Search Strains

otIs564 [unc-47(fosmid)::SL2::H2B::mChopti + pha-1(+)] V. Reporter tag inserted into fosmid WRM0626bG04. Him. Line 2-2. Inserted near unc-42. Brighter mCherry expression than in OH13104. Reference: Gendrel M, et al. Elife. 2016 Oct 14;5.

otIs597 [ser-7p::eGFP::rab-3 + ttx-3::mCherry]. Presynaptic marker for M4 pharyngeal neuron. Please contact Oliver Hobert prior to publishing work using this strain.

otIs601[ceh-19p::eGFP::rab-3 + ttx-3::mCherry]. Presynaptic marker for MC pharyngeal neurons. Please contact Oliver Hobert prior to publishing work using this strain.

otIs602 [mnm-2p::eGFP::rab-3 + ttx-3::mCherry]. Presynaptic marker for M3 pharyngeal neurons. Please contact Oliver Hobert prior to publishing work using this strain.

otIs612 [flp-18::nlg-1::GFP11 + gpa-6::nlg-1::GFP1-10 + flp-18::mCherry + nlp-1::mCherry + rol-6(su1006)]. Rollers. Trans-snyaptic labeling of PHB to AVA synapses. Adult hermaphrodite-specific connections are visible as punctate GFP. Neurites are labeled with mCherry. Reference: Oren-Suissa M, et al. Nature. 2016; 533:206-211. PMID: 27144354

otIs614 [inx-18p::nlg-1::GFP11 + gpa-6::nlg-1::GFP1-10 + nlp-1::mCherry + inx-18::wCherry + rol-6(su1006)]. Rollers. Integrated GRASP labeling of PHB to AVG adult male specific synapses. Reference: Oren-Suissa M, et al. Nature. 2016; 533:206-211. PMID: 27144354

otIs518 [eat-4(fosmid)::SL2::mCherry::H2B + pha-1(+)]. Him. Reference: Serrano-Saiz E, et al. Cell. 2013 Oct 24;155(3):659-73.

otIs544 [cho-1(fosmid)::SL2::mCherry::H2B + pha-1(+)]. Him. Reference: Serrano-Saiz E, et al. Cell. 2013 Oct 24;155(3):659-73.

otEx6368 [GFP::oig-8(fosmid) + ttx-3p::mCherry]. Pick ttx-3p::mCherry to maintain. Fosmid-based oig-8 translational reporter (GFP inserted in N-terminus of OIG-8 after peptide sequence).

otIs520 [eat-4(prom11)::GFP + ttx-3::mCherry]. Reference: Serrano-Saiz E, et al. Curr Biol. 2017 Jan 23;27(2):199-209.

otIs630 [srg-13::BirA::nrx-1 + inx-18p::AP::nlg-1 + unc-122::streptavidin::2xsfGFP + inx-18p::wCherry + rol-6(su1006)] X. Rollers. Trans-synaptic labeling of PHA to AVG synapses (iBLINC). AVG process is labeled with mCherry. Reference: Oren-Suissa M, et al. Nature. 2016; 533:206-211. PMID: 27144354

otIs637 [bnc-1p::rab-3::GFP + myo-2p::mCherry]. Reporter for presynapse of VA/VB class motor neurons innervating muscle and DD motor neurons in ventral nerve cord. Reference: Kerk SY, et al. Neuron 2017 (in press).

otIs638 [unc-6(fosmid)::NLS::YFP::H2B + ttx-3p::mCherry + pha-1(+)]. Integrated fosmid reporter for unc-6. Reference: Weinberg P, et al. Curr Biol. 2018 Feb 19;28(4):623-629.e3.

otIs587 [gcy-5(fosmid)::SL2::NLS::GFP + ttx-3p::mCherry]. otIs304 [hsp16-2p::che-1::3xHA::BLRP + rol-6(su1006)]. Rollers. GFP reporter tag inserted into gcy-5(+) fosmid. gcy-5 is normally expressed in ASER and RIGL/R neurons, but upon heatshock, expression of CHE-1 induces ectopic gcy-5 expression (the extent of ectopic expression is dependent on the timing of the heatshock). Reference: Patel T & Hobert O. eLife 2017.

otEx6820 [ceh-36(prom3)::oig-8 + ttx-3p::mCherry]. Pick ttx-3p::mCherry to maintain.

otIs648 [hlh-3(fosmid)::GFP + ttx-3p::mCherry]. Transgene is expressed in HSN neurons. Reference: Masoudi N, et al. PLoS Biol. 2018 Apr 19;16(4):e2004979.

otIs653 [srg-8p::mCherry + cho-1p::mCherry + srg-8p::nlg-1::spGFP1-10 + cho-1p::nlg-1::spGFP11]. GRASP labeling of ASK to AIA synapses. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341

otIs625 [cat-1(fosmid)::SL2::mCherry::H2B + pha-1(+)]. Fosmid-based cat-1 reporter marks aminergic neurons.

otIs657 [klp-6p::mCherry + flp-3p::mCherry + klp-6p::NLG1::GFP1-10 + flp-3p::NLG1::GFP11]. IL2-IL1 GRASP synaptic reporter. Please contact Oliver Hobert prior to publishing work using this strain.

otIs683 [hlh-4(fosmid)::YFP + ttx-3p::mCherry]. Transgene is expressed in ADL neurons. Reference: Masoudi N, et al. PLoS Biol. 2018 Apr 19;16(4):e2004979.

otEx7231 [srg-8p::rab-3::GFP + srg-8p::mCherry]. Pick animals with mCherry expression to maintain. Presynaptic RAB-3::GFP reporter for ASK neurons with cytoplasmic ASKp::mCherry in the background. Reference: Majeed M, et al. Elife. 2024 Jan 15:12:RP91775. doi: 10.7554/eLife.91775. PMID: 38224479.

otEx7363 [flp-3p::mCherry + flp-3p::GFP::cla-1 + unc-122p::GFP]. Pick GFP+ animals to maintain. Presynaptic GFP::cla-1 reporter for IL1 neurons with cytoplasmic IL1p::mCherry in the background. Reference: Majeed M, et al. Elife. 2024 Jan 15:12:RP91775. doi: 10.7554/eLife.91775. PMID: 38224479.

AWC neurons are marked with mCherry. AWC nuclei can be isolated by INTACT.

otIs748 [rab-3p(prom1)::GFP + ttx-3p::mCherry] X. Pan-neuronal cytoplasmic GFP expression. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341

nIs107 [tbh-1::GFP] III. zfIs10 [tdc-1::mCherry] IV. RIC neurons are marked with both GFP and mCherry.

otEx7457 [sri-9::mCherry + sri-9p::NLG1::GFP1-10 + cho-1::mCherry + cho-1p::NLG1::GFP11 + unc-122p::GFP]. ADL>AIA GRASP synaptic reporter. Please contact Oliver Hobert prior to publishing work using this strain.

otEx7459 [srh-18::mCherry + srh-18p::NLG1::GFP1-10 + cho-1::mCherry + cho-1p::NLG1::GFP11 + unc-122p::GFP]. ASH>AIA GRASP synaptic reporter. Please contact Oliver Hobert prior to publishing work using this strain.

otEx7476 [ceh-34(fosmid) + myo-3p::mCherry]. Pick mCherry+ to maintain. ot1014 is a CRISPR/Cas9-engineered allele removing the entire ceh-34 locus. ot1014 homozygotes arrest as L1 larvae. Reference: The enteric nervous system of C. elegans is specified by the Sine Oculis-like homeobox gene ceh-34. Vidal B, et al. bioRxiv 2021.11.30.470650; doi: https://doi.org/10.1101/2021.11.30.470650

otIs788 [cat-4p::GFP::cla-1 + cat-4p::mCherry + inx-16p::tagRFP]. GFP-tagged CLA-1 provides a synaptic marker in HSN neurons. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341

otIs790 [UPN::npp-9::mCherry::blrp::3xFlag]. otIs790 contains a pan-neuronal INTACT tag for pull-down of all neuronal nuclei. Reference: Sun H & Hobert O. Nature. 2021 Dec;600(7887):93-99. doi: 10.1038/s41586-021-04071-4. PMID: 34759317.

otIs518 [eat-4(fosmid)::SL2::mCherry::H2B + pha-1(+)]. otIs773 [inx-19(fosmid)::SL2::YFP::H2B + unc-122::GFP + pha-1(+)]. Integrated fosmid transcriptional reporter for inx-19.

otIs736 [cat-4p::mCherry + rol-6(su1006)]. evIs111 [F25B3.3::GFP + dpy-20(+)]. Rollers. Pan-neural GFP expression. The two HSN neurons are marked with both GFP and mCherry. Can be used to isolate HSN by FACS. Used by CeNGEN project for RNA-Seq (https://www.cengen.org/).

otIs816 [klp-6p::mCherry + klp-6p::GFP::cla-1]. Reference: Cros C & Hobert O. bioRxiv 2022.04.19.488792; doi: https://doi.org/10.1101/2022.04.19.488792.

otIs790 [UPN::npp-9::mCherry::blrp::3xflag]. otIs790 contains a pan-neuronal INTACT tag for pull-down of all neuronal nuclei. CUT sextuple-mutant background. Reference: Leyva-Diaz E & Hobert O. Current Biol. 2022 Mar 3;S0960-9822(22)00262-7. PMID: 35259341

otEx7760 [cat-4p::mCherry + zig-3p::mCherry + zig-3p::NLG1::GFP1-10 + cat-4p::NLG1::GFP11 + inx-6(prom18)::TagRFP]. BDU-HSN GRASP synaptic reporter. Please contact Oliver Hobert prior to publishing work using this strain.

otIs883 [srab-20p::GFP::cla-1 + unc-122p::mCherry]. Presynaptic GFP::cla-1 reporter for PHB neurons. Reference: Majeed M, et al. Elife. 2024 Jan 15:12:RP91775. doi: 10.7554/eLife.91775. PMID: 38224479.

otIs908 [pha-4(prom2)::TIR1(F79G)::mTur2::tbb-2 3'UTR + unc-122p::mCherry::unc-54 3' UTR] V. TIR1(F79G) expression in all 22 enteric neurons (20 pharyngeal neurons, AVL and DVB), RIS and PVT. The multicopy array was inserted at the oxTi553 landing site using the Fluorescent Landmark Interference (FLInt) method. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.

otIs913 [pha-4(prom2)::daf-2(DN)::eBFP2::tbb-2 3’ UTR + unc-122p::mCherry::unc-54 3' UTR] V. daf-2(DN) encodes a dominant negative form of the DAF-2 protein, causing inhibition of the insulin receptor DAF-2. pha-4(prom2) drives expression of daf-2(DN) in all 22 enteric neurons (20 pharyngeal neurons, AVL and DVB), RIS and PVT. The multicopy array was inserted at the oxTi553 landing site using the Fluorescent Landmark Interference (FLInt) method. Reference: Sural S, et al. Sci Adv. 2025 Sep 26;11(39):eadw1270. doi: 10.1126/sciadv.adw1270. PMID: 40991693.

otIs181 [dat-1::mCherry + ttx-3::mCherry]. Reference: Flames N, Hobert O, 2009 Nature 458, 885-889.

otIs181 [dat-1::mCherry + ttx-3::mCherry]. Him. Expression in DA neurons (ADE, PDE, CEP, male tail) and AIY. Reference: Flames N, Hobert O, 2009 Nature 458, 885-889.

vtIs1 [dat-1p::GFP + rol-6(su1006)] V. otIs198 [hsp16-2::ast-1 + ttx-3::DsRed + hsp16-2::NLS::mCherry]. Rollers. Heat shock induces expression of nuclear mCherry and AST-1. Reference: Flames N, Hobert O, 2009 Nature 458, 885-889.

otEx3362 [nhr-67(fosmid)::mCherry + elt-2::GFP]. Pick GFP+ to maintain. otEx3362 rescues nhr-67(ok631).

otIs4 [gcy-7::GFP]. otEx3822 [ceh-36::CZ-caspase3(p17) + gcy-7::caspase3(p12)-NZ + myo-3::mCherry].

ntIs1 [gcy-5p::GFP + lin-15(+)] V. otEx3830 [ceh-36::CZ-caspase3(p17) + gcy-5::caspase3(p12)-NZ + myo-3::mCherry].

otIs4 [gcy-7::GFP]. otIs253 [ceh-36::CZ-caspase3(p17) + gcy-7::caspase3(p12)-NZ + myo-3::mCherry].

ntIs1 [gcy-5p::GFP + lin-15(+)] V. otIs256 [ceh-36::CZ-caspase3(p17) + gcy-7::caspase3(p12)-NZ + myo-3::mCherry].

otIs266 [cat-1p::mCherry]. A 2.5 kb upstream region of cat-1 ATG was cloned into pPD95.75 vector and GFP was replaced with mCherry. Reference: Tursun B, et al. Science. 2011 Jan 21;331(6015):304-8.

otIs232 [che-1p::mCherry(C. elegans-optimized)::che-1 3'UTR + rol-6(su1006)]. otEx4149 [cog-1(fosmid)::YFP + elt-2::DsRed]. Maintain by picking animals dsRed(+) in gut nuclei. Rollers. mCherry expression in ASER and ASEL.

otIs292 [eat-4::mCherry + rol-6(su1006)]. Rollers. Reference: Tursun B, et al. Science. 2011 Jan 21;331(6015):304-8.

otIs220 [gcy-5::mCherry]. otIs114 [lim-6p::GFP + rol-6(su1006)]. Rollers. 2 ASER.