Electron micrograph of a Sindbis infected Aedes albopictus cell.  Newly assembled virions in cytoplasmic vesicles  are released by fusion of the vesicle with the cell surface.

Miller, M.L., and D.T. Brown (1991). "Alphavirus Infection of Cultured Tissue Cells." In Kerry F. Harris' (ed.) Advances in Disease Vector Research, Vol. 8, pp. 107-142.

Miller, M.L., and D.T. Brown (1992). Morphogenesis of Sindbis virus in three subclones of Aedes albopictus (mosquito) cells. J. Virol. 66:4180-4190.