Four junior undergraduates XI Yuejing, SONG Tao, TANG Songyao and WANG Nuosha jointly published a paper in ACS journal Biomacromolecules (impact factor: 5.583) entitled Preparation and Antibacterial Mechanism Insight of Polypeptide-Based Micelles with Excellent Antibacterial Activities under the supervision of Professor DU Jianzhong from the School of Materials Science and Engineering, Tongji University not long ago. It was the third paper published by Tonji undergraduate Innovation teams supervised by Professor DU in international academic journals and the fifth SCI paper in which an undergraduate was the first author since 2012.