Non-mitogenic substance, its preparation and use
AssigneeMonsanto Europe S.A.
InventorsUlrich Zimmermann, Konrad Federlin, Tobias Zekorn, Gerd Klock
Life of this patent
Estimating the term…
Abstract
Proposed is a mitogen-free substance comprising cross-linked copolymers including 10 to 90 mole % of guluronic acid, the balance being made up of mannuronic acid. The substance has a molecular weight of from 10,000 to 500,000 Daltons. Also proposed are methods for preparing such substances and their use.
Claims15
A non-mitogenic substance comprising guluronic and mannuronic acid, in which the substance comprises copolymers consisting of about 10 to 90 mol % of guluronic acid and about 90 to 10 mol % of mannuronic acid and in which the copolymers have a molecular weight of about 10,000 to 500,000 daltons and an electrophoretic mobility between about 3 and 5.multidot.10.sup.-4 cm.sup.2 .multidot.V.sup.-1 .multidot.s.sup.-1.
Dependencies are inferred from the claim text.