Recombinant adeno associated virus expressing TVA fused to EGFP under the EF1a promoter with WPRE and hGH polyA elements. The Cre and Flp logic configuration enables expression only after recombination, providing precise targeted control of targeted neurons. Offered under the Biohippo AAVX Series with multiple serotypes available including AAV2/1, AAV2/2, AAV2/5, AAV2/6, AAV2/6m, AAV2/6.2FF, AAV2/7m8, AAV2/8, AAV2/9, AAV2/DJ, AAV2/DJ8, AAV2/Retro, AAV2/PHP.eB, AAV2/PHP.B, AAV2/rh10, AAV2/PHP.S, AAV2/anc80, AAV2/B10, AAV2/olig001, AAV2/BI30, AAV2/BR1, AAV2/MG1.2, AAV1/2, AAV2/MaCPNS1, and AAV2/MaCPNS2. Regular titer is greater than or equal to 2.00E+12 vg per mL, with high titer greater than or equal to 1.00E+13 vg per mL available upon request at no additional cost. Customers may specify preferred serotype and titer when placing orders.