Figure 1.
Selective ion chromatograms from the LC-MS/MS analyses of isolated cells of Dinophysis acuminata-complex in: (a) multitoxin standard, 3 ng mL−1; and (b) chromatogram of the sample from Bahía de Sechura-Vichayo, where the absence of DTX1 (increase ×10,000) and DTX2 (increase ×950) was observed.