Retraction Note to: Engineering Bacillus licheniformis as a thermophilic platform for the production of l-lactic acid from lignocellulose-derived sugars.

[This retracts the article DOI: 10.1186/s13068-017-0920-z.].

Retraction to: Biotechnol Biofuels (2017) 10:235 10.1186/s13068-017-0920-z

The authors are retracting this article because the biological materials were used and the experiments were conducted without proper authorization from the laboratory where these data were obtained [1].