otEx4441 [hsp-16.2p::unc-3(cDNA) + ttx-3::mCherry]. vsIs48 [unc-17::GFP]. GFP expressed in all cholinergic neurons. Maintain by picking mCherry(+) animals. Reference: Kratsios P, et al. Nat Neurosci. 2011 Nov 27. doi: 10.1038/nn.2989.