Figure 6.
Viability of HPDE cells treated with different concentrations of powdered P. amarus methanol (PAM) extract and fractions. DMSO was used as a control; gemcitabine and phyllanthin were used as positive controls; and quillajia bark (QB) extract was used as a comparative sample. Different letters within the columns denotes a significant difference between treatments (p < 0.05).