Table 1. Relative changes in abundance of different proteins with at 1.5-fold between serum samples of PD patients and healthy controls.

Spot no.a	Protein identification	GI Accession no.b	Mascot Scorec	Coverage (%)d	Folde	t- testf
1	Apolipoprotein A-IV	71773110	131	42	−2.86	0.0005
7	Serotransferrin	4557871	126	32	2.13	0.0031
9	Apolipoprotein A-I	4557321	149	64	−2.02	0.0002
17	Ras-related protein Rab-35	5803135	65	58	9.90	0.0017
39	Golgi integral membrane protein 4	7657138	61	13	1.54	0.0035
40	Protein disulfide-isomerase A4	4758304	68	40	1.77	0.0005
43	Solute Carrier Family 25, Member 5	46095315	56	45	1.97	0.0031
62	Transthyretin	4507725	95	73	2.52	0.0010
68	Ceruloplasmin	4557485	120	27	−2.14	0.0008
86	Trans-Golgi network integral membrane protein 2	332205949	57	11	3.63	0.0012
89	Complement C3	115298678	94	16	−1.76	0.0006
90	Epidermal growth factor receptor substrate 15	4503593	62	23	−1.79	0.0002
95	Prolyl endopeptidase-like	153217451	57	36	1.64	0.0088
137	Apolipoprotein A-II	4502149	74	87	1.99	0.0003
172	26S protease regulatory subunit 7	547930	61	69	−3.13	0.0003
209	Protein unc-45 homolog A	74761419	64	11	1.63	0.0057
211	Ras-related protein Rab-39	39930371	62	50	−1.75	0.0070
260	Vitamin D-binding protein	324021743	70	29	1.89	0.0001
281	Alpha-2-macroglobulin	66932947	68	31	−1.73	0.0000
301	Haptoglobin	386783	65	27	−1.64	0.0029

^aRefers to the master spot number on the 2D-DIGE generated by DeCyder image analysis software.

^bAccession number from NCBInr database.

^cScore was calculated by Mascot search engine and related to the probability assignment.

^dCoverage indicates the ratio of matched peptides in the protein sequence.

^eFold in ratio of the protein abundance between PD and control group.

^fIndependent tests between PD and healthy control group.