hpIs270 [rig-3p::FRT::stop::FRT::ChR2(H134R)::wCherry + nmr-1p::FLP + lin-15(+)]. ChR2 activation in AVA neurons upon exposure to blue light (470 nm). Slightly slow growth. Reference: Gao S, et al. eLife, 7, e29915. https://doi.org/10.7554/eLife.29915 PMID: 29360035