publicações EVOLUTIONARY AND MECHANISTIC INTERACTIONS IN VIRUS TRANSMISSION BY APHIDS Documento Studies of the appressorium formation by Zoophthora radicans Documento The Acid-Stable Potato Tuber Proteins: Identifi cation and Isolation of Invertase Inhibitor and Acid-Stable Potato Hemagglutinins by High Performance Liquid Chromato graphy and Isoelectrofocusing Polyacrylamide Gel Electrophoresis. Documento