103494.fig.002a
(a)
103494.fig.002b
(b)
103494.fig.002c
(c)
103494.fig.002d
(d)
Figure 2: Mass determination by ESI mass spectrometry of the chemically modified derivatives of PhTX-I. Raw and deconvoluted mass spectra of BPB-treated PhTX-I (a), AA-treated PhTX-I (b), NPSC-treated PhTX-I (c), and NBSF-treated PhTX-I (d).