Table 3. List of identified proteins in hepatic tissue of piglets showing differential expression in response to various dietary zinc concentrations.

Name	No.	Accession No.	Av. Ratio	P-value	MW	pI	score
Transferrin	1	gi 136192	+1.81	0.028	78971	6.93	116
	2		+1.55	0.001			136
Apolipoprotein AI	3	gi 164359	+1.45	0.028	30312	5.38	106
Heat shock protein 70	4	gi 178056524	−1.29	0.021	70989	5.24	178
Endoplasmic reticulum resident protein 29	5	ERP29_BOVIN	+1.35	0.035	28845	5.63	56
Eukaryotic initiation factor 4A1	6	IF4AI_BOVIN	−1.21	0.024	46601	5.33	89
C1-tetrahydrofolate synthase,	7	gi 311261216	+1.40	0.026	101771	6.76	280
	8		+1.24	0.024			201
Apoptosis inducing factor 1	9	gi 311276941	−1.22	0.012	66420	9.31	28
Fructose-biphosphate aldolase B-like	10	gi 350579435	+1.20	0.007	27977	8.07	111
Glyceraldehyde-3-phosphate dehydrogenase	11	G3P_PIG	+1.27	0.014	36041	8.51	98
Adenosine kinase	12	ADK_mouse	+1.26	0.014	40466	5.84	60
Arginase 1	13	ARGI1_PIG	−1.27	0.026	35281	6.32	141
Carbamoyl-phosphate synthase, mitochondrial	14	gi 74005321	−1.27	0.005	165634	6.23	172
Malate dehydrogenase	15	MDHM_PIG	−1.26	0.040	36029	8.93	118
Hypoxanthine- guanine phosphoribosyl-transferase	16	HPRT_PIG	−1.54	0.047	24768	6.3	47
Thiosulfate sulphurtransferase	17	gi 311255145	−1.58	0.023	37861	8.58	132
Apolipoprotein A1	3A	gi 164359	−1.90	0.001	30307	5.48	70
Serpin H1-precursor	18A	gi 346421378	+1.55	0.006	46648	8.91	115
Catechol-o-methyltransferase	19A	gi 305855180	+1.28	0.047	30413	5.38	75