[1]Soochow Univ, Natl Engn Lab Modern Silk, Suzhou 215123, Peoples R China.
[2]Soochow Univ, Collaborat Innovat Ctr Suzhou Nano Sci & Technol, Suzhou 215123, Peoples R China.
[3]Soochow Univ, Coll Text & Clothing Engn, Suzhou 215123, Peoples R China.
[4]Soochow Univ, Sch Biol & Basic Med Sci, Suzhou 215123, Peoples R China.
[5]Fudan Univ, Key Lab Mol Engn Polymers, Adv Mat Lab, Minist Educ,Dept Macromol Sci, Shanghai 200433, Peoples R China.
[6]Beijing Inst Technol, Res Ctr Mat Sci, Beijing 100081, Peoples R China.
[7]Tufts Univ, Dept Biomed Engn, Medford, MA 02155 USA.