Such
finding corresponded to the experimental results
in Figure 4 (the highest level of 0.045 ± 0.009 mg/
ml was obtained when 50% ethanol was used,
comparing to 0.037 ± 0.013 mg/ml for absolute
ethanol) and Figure 5 (0.065 ± 0.003 mg/ml for
80% acetone which was 2.6 times higher than