Sequencing and characterization of an L-asparaginase gene from a new species of Penicillium section Citrina isolated from Cerrado oleh Kellen C. R. Andrade, Rildo A. Fernandes, Danilo Batista Pinho, Marcela M. de Freitas, Edivaldo Ximenes Ferreira Filho, Adalberto Pessoa, João Inácio Silva, Perola O. Magalhães