Table 4.  .

Upregulated and Down-Regulated Proteins in MDE versus NDE Patients

Upregulated (n of Detections = 6)	Average Ratio	SD	P Value	Down-Regulated (n of Detections = 6)	Average Ratio	SD	P Value
Aldehyde dehydrogenase*	2.585	1.121	0.0146	Cystatin-S	0.528	0.160	0.0008
Haptoglobin*	2.264	1.117	0.0393	Immunoglobulin J chain	0.661	0.261	0.0245
Complement C3	1.355	0.2882	0.0296	Ig lambda chain C regions	0.665	0.120	0.0010
				Extracellular glycoprotein lacritin	0.321	0.153	0.0001
				Putative lipocalin 1-like protein	0.459	0.185	0.0008
				Lipocalin-1	0.364	0.195	0.0005
				Lysozyme	0.357	0.164	0.0002
				Polymeric immunoglobulin receptor	0.584	0.371	0.0404
				Prolactin-inducible protein-1	0.371	0.109	<0.0001
				Proline-rich protein-4	0.467	0.179	0.0008
				Secretoglobin family	0.446	0.172	0.0005
				Mammaglobin-B	0.324	0.170	0.0002
				Transcobalamin-1*	0.389	0.196	0.0006
				Lactotransferrin	0.364	0.163	0.0002
				Zinc-alpha-2-glycoprotein	0.430	0.162	0.0004

^* Represents unique IDs.