Antitumoral and Immunomodulatory Effect of Mahonia aquifolium Extracts

Figure 2

Principal component analysis on the extract half inhibitory concentrations: (a) correlation circle (loading plot) using the first two principal components of the PCA model obtained after applying tumoral cells (IC50) and (b) score plot using the first three principal components of 1-5 (tumoral cells) based on IC50.

(a)

(b)