Figure 4.
Schematic of CTX and Cy5.5 conjugation to ION/PEG. (A) Thiolation of CTX with Traut's reagent. (B) Iodoacetate and Cy5.5 grafting to amine groups on the ION/PEG via NHS esters. (C) CTX and Cy5.5 conjugated ION/PEG.
Schematic of CTX and Cy5.5 conjugation to ION/PEG. (A) Thiolation of CTX with Traut's reagent. (B) Iodoacetate and Cy5.5 grafting to amine groups on the ION/PEG via NHS esters. (C) CTX and Cy5.5 conjugated ION/PEG.