ASAP7y

Red-shifted ASAP5 variant optimized for ultrasensitive subthreshold voltage imaging, with a steep response near resting potential and excitation compatibility extending to high-power 1030-nm fiber lasers.

Category: VSD-cpGFP GEVI · Published: 2026 · bioRxiv 2026

Speed: τ_on=0.9 ms, τ_off=2.7 ms

Dynamic Range: -80% ΔF/F per 100mV

Sensitivity: 62% ΔF/F per AP

Brightness: 1.28× vs asap5

Research Papers (1)

Ultrasensitive voltage imaging reveals distinct electrical microdomains in neurons — Hao YA, Jayne LL, Lee S, Dittrich MN, Zhang M, Haziza S, Bendifallah I, Sims RR, Bouazza-Arostegui B, White AD, Kochalka J, Wang Y, Seyedmohadesin M, Negrean A, Li Z, Chiu C, Podgorski K, Ding JB, Deisseroth K, Yuste R, Emiliani V, Schnitzer MJ, Lin MZ, Clandinin TR, bioRxiv 2026