Received: 23 January 2020
Revised: 14 May 2020
Accepted: 26 May 2020
First Online: 6 June 2020
Compliance with ethical standards
: The authors have no conflict of interest. The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. All the authors have agreed to the submission of the manuscript to World Journal of Microbiology & Biotechnology.