Correction to: J Nanobiotechnol (2018) 16:46 https://doi.org/10.1186/s12951-018-0371-0

After publication of the original article [1], an error was noted in the author affiliation. Lin Long is also affiliated to the College of Opto-electronic Engineering, Zaozhuang University, Zaozhuang, China, which is her first affiliation.