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Magnetic BC. (A) Macroscopic appearance of a magnetic BC hydrogel loaded with ferromagnetic nanoparticles. SEM images of (B) Pristine (left) and (C) magnetite-functionalized BC (right). (D) Magnetization saturation curve for 100 mM MBC shows that composite is superparamagnetic and has a maximum magnetic saturation of 10 emu/g. Reproduced with permission from [18] (Copyright © 2022, Journal of Visualized Experiments), [21] (Copyright © 2022, Elsevier).
