Fig. 6From: Yolk @ cage-Shell Hollow Mesoporous Monodispersion Nanospheres of Amorphous Calcium Phosphate for Drug Delivery with High Loading CapacityThe adsorption behaviors of DOX · HCl on the ACP particles with different morphologies. a hollow spheres without big pores on shell b cage-shell hollw spheres c yolk @ cage-shell hollow spheresBack to article page