Kroger, N., R. Deutzmann, and M. Sumper. "Polycationic peptides from diatom biosilica that direct silica nanosphere formation." Science 286, (1999): 1129-32.
The soybean phosphatidylethanolamine and phosphatidylinositol were prepared by combining methods of solvents extraction and silica gel column chromatography from soybean oil sediment.
Objective To study the treatment effects of chronic dacryoadenitis and obstruction of nasolacrimal duct by inverse planting silica gel tubes with spherical end.
When this method is used for the determination of silica in zincous concentrate, the results are coincident with country standard method, but this method is simpler and more rapid.