Table 3 List of differential metabolites for discrimination among the CV, MV, CF, and MF groups from feces analysis.

From: A comprehensive metabolomics investigation of hippocampus, serum, and feces affected by chronic fluoxetine treatment using the chronic unpredictable mild stress mouse model of depression

t_R (min)	Metabolite	Formula	Ionization mode	Measured m/z	Mass error (mDa)	MV vs. CV		MF vs. MV		CF vs. CV
t_R (min)	Metabolite	Formula	Ionization mode	Measured m/z	Mass error (mDa)	Fold change	VIP score	Fold change	VIP score	Fold change	VIP score
6.27	Adrenic acid^a	C₂₂H₃₆O₂	POS	355.2612	−0.1					1.50	3.2
6.27	Cholic acid	C₂₄H₄₀O₅	NEG	407.2795	−0.2	0.46	3.0	1.96	4.2	1.80	6.9
6.28	Cervonoyl ethanolamide	C₂₄H₃₆O₃	POS	373.2711	−3.2			2.95	2.4	1.58	3.4
8.45	Chenodeoxycholic acid	C₂₄H₄₀O₄	NEG	391.2851	0.3	0.10	2.0
9.81	3-Oxo-4,6-choladienoic acid	C₂₄H₃₄O₃	POS	371.2554	−3.2	1.76	3.0
11.13	Deoxycholic acid	C₂₄H₄₀O₄	NEG	391.2851	0.3	0.41	7.8	2.88	8.9
	Deoxycholic acid^b	C₂₄H₄₀O₄	POS	785.5880	−5.1	0.15	4.6	5.49	3.2
11.47	Ceanothenic acid	C₂₉H₄₂O₄	POS	455.3160	−0.1	0.33	3.0	2.45	2.5
11.62	LysoPE(0:0/18:2)	C₂₃H₄₄NO₇P	NEG	476.2789	1.2			5.72	2.0
12.98	1-Palmitoylglycerophosphoinositol	C₂₅H₄₉O₁₂P	NEG	571.2891	0.8			0.70	2.5
13.17	LysoPE(0:0/18:1)	C₂₃H₄₆NO₇P	NEG	478.2919	−1.5					3.06	2.7
13.41	Avenoleic acid	C₁₈H₃₂O₃	NEG	295.2253	−2.0			0.49	1.5
13.60	N-Decanoylglycine^c	C₁₂H₂₃NO₃	NEG	457.3309	3.1	0.35	2.5			0.42	2.9
13.72	Oxooctadecanoic acid	C₁₈H₃₄O₃	NEG	297.2419	−1.1	1.29	2.7	0.84	1.9
13.84	Hydroxylinolenic acid	C₁₈H₃₀O₃	NEG	293.2103	−1.4					0.50	5.3
13.85	Hexadecenoic acid^a	C₁₆H₃₀O₂	POS	277.2149	0.6	0.62	3.1
14.08	LysoPE(0:0/16:0)	C₂₁H₄₄NO₇P	POS	454.2897	−3.7					0.76	3.4
14.17	LysoPC(16:0)	C₂₄H₅₀NO₇P	POS	496.3380	−2.3			0.71	5.0	0.67	6.4
14.80	LysoPC(18:1)	C₂₆H₅₂NO₇P	POS	522.3534	−2.6	1.27	7.6	0.64	10.7	0.73	4.6
14.81	LysoPE(0:0/20:1)	C₂₅H₅₀NO₇P	NEG	506.3223	−2.4			0.67	1.7	0.44	2.8
15.92	Hydroxyoctadecanoic acid	C₁₈H₃₆O₃	NEG	299.2570	−1.6	0.52	3.1
17.35	Linolenic acid	C₁₈H₃₀O₂	NEG	277.2141	−2.7	1.31	2.7
17.36	MG(0:0/18:2/0:0)	C₂₁H₃₈O₄	POS	377.2628	−4.0	1.53	2.1
17.65	Palmitic amide	C₁₆H₃₃NO	POS	256.2602	−3.8	2.59	3.0
17.85	3a,7a-Dihydroxy-5b-cholestane^a	C₂₇H₄₈O₂	POS	427.3551	−0.1					0.78	3.5
18.00	Oleamide	C₁₈H₃₅NO	POS	282.2767	−3.0	4.44	4.6

^a[M+Na]⁺.
^b[2M+H]⁻.
^c[2M-H]⁺.

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Table 3 List of differential metabolites for discrimination among the CV, MV, CF, and MF groups from feces analysis.

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