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Chinese Academy of Sciences

Swelling behavior of alginate-chitosan microcapsules characterized

"Swelling behavior is one of the important properties for microcapsules made by hydrogels, which always affects the diffusion and release of drugs when the microcapsules are applied in drug delivery systems," scientists in China explained.

In a study conducted by X.D. Liu and coauthors at the Chinese Academy of Sciences, "alginate-chitosan microcapsules were prepared by different technologies called external or internal gelation process respectively. With the volume swelling degree (S_w ) as an index, the effect of properties of chitosan on the swelling...

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