bqSi210 [lem-2p::lem-2::GFP + unc-119(+)] II. Might contain unc-119(ed3) in the background. Single-copy lem-2::GFP transgene under control of lem-2 regulatory sequences. lem-2(tm1582) embryos arrest when emr-1 is depleted by RNAi; bqSi210 fully rescues this phenotype. Reference: Morales-Martínez A, Dobrzynska A, Askjaer P. J Cell Sci. 2015 Feb 4.