Neb offers a selection of highly pure protein markers and ladders available in unstained and prestained formats sizes range from 10 to 250 kda which is ideal for accurate molecular weight determination for a wide range of expressed proteins. The apparent molecular weight of the prestained proteins are given in the table below. The apparent molecular weights of the colorplus prestained protein ladder bands were determined on invitrogen novex 10 20 tris glycine sds page gels 1 2 by comparison to the protein ladder neb p7703.
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