Table 2. The identified secreted proteins with signal peptide by SignalP3.0 signal peptide prediction server.

Gene ID	Protein Swiss number	Protein name	Mass(kDa)	PI
3934	P80188	Neutrophil gelatinase-associated lipocalin precursor	22.748	9.02
4316	P09237	Matrilysin precursor	29.832	7.74
1514	P07711	Cathepsin L precursor	38.004	5.31
5328	P00749	Urokinase-type plasminogen activator precursor	49.944	8.78
1191	P10909	Clusterin precursor	53.041	5.89
2799	P15586	N-acetylglucosamine-6-sulfatase precursor	62.854	8.6
3959	Q08380	Galectin-3-binding protein precursor	66.217	5.13
3309	P11021	78 kDa glucose-regulated protein precursor	72.404	5.07
7045	Q15582	Transforming growth factor-beta-induced protein ig-h3 precursor	75.272	7.62
10131	Q12931	Heat shock protein 75 kDa, mitochondrial precursor	80.350	8.3
5768	O00391	Sulfhydryl oxidase 1 precursor	83.338	9.13
22883	O94985	Calsyntenin-1 precursor	111	4.81
718	P01024	Complement C3 precursor	188.596	6.02
375790	O00468	Agrin precursor	223.001	6.02
3371	P24821	Tenascin precursor	246.456	4.79
2335	P02751	Fibronectin precursor	266.096	5.45
3911	O15230	Laminin subunit alpha-5 precursor	412.258	6.61