Search Strains

GFP tag inserted at the C-terminus of the endogenous tpan-1 locus by CRISPR. Allele generated by SUNY Biotech.

wrmScarlet tag inserted at the C-terminus of the endogenous golg-5 locus by CRISPR. Broad punctate expression. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the N-terminus of the endogenous cone-1 locus by CRISPR. Broad punctate expression of GFP. Allele generated by SUNY Biotech. [NOTE: Previously described as ceh-44(syb5437[gfp::ceh-44]) III. ceh-44 and cone-1 are located in the same locus and may share many exons, but are two separate genes with different functions and expression patterns. Please contact Oliver Hobert prior to publishing work using this strain.

oxGFP tag inserted at the C-terminus of the endogenous ceh-44 locus by CRISPR. Broad punctate expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the C-terminus of the endogenous nlp-2 locus by CRISPR. Allele generated by SUNY Biotech. Reference: Reilly MB, et al. PLoS Genet. 2022 Sep 30;18(9):e1010372. doi: 10.1371/journal.pgen.1010372. PMID: 36178933.

Endogenously-tagged pha-4 locus allele modified for auxin dependent protein degradation. ot946 [pha-4::3xGAS::GFP::TEV::LoxP::3xFLAG]. ot1078 added a second loxP site to the first intron (+278). syb5755 added 3xGAS::AID* after the GFP tag. Please contact Oliver Hobert prior to publishing work using this strain.

Cre inserted into the endogenous egl-3 locus by CRISPR. Pan-neuronal expression of Cre. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the N-terminus of the endogenous ceh-44 locus by CRISPR. Pan-neuronal nuclear expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

Cre inserted into the endogenous ceh-48 locus by CRISPR. Pan-neuronal expression of Cre. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the C-terminus of the endogenous T07A9.10 locus by CRISPR. Punctate ubiquitous expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at exon 7 of the endogenous ceh-44 locus by CRISPR. Nuclear pan-neuronal nuclear and broad punctate expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the C-terminus of the endogenous syx-3 locus by CRISPR. Ubiquitous expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the C-terminus of the endogenous unc-13 locus by CRISPR. Nuclear neuronal and hypodermal expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the N-terminus of the endogenous unc-75 locus by CRISPR. Pan-neuronal nuclear expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

wrmScarlet tag inserted at the N-terminus of the endogenous golg-4 locus by CRISPR. Broad punctate wrmScarlet expression. Allele generated by SUNY Biotech. Reference: Cao WX, et al. Genetics. 2024 Oct 7;228(2):iyae126. doi: 10.1093/genetics/iyae126. PMID: 39103170.

wrmScarlet tag inserted at the N-terminus of the endogenous golg-2 locus by CRISPR. Broad punctate wrmScarlet expression. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted at the C-terminus of the endogenous unc-64 locus by CRISPR. Ubiquitous expression of GFP. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

Deletion of the cup homology domain (CHD; 196-217aa) in the endogenously-tagged ifet-1 locus; mMaple tag inserted at the C-terminus. Reference: Bhatia P, et al. Life Sci Alliance. 2025 May 29;8(8):e202503387. doi: 10.26508/lsa.202503387. PMID: 40441896.

Deletion of the Poly Q region (PolyQ; 527-644aa) in the endogenously-tagged ifet-1 locus; mMaple tag inserted at the C-terminus. Reference: Bhatia P, et al. Life Sci Alliance. 2025 May 29;8(8):e202503387. doi: 10.26508/lsa.202503387. PMID: 40441896.

GFP tag inserted at C-terminus of endogenous cone-1 locus by CRISPR. Broad nuclear GFP expression in non-neuronal cells. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

Deletion of the Nuclear Localization Sequence (NLS; 220-235aa) in the endogenously-tagged ifet-1 locus; mMaple tag inserted at the C-terminus. No embryonic viability defect in hermaphrodites. Reference: Bhatia P, et al. Life Sci Alliance. 2025 May 29;8(8):e202503387. doi: 10.26508/lsa.202503387. PMID: 40441896.

Deletion of the coiled coil domain (CC; 664-691aa) in the endogenously-tagged ifet-1 locus; mMaple tag inserted at the C-terminus. Reference: Bhatia P, et al. Life Sci Alliance. 2025 May 29;8(8):e202503387. doi: 10.26508/lsa.202503387. PMID: 40441896.

oyIs51 [srh-142::RFP]. ADF neurons are marked with RFP. sfGFP tag inserted at C-terminus of endogenous vap-1 locus. VAP-1::sfGFP can be used as a reporter for AMsh glia secretion. fig-1(syb6983) is an engineered deletion removing teh fig-1 coding sequence. fig-1 loss of function causes VAP-1::sfGFP accumulation and dye filling defects. Reference: Varandas KC, et al. Nat Commun. 2025 Jan 2;16(1):79. doi: 10.1038/s41467-024-55674-0. PMID: 39747235.

sfGFP tag inserted into endogenous grl-2 locus using CRISPR/Cas9. Tag inserted immediately following the signal peptide. Reference: Serra ND, et al. 2024 Development. Aug 7;227(4):iyae081. doi: 10.1093/genetics/iyae081. PMID: 38739761.

Broad puncate expression in non-neuronal cells, later expression initiatiated ~1.5-2 fold stage. wrmScarlet tag inserted at the N-terminus of the endogenous cone-1 locus by CRISPR. Allele generated by SUNY Biotech. Please contact Oliver Hobert prior to publishing work using this strain.

GFP tag inserted in exon 4 of endogenous ceh-44 locus. Broad, weak, punctate GFP expression in non-neuronal cells. Please contact Oliver Hobert prior to publishing work using this strain.

srm-1(syb8127[dpy-10 sgRNAsite::unc-25 fragment with tataa sites::dpy-10 sgRNAsite::SL1-aaaa::FLP D5::let-858 3’utr]) (IV:5015000). FLP D5 recombinase driver expressed from a fragment of the unc-25 promoter that expresses in RME neurons. Recombination was only modestly penetrant. Promoter construct contains dpy-10 sites allowing for a straightforward exchange of the promoter. Reference: Rossi L, et al. Curr Biol. 2025 Apr 20:S0960-9822(25)00355-0. doi: 10.1016/j.cub.2025.03.039. PMID: 40273913.

FLP D5 recombinase driver expressed from the unc-4 locus. unc-4::SL2::FLP causes recombination specifically in Dorsal A-type motor neurons, SABs neurons and I5. Reference: Rossi L, et al. Curr Biol. 2025 Apr 20:S0960-9822(25)00355-0. doi: 10.1016/j.cub.2025.03.039. PMID: 40273913.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Superficially wild-type. Resistant to PMA.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Dominant Vul allele, however, worms appear to be Egl and have multiple pseudovulvae (due to sup-7??).

lwIs16 [act-4::lacZ] X. Temperature sensitive gain-of-function allele of ras. At high temperatures worms become Clr. Should also become Muv- not noted. Maintain at 16C.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. No visible phenotype (may be smallish??). Dominant suppressor of daf-c phenotype of age-1.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. njEx38 [unc-54p::daf-2(+) + goa-1p::GFP + rol-6(su1006)]. Maintain by picking Rollers. Slight Egl.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Gain of function allele of pdk-1.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. mgEx499 [unc-54p::age-1 + mec-7p::GFP]. Left-hand rollers. Long and thin. Maintain at 16C.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. Unc - recessive kinker. Daf-c at 25C. Egl, Clumpy, Lon, low brood size. Dauers do not recover when moved to 15C in the presence of food. Daf-c, Lon, Clumpy, and fertility defects can be rescued maternally.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. njEx38 [unc-54p::daf-2(+) + goa-1p::GFP + rol-6(su1006)]. Maintain by picking Rollers. Arrest as dauers at 25C. Maintain at 15C.

ccIs55 [unc-54::lacZ + sup-7(st5)] V. njEx38 [unc-54p::daf-2(+) + goa-1p::GFP + rol-6(su1006)]. Rollers. Pick Rollers to maintain. unc-43 gain-of-function. Progressive paralysis.

ccIs4251 [(pSAK2) myo-3p::GFP::LacZ::NLS + (pSAK4) myo-3p::mitochondrial GFP + dpy-20(+)] I. ccIs55 [unc-54::lacZ + sup-7(st5)] V. GFP expression in nuclei and mitochondria of muscle cells.

tra-2(e2531eg) Enhanced gain-of-function. Dominant allele that transforms XO animals into hermaphrodites. PK125 is composed of phenotypically WT hermaphrodites.

Heterozygotes are WT and segregate WT, paralyzed Dpys, and Uncs which are sterile (with 1-2 escaper progeny). ptc-1 homozygotes have multinucleate germ cells (both sperm and oocytes). ptc-1 homozygotes have an underproliferated germline.

utsIs4 [nhr-49p::nhr-49::GFP + myo-2p::mCherry]. Strain was back-crossed to N2 following transgene integration (parental strain described in Ratnappan R, et al. PLoS Genet. 2014 Dec 4;10(12):e1004829. doi: 10.1371/journal.pgen.1004829. ). Reference: Watterson A, et al. Nature. 2022 May;605(7911):736-740. doi: 10.1038/s41586-022-04729-7. PMID: 35585236.

alg-1(ap428 [alg-1::Y45F10D.4 3’UTR]) X. alg-1 control strain. ap428 is a CRISPR-engineered allele in which the endogenous alg-1 3'UTR was replaced by the Y45F10D.4 3'UTR. The Y45F10D.4 3'UTR was chosen because it appears to be stably expressed, is commonly used as a control gene in quantitative RT-PCR experiments, and its short 3’UTR lacks ALG-1 binding sites. Reference: Aalto AP, et al. PLoS Genet. 2018 Jun 21;14(6):e1007379.

Mild (leaky) allele of cha-1. Has approximately 10% WT ChAT activity. Behaviorally normal-normal growth and development. Males mate. Sensitive to cholinesterase inhibitor aldicarb.

Defective in chemotaxis to Na+, Cl-, OH-, NaHCO3, pyridine, cAMP, D-tryptophan, CO2(phosphate). Partially defective in chemotaxis to H+(phosphate). Slightly inverted taxis to H+(citrate). Thermotaxis defective too.

Defective in chemotaxis to Na+, OH-, NaHCO3; partially defective in chemotaxis to CL-; inverted taxis to cAMP.

Defective in chemotaxis to Na+, NaHCO3, pyridine, cAMP, D-tryptophan; partially defective to CO2(phosphate)m H+(phosphate),, H+(citrate); inverted taxis to Cl-, OH-. Progeny yield about 50% of normal. No Thermotaxis. See also WBPaper00002585.

syIs875 [ins-6p::dYFP + ins-6::mCherry + unc-122p::GFP]. cmk-1(sy2277) is a C-terminal knock-in of mKate2::AID*::FLAG to be used for conditional degradation of CMK-1 protein. sy2277 is a CRISPR-engineered allele generated using the self-excising cassette (SEC) method (Dickinson et al. 2015, Genetics) with the gRNA sequence 5'-AGCGTGAAAAGCGGGTGTAGNGG-3' (note: NGG not included in the gRNA). syIs875 is an integrated transgene that includes a transcriptional and translational reporter for ins-6 and is marked by GFP in the coelomocytes. dYFP signal can be seen in ASI during reproductive growth and in ASJ (strong) and ASI (weaker) during dauer exit. Reference: Zhang MG, et al. (2024). Available at: https://www.biorxiv.org/content/10.1101/2024.03.20.586022v1 [Accessed 13 August 2024].

Panagrellus redivivus. Not hermaphroditic. Sexes separate. Growth Slow. Do not distribute this strain; other labs should request it from the CGC.

Viable allele of let-23. Vul. Throws males. Do not distribute this strain; other labs should request it from the CGC.