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Results of in vitro blood coagulation: (a) Photographs of blood clotting. 1: control; 2: medical gauze; 3: gelatin; 4: PO (oxidized pullulan); 5: POD (oxidized pullulan/dopamine cryogel prepared by in situ loading of dopamine; 6: POD1 (oxidized pullulan/dopamine cryogel sample prepared by post-incorporation of dopamine); (b) Blood clotting index of the cryogel samples incubated in whole blood for 10 min. Reproduced from [93] with permission from MDPI, 2023.
