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. 2020 May 9;12(5):308. doi: 10.3390/toxins12050308

Figure 2.

Figure 2

Viability assay in N2a cells exposed for 16 h to CTX-negative fish extracts obtained by different steps of purification for (a) Pagrus pagrus (NC1); (b) Epinephelus marginatus (NC2); (c) Pomatomus saltatrix (NC3); (d) Seriola dumerili (NC4) and (e) Acantocybium solandri (NC5) by: ■ No cleanup step, ♦ SPE-Florisil and ● SPE-Florisil + C18. Data are expressed as mean ± SD (n = 3). The asterisks (boxed area) show homogenous groups when 50 mg of tissue equivalent was added (ANOVA, Bonferroni’s HSD test, p < 0.05).