The authors gratefully acknowledge the Consejo Nacional de Ciencia, Tecnología e Innovación Tecnológica (CONCyTEC-Perú, process number 219-2014), FAPESP (Fundação de Amparo à Pesquisa do Estado de São Paulo – Process number 2015/26698-0) and Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq-Brazil) for financial support. The authors also gratefully acknowledge to Dr. Fernando Carlos Pagnocca from Center for Study of Social Insects (CEIS/UNESP) for the donation of the strain Aureobasidium pullulans LB 83.