Table 1. Spectrum counts of 12 representative proteins present in the saliva of HBV- and HCV-infected patients and identified using the LTQ-VELOS orbitrap.

Accession number	Protein name	Biological function	Spectrum counts
			HBV-infected patients	HCV-infected patients	Control
IPI00300786	Alpha-amylase 1	Carbohydrate metabolism	2436	1608	1800
IPI00745872	Isoform of Serum albumin	Blood coagulation	942	512	1216
IPI00783987	Complement C3 (Fragment)	activation of the complement system	24	8	40
IPI00022429	Alpha-1-acid-glycoprotein	Acute phase and transport	8	0	24
IPI00020091	Alpha-1-acid-glycoprotein 2	Acute phase and transport	2	2	20
IPI00641737	Haptoglobin	Acute phase and immunity	24	2	36
IPI00465248	Isoform alpha-enolase of alpha-enolase	Glycolysis, Plasminogen activation Transcription, Transcription regulation	78	44	192
IPI00023011	Submaxillary gland androgen-regulated protein 3B	protection or detoxification	20	22	124
IPI00219018	Glyceraldehyde-3-phosphate dehydrogenase	glycolysis and nuclear functions	30	22	80
IPI00032293	Cystatin-C	inhibitor of cysteine proteinases	40	18	28
IPI00022463	Serotransferrin	Iron binding transport	122	76	188
IPI00017601	Cerulopasmin	Transport	8	8	24
IPI00022488	Hemopexin	Binds heme and transports it to the liver for breakdown and iron recovery	28	8	24
IPI00005979	Transthyretin	Transport	4	2	0