Figure 2:
MALDI-TOF spectra of biotinylated PAMAM NH
2
dendrimers.
PAMAM G
4
NH
2
(Top) and Biotin PAMAM G
4
NH
2
(Bottom). Dendrimers were dissolved in methanol (0.1 mg/mL) and 2,5-dihydroxybenzoic acid was used as matrix for analysis.