Simple, rapid and label-free colorimetric assay for Zn2+ based on unmodified gold nanoparticles and specific Zn2+ binding peptide

Wang Li, Zhou Nie, Kaiyu He, Xiahong Xu, Yong Li, Yan Huang, Shouzhuo Yao
  • Chemical Communications, January 2011, Royal Society of Chemistry
  • DOI: 10.1039/c0cc05727d