Table 4.

Gene expression profiling of pyloric caeca samples by qPCR

Gen category and function	Gen symbol	Fold changea	P-valueb
Lipid uptake and transport
Fatty acid transporter	cd36	1.13	0.175
Fatty acid transporter	fabp2b	1.37	0.004
Fatty acid transporter	fabp2a1	1.11	0.302
Fatty acid transporter	fabp2a2	1.01	0.962
Fatty acid transporter	fatp	0.89	0.120
Lipoprotein assembly	mtp	1.12	0.259
Lipoprotein component	apoB48	1.07	0.730
Lipoprotein component	apoAIV	1.58	0.028
Lipoprotein component	apoAI	1.42	0.001
Lipid droplet component	plin2	0.273	< 0.001
Nuclear receptor – regular of lipid metabolism	pparα	1.52	0.037
Nuclear receptor – regular of lipid metabolism	pparγ	1.38	0.024
Resynthesis of triacylglycerols	mgat2a	1.39	0.023
Phosphatidylcholine synthesis
Choline transporter	slc44a2	1.09	0.329
Phosphatidylcholine biosynthesis	pemt	0.95	0.486
Phosphatidylcholine biosynthesis	chk	0.61	0.068
Phosphatidylcholine biosynthesis	pcyt1a	0.58	0.004
Cholesterol metabolism
Bile acid nuclear receptor	fxr	1.15	0.415
Cholesterol biosynthesis	hmgcr	0.91	0.260
Cholesterol efflux transporter	abca1	0.95	0.650
Cholesterol efflux transporter	abcg5	1.61	0.004
Cholesterol esterification	acat	0.95	0.677
Cholesterol transporter	npc1l1	1.58	< 0.001
Nuclear receptor - regular of lipid and sterol metabolism	lxr	1.06	0.580
Nuclear receptor - regular of lipid and sterol metabolism	srebp1	0.55	0.159
Nuclear receptor - regular of lipid and sterol metabolism	srebp2	1.04	0.907
Taurine transporter - bile salt metabolism	slc6a6	1.39	0.001

^aValues are mean fold change observed in the choline diet fed group in comparison with those in the control group

^bP-values in bold indicate significant differences between the two treatments; italicized values represent trends