Jarvis

Variant of pAce with the ultra-bright AausFP1 fluorophore, yielding a high-contrast positive-going FRET-opsin indicator compatible with 2P voltage imaging.

Category: eFRET GEVI · Published: 2026 · Neuron 2026

Speed: τ_on=2.74 ms, τ_off=1.88 ms

Dynamic Range: 29% ΔF/F per 100mV

Sensitivity: 25% ΔF/F per AP

Brightness: 0.42× vs pace

Research Papers (1)

Two-photon voltage imaging with rhodopsin-based sensors — Grimm C, Sims RR, Tanese D, Lafirdeen ASM, Bendifallah I, Chan CY, Faini G, Putti E, Del Bene F, Papagiakoumou E, Emiliani V, Neuron 2026