**5. Patents**

Patent application No. P.434091 in the Patent Office of the Republic of Poland.

**Supplementary Materials:** The following are available online at http://www.mdpi.com/2072-6651/12/9/587/s1, Figure S1: Elimination of acetamiprid at the concentrations of 5 (A), 25 (B) and 50 mg L−<sup>1</sup> (C) after 7 days of incubation by *Metarhizium* sp. considering the residual content in the culture medium and mycelium; Table S1: Effect of acetamiprid on the permeability of the *Metarhizium brunneum* ARSEF2107 fungal cell wall; Table S2: Multiple Reaction Monitoring (MRM) parameters for determining 19 types of destruxins.

**Author Contributions:** M.N.: Conceptualization, Investigation, Methodology, Writing—review and editing; J.M.: Investigation; P.B.: Methodology; S.R.: Investigation, Methodology, Funding acquisition, Writing—review and editing. All authors have read and agreed to the published version of the manuscript.

**Funding:** This work was supported by the National Science Center in Krakow (Poland), gran<sup>t</sup> number UMO-2016/23/B/NZ9/00840.

**Conflicts of Interest:** The authors declare no conflict of interest.
