	145.77	92.50	28.61
Pyruvate	CH3 (s)	2.40	2.39	95.97	14.72	84.79	14.17
Succinate	2 × CH2 (s)	2.41	2.40	43.69	10.14	40.02	5.73
Taurine	N-CH2 (t)	3.29	3.25	844.63	35.21	851.09	33.52
	S-CH2 (t)	3.44	3.41	842.21	26.76	828.75	35.74
UDP-glucose	Glucose 4-CH (m)	3.50	3.45	127.82	33.61	73.28	19.22
	Glucose 6-CH2 (m)	3.90	3.88	46.02	13.02	42.22	9.58

(s) singlet, (d) doublet, (t) triplet, (q) quartet, (dd) doublet of doublet, (m) multiplet