Human ACE2-Functionalized Gold “Virus-Trap” Nanostructures for Accurate Capture of SARS-CoV-2 and Single-Virus SERS Detection Yong Yang*, Yusi Peng, Chenglong Lin, Li Long, Jingying Hu, Jun He*, Hui Zeng, Zhengren Huang*, Zhi-YuanLi, Masaki Tanemura, Jianlin Shi, John R. Lombardi*, ...