Definition of Sephadex in English:

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Pronunciation: /ˈsefəˌdeks/


Biochemistry , trademark
A preparation of dextran used as a gel in chromatography, electrophoresis, and other separation techniques.
Example sentences
  • In some respects, the matrix might act as a gel filtration system similar to cross-linked dextran such as Sephadex that separates polymers by molecular size.
  • Free calcein outside of the vesicles was removed by gel chromatography on Sephadex G - 25.
  • Substrate specificities of each phosphatases isolated from Sephadex G200 were investigated at their optimum pH.


1950s: of unknown origin.

For editors and proofreaders

Syllabification: Seph·a·dex

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