Recombinant adeno associated virus expressing Chronos fused to mCherry ER2 under the TH promoter with WPRE and hGH polyA elements. 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.