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The stimulation-responsive microcapsules have considerable applications in drug delivery1,agricultural industries2 and medical technology3,4.They always united with the environment,taking advantage of pH5,temperature6-8,ultrasound irradiation9,magnetic fields10 and electric field11.Thus,PNIPAm was widely used with its excellent thermo-responsiveness.Drapala et al.8 combined PNIPAm and glutathione to release protein encapsulated inside by controlling temperature above 37℃.