Polymer nanoparticles modified with collagen peptides (CPs) are an attractive strategy for the oral delivery of active ingredients from Chinese medicine. Thus. in the present study. collagen cationic CPs were simply separated using ion-exchange resin from bovine CPs. https://www.bekindtopets.com/hot-mega-Jeffers-Economy-600D-Royal-Blue-Teal-Plaid-Horse-Blanket-super-sale/