Table 1.

Glycoproteins Identified From Concanavalin A–Treated Plasma Using Matrix-Assisted Laser Desorption Ionizing Time of Flight Mass Spectrometry

Spot	Protein Name	Accession Number	Molecular Weight (Da)	Change in Prefrail*	Peptides Searched	Peptides Matched	Percent Coverage	Mowse Score
1	Complement factor H	P08603	139,019	—	36	20	17	98
2	Complement factor B	P00751	85,479	—	19	9	11	68
3	Thrombin	P00734	69,209	—	32	13	20	90
4	Transferrin	P02787	77,050	↑	19	10	18	75
5	Alpha-1-b-glycoprotein	P04217	51,908	—	36	12	27	94
6	Hemopexin	P02790	51,643	—	25	15	35	152
7	Complement component C3	P01024	71,146	—	26	19	36	205
8	Serum albumin	P02768	69,349	—	36	21	34	148
9	Olfactomedin-like 3	Q9NRN5	46,101	—	18	7	18	56
10	Olfactomedin-like 3	Q9NRN5	46,101	—	16	7	22	67
11	Alpha-1 antitrypsin	P01009	46,678	—	27	10	30	89
12	Chain C fibrinogen gamma	P02679	51,512	—	10	5	17	60
13	Chain C fibrinogen gamma fragment D	P02679	36,157	—	11	7	24	92
14	Haptoglobin	P00738	45,205	—	8	5	16	69
15	Haptoglobin	P00738	45,205	—	20	8	31	75
16	Serum amyloid	P02743	23,244	—	20	7	29	82
17	Apolipoprotein A1	P02647	28,061	—	50	19	61	189

Notes: ^*Up arrow (↑) indicates glycoprotein was increased and down arrow (↓) indicates glycoprotein was decreased in prefrail compared with nonfrail older adults. Dash (—) indicates no change.