▎ 摘　　要

NOVELTY - A magnetic DNA supramolecular hydrogel composition comprises DNA supramolecular hydrogel doped and absorbed on surface of magnetic graphene oxide. USE - Magnetic DNA supramolecular hydrogel composition used for preparation of loaded anti-tumor medicine (claimed). ADVANTAGE - The method has low cost, simple operation, easy separation, fast reaction and strong universality, and does not need complex device. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of magnetic DNA supramolecular hydrogel composition comprising dispersing magnetic graphene oxide and DNA supramolecular hydrogel in solution, uniformly mixing and reacting at constant temperature.