GDI localizes to the ER and trans-membrane of esv (encystation specific vesicles) in 24 hr. encysting Giardia
lamblia.Immunogold localization in ultrathin cryo sections. (Langford, T. Dianne, J.D. Silberman, S.G. Svard,
J.M. McCaffery, M.L. Sogin, and F.D. Gillin. 2002. Identification of Rabs 1, 2 and GDI in a survey of the
endomembrane system of Giardia lamblia. J. Exp. Parasitology. 101(1):13-24)