Fig. 4From: Gold nanoparticles loaded chitosan encapsulate 6-mercaptopurine as a novel nanocomposite for chemo-photothermal therapy on breast cancerTEM images of a AuNPs prepared by citrate reduction left, and b 6MP-CNPs-AuNPs nanocomposites right. c Size distribution and zeta potential of AuNPs reduced by citrate. d Size distribution and zeta potential of 6MP-CNPs loaded AuNPsBack to article page