Table 3. Selectivity of Molecular Carriersa.
carrier | cationic peptides (>1000 Da) | low-molecular-weight analytes (<1000 Da) | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Arg7 | PolyArg | Prot. | Lys7 | PolyLys | ACh | Glu | Phe | Trp | Vit. B1 | Ranit. | Amp. | Kan. A | Vecur. | Pancur. | Phall. | |
PyBu | + | + | + | |||||||||||||
B12Br122– | + | + | + | + | + | + | + | + | + | + | + | + | + | + | + | |
COSAN 2 | + | + | + | + | + |
Abbreviations. Arg7: heptaarginine; PolyArg: polyarginine; Prot.: protamine; Lys7: heptalysine; PolyLys: polylysine; ACh: acetylcholine; Glu: glutamic acid; Phe: phenylalanine; Trp: tryptophan; Vit. B1: vitamin B1; Ranit: ranitidine; Amp: ampicillin; Kan. A: Kanamycin A; Vecur: vecuronium; Pancur: pancuronium; Phall: phalloidin.