Preparation of Two Recombinant Crustacean Hyperglycemic Hormones from the Giant Freshwater Prawn, Macrobrachium rosenbergii, and Their Hyperglycemic Activities Ohira, Tsuyoshi and Tsutsui, Naoaki and Nagasawa, Hiromichi and Wilder, Marcy N., Zoological Science, 23, 383-391 (2006), DOI:http://dx.doi.org/10.2108/zsj.23.383