24969
These hydrated , soft colloidal carriers can penetrate through voids with dimensions narrower than the size of the particle , provide stabilization for fragile biological cargo and allow diffusion and exchange of solutes with external phase .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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