Figure 2.

SDS-PAGE analysis of the salivary mucus eluted in the V_o of the Sepharose CL-4B gel filtration column. Freeze-dried material (30 μg) of the V_o prepared in reducing gel loading buffer was separated by 10% SDS-PAGE and stained with Coomassie Brilliant Blue G-250 (a) and PAS (b). The molecular weight marker is indicated by Mw and lanes 1 to 6 represents samples from 6 donors.