Research / 2022 / Article / Fig 2

Research Article

Mussel-Inspired and Bioclickable Peptide Engineered Surface to Combat Thrombosis and Infection

Figure 2

Synthesis and grafting of (DOPA)4-azide, DBCO-AMP, and Cu-DOTA-DBCO molecules on aminated surface. (a)–(c) Electrospray ionization mass spectrum of (DOPA)4-azide, DBCO-AMP, and DBCO-DOTA. (d) ESR spectrum of DBCO-DOTA with or without chelated copper ion. (e) Real-time monitoring of the grafting amount of (DOPA)4-azide on aminated surface using QCM. (f)–(h) Real-time monitoring of the grafting amount of DBCO-AMP, Cu-DOAT-DBCO, and DBCO-AMP/Cu-DOTA-DBCO on azide surface using QCM. (i) RA-FTIR spectra of aminated surface after grafting with (DOPA)4-azide, DBCO-AMP, Cu-DOAT-DBCO, and DBCO-AMP/Cu-DOTA-DBCO. Data are presented as ().