NurdianiD., HariyatunH., UtamiN., PutroE.W. and KusharyotoW. 2021. Enhancement in Human Insulin Precursor Secretion by Pichia pastoris through Modification of Expression Conditions. HAYATI Journal of Biosciences. 29, 1 (Nov. 2021), 22-30. DOI:https://doi.org/10.4308/hjb.29.1.22-30.