SciELO - Brasil - Periplaneta americana extract promotes ...
Preparation of PA-40 in Periplaneta americana extract. Periplaneta americana was dried, crushed, sifted with 20 mesh, soaked in 80% ethanol solution of 10 times the amount for 2 h, then heated at 70°C for 4 h, extracted twice, combined with filtrate, and then evaporated for concentration. After D101 macroporous resin was applied, the column ...
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