zcIs4 [hsp-4::GFP] V. vit-4(ac4) is a dominant allele that causes ER stress. Since vit-4 is expressed only in adult stage, ER stress is induced only in adult stage. The levels of GFP expression from zcIs4 [hsp-4::GFP] reporter indicates the level of ER stress. Reference: Singh J & Aballay A. MBio. 2017 May 30;8(3). pii: e00778-17. doi: 10.1128/mBio.00778-17.

zcIs4 [hsp-4::GFP] V. vit-5(ac5) is a dominant allele that causes ER stress. Since vit-5 is expressed only in adult stage, ER stress is induced only in adult stage. The levels of GFP expression from zcIs4 [hsp-4::GFP] reporter indicates the level of ER stress. Reference: Singh J & Aballay A. MBio. 2017 May 30;8(3). pii: e00778-17. doi: 10.1128/mBio.00778-17.

zcIs4 [hsp-4::GFP] V. vit-6(ac6) is a dominant allele that causes ER stress. Since vit-6 is expressed only in adult stage, ER stress is induced only in adult stage. The levels of GFP expression from zcIs4 [hsp-4::GFP] reporter indicates the level of ER stress. Reference: Singh J & Aballay A. MBio. 2017 May 30;8(3). pii: e00778-17. doi: 10.1128/mBio.00778-17.

vit-2(ac3) is a dominant allele that causes ER stress. Since vit-2 is expressed only in adult stage, ER stress is induced only in adult stage. Reference: Singh J & Aballay A. MBio. 2017 May 30;8(3). pii: e00778-17. doi: 10.1128/mBio.00778-17.

acIs156 [vit-2p::vit-2(G839R)::GFP + myo-2p::mCherry]. In contrast to VIT-2::GFP, VIT-2(G839R)::GFP remains in the intestine and is not transported to embryos. mCherry expression in pharynx. Reference: Singh J & Aballay A. MBio. 2017 May 30;8(3). pii: e00778-17. doi: 10.1128/mBio.00778-17.

ynIs78 [flp-8p::GFP]. acEx178 [flp-8p::ced-3 (p15)::nz + flp-32::cz::ced-3 (p17) + unc-122p::RFP]. AUA interneurons ablated in flp-8p::GFP background. GFP-labelled AUA neurons are missing in the neuronal ablated animals. Pick RFP+ animals to maintain. Reference: Filipowicz A, et al. BMC Biol. 2022 Oct 8;20(1):229. doi: 10.1186/s12915-022-01424-x. PMID: 36209082.

ynIs78 [flp-8p::GFP]. acEx179 [flp-21p::ced-3 (p15)::nz + ncs-1p::cz::ced-3 (p17) + unc-122p::RFP]. RMG interneurons ablated in flp-21p::GFP background. GFP-labelled RMG neurons are missing in the neuronal ablated animals. Pick RFP+ animals to maintain. Reference: Filipowicz A, et al. BMC Biol. 2022 Oct 8;20(1):229. doi: 10.1186/s12915-022-01424-x. PMID: 36209082.

sEx11108 [rCes C28H8.11b::GFP + pCeh361]. Maintain by picking WT. WT animals are GFP+. Strain construction supported by Genome British Columbia and Genome Canada. Please acknowledge McKay et al, Cold Spring Harbor Symposia on Quantitative Biology 68: 159-169 2004 (WBPaper00006525).

sEx14878 [rCesT13A10.11a::GFP + pCeh361]. Maintain by picking WT. WT animals are GFP+. Strain construction supported by Genome British Columbia and Genome Canada. Please acknowledge McKay et al, Cold Spring Harbor Symposia on Quantitative Biology 68: 159-169 2004 (WBPaper00006525).

sEx15515 [rCesT13A10.11b::GFP + pCeh361]. Maintain by picking WT. WT animals are GFP+. Strain construction supported by Genome British Columbia and Genome Canada. Please acknowledge McKay et al, Cold Spring Harbor Symposia on Quantitative Biology 68: 159-169 2004 (WBPaper00006525).

bqSi294 [hsp16.41p::FRT::mCherry::his-58::FRT::GFP::his-58 + unc-119(+)] II; bqSi1027 [unc-122p::FLP::SL2::mNG + unc-119(+)] IV. Heat shock induces nuclear GFP expression in coelomocytes and nuclear mCherry expression elsewhere. Constitutive expression of diffusible mNeonGreen in coelomocytes can mask GFP::HIS-58 signal. Might carry unc-119(ed3) or unc-119(ed9) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi189 [lmn-1p::mCherry::his-58 + unc-119(+)] II. Cassette for GFP-labeling and FLP-mediated inactivation of endogenous npp-2 inserted by CRISPR/Cas9 after the npp-2 start codon. FRT sites in GFP introns 2 & 3 are indicated by ">" symbols in genotype. Ubiquitous expression of mCh::HIS-58. Might carry unc-119(ed3) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi1030 [hsp16.41p::FRT::mCherry::his-58::FRT::vhhGFP4::zif-1 + unc-119(+)] II. bqSi548 [dpy-7p::FLP + unc-119(+)] IV. Can be used for inducible degradation of GFP fusion proteins in hypodermal cell. May carry unc-119(ed3) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi1030 [hsp16.41p::FRT::mCherry::his-58::FRT::vhhGFP4::zif-1 + unc-119(+)] II. bqSi508 [elt-2p::FLP + unc-119(+)] IV. Can be used for inducible degradation of GFP fusion proteins in intestinal cells. May carry unc-119(ed3) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi294 [hsp16.41p::FRT::mCherry::his-58::FRT::GFP::his-58 + unc-119(+)] II. bqSi1201 [hlh-12p::FLP::SL2::mNG + unc-119(+)] IV. Heat shock induces nuclear GFP expression in the distal tip cells and nuclear mCherry expression elsewhere. Constitutive expression of diffusible mNeonGreen in the distal tip cells can mask GFP::HIS-58 signal. Might carry unc-119(ed3) or unc-119(ed9) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi577 [myo-2p::GFP + unc-119(+)] IV. Cassette for GFP-labeling and FLP-mediated inactivation of endogenous baf-1 inserted by CRISPR/Cas9 after the baf-1 start codon. FRT sites in GFP intron 3 and baf-1 3'UTR are indicated by ">" symbols in genotype. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi294 [hsp16.41p::FRT::mCherry::his-58::FRT::GFP::his-58 + unc-119(+)] II; bqSi1308 [hlh-12p::FLP::SL2::mTagBFP2 + unc-119(+)] IV. Heat shock induces nuclear GFP expression in the distal tip cells and nuclear mCherry expression elsewhere. Constitutive expression of diffusible mTagBFP2 in the distal tip cells. Might carry unc-119(ed3) or unc-119(ed9) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

mCherry tag inserted into endogenous baf-1 locus after the start codon using by CRISPR/Cas9 engineering. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi189 [lmn-1p::mCherry::his-58 + unc-119(+)] II. Cassette for GFP-labeling and FLP-mediated inactivation of endogenous mel-28 inserted by CRISPR/Cas9 after the mel-28 start codon. FRT sites in GFP introns 2 & 3 are indicated by ">" symbols in genotype. Ubiquitous expression of mCherry::HIS-58. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi294 [hsp16.41p::FRT::mCherry::his-58::FRT::GFP::his-58 + unc-119(+)] II. bqSi852 [ckb-3p::FLP::SL2::mNG + unc-119(+)] IV. Heat shock induces nuclear GFP expression in the somatic gonad and nuclear mCherry expression elsewhere. Constitutive expression of diffusible mNeonGreen in the somatic gonad can mask GFP::HIS-58 signal. Might carry unc-119(ed3) or unc-119(ed9) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

bqSi294 [hsp16.41p::FRT::mCherry::his-58::FRT::GFP::his-58 + unc-119(+)] II; bqSi997 [nhx-2p::FLP::SL2::mNG + unc-119(+)] IV. Heat shock induces nuclear GFP expression in intestinal cells and nuclear mCherry expression elsewhere. Constitutive expression of diffusible mNeonGreen in intestinal cells can mask GFP::HIS-58 signal. Might carry unc-119(ed3) or unc-119(ed9) III. Reference: Fragoso-Luna A, et al. 2021 bioRxiv 2021.12.21.473632; doi: https://doi.org/10.1101/2021.12.21.473632

Endogenous maph-1.1 locus tagged with GFP using CRISPR/Cas9. Animals are homozygous viable and express GFP::maph-1.1 ubiquitously. Reference: Waaijers S, et al. BMC Biol. 2016 Aug 9;14:66. doi: 10.1186/s12915-016-0286-x. PMID: 27506200

eGFP tag inserted into the endogenous endu-2 locus. Reference: Qi W, et al. (2020) A secreted endoribonuclease ENDU-2 from the soma protects germline immortality in C. elegans. BioRxiv. doi: 10.1101/2020.12.04.408260. Accepted by Nature Communications.

byEx1375 [endu-2p::endu-2::eGFP + myo-2p::mCherry]. Pick mCherry+ animals to maintain array. Transgene rescues mortal germline (Mrt) phenotype of endu-2(tm4977). Reference: Qi W, et al. (2020) A secreted endoribonuclease ENDU-2 from the soma protects germline immortality in C. elegans. BioRxiv. doi: 10.1101/2020.12.04.408260. Accepted by Nature Communications.

byEx1551 [vha-6p::endu-2::eGFP::3xFLAG + myo-2p::mCherry]. Pick mCherry+ animals to maintain array. Transgene provides intestinal rescue of endu-2(tm4977) that also rescues mortal germline (Mrt) phenotype. Reference: Qi W, et al. (2020) A secreted endoribonuclease ENDU-2 from the soma protects germline immortality in C. elegans. BioRxiv. doi: 10.1101/2020.12.04.408260. Accepted by Nature Communications.

byEx1795 [unc-119p::endu-2::eGFP::3xFlag + rol-6(su1006)]. Pick Rollers to maintain. Transgene provides neuronal rescue of endu-2(tm4977) that also rescues mortal germline (Mrt) phenotype. Reference: Qi W, et al. (2020) A secreted endoribonuclease ENDU-2 from the soma protects germline immortality in C. elegans. BioRxiv. doi: 10.1101/2020.12.04.408260. Accepted by Nature Communications.

Hermaphrodites segregating males with abnormal ray lineages. Reference: Hodgkin et al. (1989) Genome, 31, 625-637. doi:10.1139/g89-116.

muIs257 [myo-3p::wrmScarlet1-10::unc-54 3'UTR] I. Muscle-specific expression of wrmScarlet1-10 (Under the control of the myo-3 promoter and unc-54 3'UTR). Generated using CRISPR/Cas9 in the SKI-LODGE strain WBM1126. Reference: Goudeau J, et al. bioRxiv 2020.07.02.185249; doi: https://doi.org/10.1101/2020.07.02.185249

twn16 is a 1651 bp deletion removing 1027 bp of the promoter sequence, the transcriptional start site, and the first two exons of pmp-4. Superficially wild-type. Normal dauer formation. Reference: Tsai SH, et al. Cell Rep. 2024 Mar 22;43(4):113996. doi: 10.1016/j.celrep.2024.113996. PMID: 38520690.

twnEx656 [pmp-4p::pmp-4 + elt-2p::GFP]. Pick GFP+ animals to maintain. Superficially wild-type. twnEx656 contains 1.2 kb pmp-4 promoter driving expression of 2.2 kb pmp-4 cDNA; transgene rescues behavioral phenotype of twn16 mutants. twn16 is a 1651 bp deletion removing 1027 bp of the promoter sequence, the transcriptional start site, and the first two exons of pmp-4. twn16 has been out-crossed 3 times in this strain. Reference: Tsai SH, et al. Cell Rep. 2024 Mar 22;43(4):113996. doi: 10.1016/j.celrep.2024.113996. PMID: 38520690.

domEx253 [mec-4p::Chrimson::GFP + unc-122p::RFP]. Pick animals with red fluorescence in coelomocytes to maintain. Red-light optogenetic line for gentle touch receptor neurons (TRN). Transgenic animals expressing the red light-activated channelrhodopsin Chrimson into TRNs using the mec-4 promoter. In animals grown on all trans-retinal-containing medium, red light stimuli trigger behaviors similar to those evoked by gentle touch. Note that very strong blue light stimuli may also activate Chrimson. Reference: Schild LC & Glauser DA. Genetics. 2015 Aug;200(4):1029-34. doi: 10.1534/genetics.115.177956. PMID: 26022242.

domEx261[mec?4p::CoChR::GFP + unc?122p::RFP]. Pick animals with red fluorescence in coelomocytes to maintain. High sensitivity blue-light optogenetic line for gentle touch receptor neurons (TRN). Transgenic animals expressing the high-sensitivity blue light-activated channelrhodopsin CoChR into TRNs using the mec-4 promoter. In animals grown on all trans-retinal-containing medium, low intensity blue light stimuli trigger behaviors similar to those evoked by gentle touch. Reference: Schild LC & Glauser DA. Genetics. 2015 Aug;200(4):1029-34. doi: 10.1534/genetics.115.177956. PMID: 26022242.

domIs355 [mec?3p::QF + mec?4p::QS + QUAS::CoChR::GFP + unc122p::RFP]. High sensitivity blue-light optogenetic line for FLP neurons. Transgenic animals expressing the high-sensitivity blue light-activated channelrhodopsin CoChR into FLP using the Q-system combining mec-3p and mec-4p promoters. In animals grown on all trans-retinal-containing medium, low intensity blue light stimuli trigger reversal responses. Animals have red coelomocytes. The transgene was integrated with UV, and outcrossed 2x to parental ce314 mutant strain KG1180. Reference: Schild LC & Glauser DA. Genetics. 2015 Aug;200(4):1029-34. doi: 10.1534/genetics.115.177956. PMID: 26022242.

Temperature-sensitive sterile. Maintain at 15C. Reference: Spike CA, et al. Genetics. 2014 Sep 26. pii: genetics.114.168831.

otIs197 [unc-14p::hif-1(P621A) + ttx-3p::RFP]. Non-degradable form of HIF-1 expressed from unc-14 promoter in hif-1 mutant background for tissue-specific rescuing experiments. otIs197 rescues lethality in hif-1 mutant animals exposed to 50ppm hydrogen sulfide. Reference: Topalidou I & and Miller DL. bioRxiv 174581; doi: https://doi.org/10.1101/174581.

otEx3165 [unc-120p::hif-1(P621A) + ttx-3p::RFP]. Non-degradable form of HIF-1 expressed from muscle-specific promoter in hif-1 mutant background for tissue-specific rescuing experiments. otEx3165 does not rescue lethality in hif-1 mutant animals exposed to 50ppm hydrogen sulfide. Reference: Topalidou I & and Miller DL. bioRxiv 174581; doi: https://doi.org/10.1101/174581.

wrdSi23 [eft-3p::TIR1:F2A:mTagBFP:tbb2 3' UTR:: loxP] I. wrdSi23 is inserted at ttTi4348 (I: -5.32 cM). Pan-somatic expression of TIR1 co-factor for AID, and expression of AID-tagged blue protein in somatic nuclei. Auxin-inducible degradation (AID) tag inserted at C-terminus of endogenous unc-104 locus by CRISPR/Cas9. Can be used for auxin-induced immobilization of worms for live imaging. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi23 [eft-3p::TIR1:F2A:mTagBFP:tbb2 3' UTR:: loxP] I. wrdSi23 is inserted at ttTi4348 (I: -5.32 cM). Pan-somatic expression of TIR1 co-factor for AID, and expression of AID-tagged blue protein in somatic nuclei. Auxin-inducible degradation (AID) tag inserted at C-terminus of endogenous unc-18 locus by CRISPR/Cas9. Can be used for auxin-induced immobilization of worms for live imaging. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

reSi7 [rgef-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Neuronal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in neuronal nuclei. Auxin-inducible degradation (AID) tag inserted at C-terminus of endogenous unc-104 locus by CRISPR/Cas9. Can be used for auxin-induced immobilization of worms for live imaging. Strain generated by crossing endogenously tagged unc-104::AID into DV3805. reSi7 is at -5.32 cM. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

reSi7 [rgef-1p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Neuronal-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in neuronal nuclei. Auxin-inducible degradation (AID) tag inserted at C-terminus of endogenous unc-18 locus by CRISPR/Cas9. Can be used for auxin-induced immobilization of worms for live imaging. Strain generated by crossing endogenously tagged unc-104::AID into DV3805. reSi7 is at -5.32 cM. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi22 [eft-3p::TIR1:F2A:mTagBFP::tbb2 3' UTR::SEC[LoxP + let-858 term + sqt-1(d) + hs::Cre + hygR + unc-54 term + LoxP]] I. wrdSi22 is inserted at ttTi4348 (-5.32 cM). Pick Rollers to maintain animals retaining the SEC in the insertion. SEC can be removed by heat shock-induced excision according to the protocol in Dickinson et. al. Genetics 2015. Pan-somatic expression of TIR1 co-factor for AID, and expression of AID-tagged blue protein in somatic nuclei. Auxin-inducible degradation (AID) tag inserted at N-terminus of endogenous unc-52 locus by CRISPR/Cas9. References: Cahoon CK and Libuda DE. bioRxiv 2021.05.25.445686; doi: https://doi.org/10.1101/2021.05.25.445686. Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

Homozygotes lack obvious gross phenotypes; miR-43(sjm1) accumulates in L4 larvae compared to wild-type miR-43. mir-43(sjm1) has an inversion of the miR-43 seed sequence. Reference: Stubna MW, et al. bioRxiv doi: 10.1101/2024.06.28/601170.

Homozygotes lack obvious gross phenotypes. mir-43(sjm2) has positions 9-23 of miR-43 substituted for random sequence. This strain is also homozygous for a G>T point substitution at position 8 of miR-42. Reference: Stubna MW, et al. bioRxiv doi: 10.1101/2024.06.28/601170.

Homozygotes lack gross phenotypes. mir-43(sjm3) has positions 9-23 of miR-43 substituted for the 3' region of miR-82. This strain is also homozygous for a G>T point substitution at position 8 of miR-42, and furthermore has 22bp of sequence deleted between miR-42* and miR-42. Reference: Stubna MW, et al. bioRxiv doi: 10.1101/2024.06.28/601170.

Homozygotes lack obvious gross phenotypes, though some miRNAs are elevated due to a loss-of-function mutation in ebax-1. mir-43(sjm1) is an inversion of the seed sequence of miR-43. Generated by mating parental strain CZ9907 hermaphrodites to mir-43(sjm1) males. Reference: Stubna MW, et al. bioRxiv doi: 10.1101/2024.06.28/601170.

Homozygotes lack gross phenotypes, though some miRNAs are elevated due to loss-of-function mutation in ebax-1. mir-43(sjm2) has positions 9-23 of miR-43 substituted for random sequence. This strain also has a G>T point substitution at position 8 of miR-42. Generated by mating parental strain CZ9907 hermaphrodites to mir-43(sjm2) males. Reference: Stubna MW, et al. bioRxiv doi: 10.1101/2024.06.28/601170.

Homozygotes lack obvious gross phenotypes, though some miRNAs are elevated due to loss-of-function mutation in ebax-1. mir-43(sjm3) has positions 9-23 of miR-43 substituted for the 3' region of miR-82. This strain is also homozygous for a G>T point substitution at position 8 of miR-42, and furthermore has 22bp of sequence deleted between mir-42* and mir-42. Generated by mating parental strain CZ9907 hermaphrodites to mir-43(sjm3) males. Reference: Stubna MW, et al. bioRxiv doi: 10.1101/2024.06.28/601170.

bmdSi297 [loxN::rpl-28p::FRT3::STOP::FRT3::TIR1(F79G)::T2A::DHB::2xmKate2]; inserted into safe harbor site ttTi5605 in Chr II. Ubiquitous rpl-28 promoter driving expression of FRT3::STOP::FRT3::TIR1(F79G)::DHB construct dependent upon tissue-specific FLPase. High levels of TIR1(F79G) can be expressed in specific tissue or cell types via FLPase activity, allowing spatiotemporally-targeted degradation of AID-tagged proteins. Reference: Xiao Y, et al. An expandable FLP-ON::TIR1 system for precise spatiotemporal protein degradation in C. elegans. bioRxiv 2022.10.14.512315; doi: https://doi.org/10.1101/2022.10.14.512315

Pick Rollers to maintain. Endogenous N-term tagged DPFF-1 with mNG::AID using the self-excising cassette for drug selection. Animals are rollers which contains sqt-1 gene. Remove the SEC for normal expression using the protocol described in "Dickinson DJ, Pani AM, Heppert JK, Higgins CD, Goldstein B. Streamlined Genome Engineering with a Self-Excising Drug Selection Cassette. Genetics. 2015 Aug;200(4):1035-49. doi: 10.1534/genetics.115.178335. Epub 2015 Jun 3. PMID: 26044593; PMCID: PMC4574250."

bmdSi327 [loxN::ckb-3p::FLP::P2A::H2B::2xmTurq2]; inserted into safe harbor site ttTi4348 in Chr I. Uterine-specific expression of FLPase in Z1/Z4 and their descendants with blue fluorescent histone reporter for visualization. Reference: Xiao Y, et al. An expandable FLP-ON::TIR1 system for precise spatiotemporal protein degradation in C. elegans. bioRxiv 2022.10.14.512315; doi: https://doi.org/10.1101/2022.10.14.512315