Table 1.

Summary of the Secretome Effects Between Olfactory Ensheathing Cells and Adult Stem Cells

	ASCs↔OECs		MSCs↔OECs		PVCs↔OECs
Metabolic activity	↑	↑	↑↑	↓↓	↑↑	↑
Proliferation rate	↑↑	—	↑↑	—	↑↑	↑↑
Cell number	↑	↑↑	↑	↑	—	—
Culture purity	n/a	↑↑	n/a	↑↑	n/a	↑↑

One arrow symbolizes a difference of 1.01- to 1.49-fold, and two arrows symbolize a difference of 1.5-fold or higher on the parameter tested. The direction of the arrow (up or down) means positive or negative effects, respectively. Lines mean not significantly different. n/a means not applicable.