Figure 5. Localization of WmCSV and TYLCV in excised midguts of B. tabaci 63 and 95.

Viruses were localized after a 5 d acquisition access period and 2 d discharge using fluorescent in situ hybridization. Left column: virus localization using specific probes (red); right column: transmitted light images. WmCSV in B. tabaci 63 (A, B) and in B. tabaci 95 (C, D); TYLCV in B. tabaci 63 (E, F) and B. tabaci 95 (G, H); WmCSV in B. tabaci 63 after fluorescent in situ hybridization and nuclei staining with DAPI (I, J). CA, caeca; FC, filter chamber; DM, descending midgut; AM, ascending midgut; HG, hindgut. Arrowheads: virus accumulations.