Gold Nanobranches

High spikiness

The spike structure induces mitochondrial damage and metabolic disorder, serving as a shape-dependent toxicity benchmark for nanomaterial screening.

Zhang, Rui · Li, Dan · Zhao, Ruibo · Luo, Dandan · Hu, Yeting · Shengyan, Wang · Zhuo, Xiaolu · Iqbal, Zubair M. · Zhang, Han · Han, Qianqian · Kong, Xiangdong

Journal of Nanobiotechnology 2024

Advantages

GNBs with higher spikiness and tip curvature exhibited more significant cytotoxicity compared to rounded GNSs

The spike structure leads to mitochondrial damage, oxidative stress, and metabolic disorder in Hep-orgs

Similar trends were observed in HepG2 cells and mice models