Search Strains

Male/female strain, propagate by crossing. XX females and tra-1 XX males. Low fertility. Fertile females and fertile males; male-biased sex ratio. Strain with sex determined by a feminizing fragment chromosome (LGIIIR); unusual sex ratio. Reference: Strain 15 in Hodgkin (2002) PMID: 12399387.

Male/female strain, propagated by crossing. eDp25 carries tra-1 gain-of-function allele. Anatomically normal XX females, tra-1(e1732) XO males, and intersexual tra-1(e1732) XX and e1732; eDp25 XO. References: Hodgkin (1987) PMID: 3428597. Zarkower et al. (1994) PMID: 7520378.

Obligate XO hermaphrodite. Low fertility, segregating many dead XX and nullo-X zygotes. Double mutant combining two null or near-null mutations. Reference: van den Berg MCW, et al. Genetics. 2006 Jun;173(2):677-83. doi: 10.1534/genetics.106.056093. PMID: 16582430.

Maintain by crossing males and hermaphrodites; may revert to purely hermaphrodite line. Fertile hermaphrodites and fertile males. Obligate XX strain with sex determined by her-1 V. Reference: Strain 9 in Hodgkin (2002) PMID: 12399387.

Missense mutation E158K. Worms are Egl-c, Eat, and loopy-Unc. This strain cannot be distributed to commercial organizations. This strain cannot be used for any commercial purpose or for work on human subjects.

Weak Egl. Rollers. This strain cannot be distributed to commercial organizations. This strain cannot be used for any commercial purpose or for work on human subjects.

Heterozygotes are WT, GFP+ in the pharynx and segregate WT (GFP+ in the pharynx), dead eggs (homozygotes for hT2) and ham-3(he159) homozygotes, which are Sma, Egl, Adl, Pvl. Maintain by picking GFP+ worms and checking for correct segregation, since the hT2 balancer is lost at low frequencies. he159 allele was isolated by John Satterlee from a deletion library at Sander van den Heuvel's lab. Reference: Ertl I, et al. Genetics. 2016 Mar;202(3):961-75.

umnIs17 [myo-2p::GFP + NeoR, X: 6745526 (intergenic)] I. Heterozygotes are wild-type GFP+, and segregate wild-type GFP+, DpyUnc non-GFP, dead eggs and GFP+ Lon males. Maintain by picking wild-type GFP+. Derived by insertion of myo-2p::GFP transgene into szT1 balancer in parental strain AF1 using CRISPR/Cas9.

umnIs24 [myo-2p::GFP + NeoR, X: 15420938 (intergenic)] I. Heterozygotes are wild-type GFP+, and segregate wild-type GFP+, DpyUnc non-GFP, dead eggs and GFP+ Lon males. Maintain by picking wild-type GFP+. Derived by insertion of myo-2p::GFP transgene into szT1 balancer in parental strain AF1 using CRISPR/Cas9.

umnIs25 [myo-2p::GFP + NeoR, X: 15420938 (intergenic)]. Pick wild-type GFP+ to maintain. Segregates lethals: homozygous Dp/Dp are lethal. Derived by insertion of myo-2p::GFP transgene into mnDp1 duplication in parental strain SP219 using CRISPR/Cas9.

umnIs26 [myo-2p::GFP + NeoR, X: 15420938 (intergenic)]. Pick wild-type GFP+ to maintain. Segregates wild-type GFP+ and Unc GFP-. Derived by insertion of myo-2p::GFP transgene into mnDp3 duplication in parental strain SP123 using CRISPR/Cas9.

umnIs29 [myo-2p::mKate2 + NeoR, X: 6745526 (intergenic)] I. Heterozygotes are wild-type mKate2+, and segregate wild-type mKate2+, DpyUnc non-GFP, dead eggs and mKate2+ Lon males. Maintain by picking wild-type mKate2+. Derived by insertion of myo-2p::mKate2 transgene into szT1 balancer in parental strain AF1 using CRISPR/Cas9.

umnIs30 [myo-2p::mKate2 + NeoR, X: 6745526 (intergenic)] I. umnIs24 [myo-2p::GFP + NeoR, X: 15420938 (intergenic)] I. Carries szT1 balancer with mKate2 tag on left arm and GFP tag on right arm. Heterozygotes are wild-type GFP+ & mKate2+, and segregate wild-type GFP+ & mKate2+, DpyUnc non-GFP & non-mKate2, dead eggs and GFP+ & mKate2+ Lon males. Maintain by picking wild-type with GFP+ & mKate2+. Derived by insertion of myo-2p::mKate transgene into szT1 balancer in parental strain CGC35 using CRISPR/Cas9.

umnIs31 [myo-2p::GFP + NeoR, X: 15420938 (intergenic)] I. Segregates mostly wild-type GFP+ and occasional Unc GFP-. Maintain by picking WT GFP+. Derived by insertion of myo-2p::GFP transgene into mnDp10 duplication in parental strain SP117 using CRISPR/Cas9.

umnIs35 [myo-2p::GFP + NeoR, I: 6284001 (intergenic)] X. Heterozygotes are wild-type GFP+, and segregate wild-type GFP+, DpyUnc non-GFP, dead eggs and GFP+ Lon males. Maintain by picking wild-type GFP+. Derived by insertion of myo-2p::GFP transgene into szT1 balancer in parental strain AF1 using CRISPR/Cas9.

umnIs39 [myo-2p::mKate2 + NeoR, X: 6745526 (intergenic)] I. umnIs40 [myo-2p::GFP + NeoR, I: 6284001 (intergenic)] X. Heterozygotes are wild-type GFP+ & mKate2+, and segregate wild-type GFP+ & mKate2+, DpyUnc non-GFP & non-mKate2, dead eggs, and GFP+ & mKate2+ Lon males. Maintain by picking wild-type with GFP+ & mKate2+. Derived by simultaneous insertion of independent myo-2p::mKate2 and myo-2p::GFP transgenes into each portion of the szT1 balancer in parental strain AF1 using CRISPR/Cas9.

umnIs61 [myo-2p::mKate2 + NeoR, X: 15420938 (intergenic)] I. Heterozygotes are wild-type mKate2+, and segregate wild-type mKate2+, DpyUnc non-mKate2, dead eggs and mKate2+ Lon males. Maintain by picking wild-type mKate2+. Derived by insertion of myo-2p::mKate2 transgene into szT1 balancer in parental strain AF1 using CRISPR/Cas9.

umnIs77 [myo-2p::mKate2 + NeoR, I: 6284001 (intergenic)] X. Heterozygotes are wild-type mKate2+, and segregate wild-type mKate2+, DpyUnc non-mKate2, dead eggs and mKate2+ Lon males. Maintain by picking wild-type mKate2+. Derived by insertion of myo-2p::mKate2 transgene into szT1 balancer in parental strain AF1 using CRISPR/Cas9.

Linkage mapping strain. Maintain at 15C.

DpyUnc.

Unc. Segregates males.

Dauer defective. Egl-60% form bags of worms. Unc-sluggish, poor backing. Resistant to both imipramine and serotonin. Slightly Dpy.

Medium sized Dpy which curls its tail.

Heterozygotes are WT and segregate WT, dead eggs, and Lon males. Maintain by picking WT. Strain will occasionally throw some DpysRollers.

Temperature sensitive. Maintain at 15C. pha-1(e2123) is embryonic lethal at 25C. Hermaphrodites have an abnormal tail: sometimes twisted, tail whip never formed, often bobbed; sometimes uncoordinated with bent tail. Adult male tail deformed also.

veIs13 [col-19::GFP + rol-6(su1006)] V. mgEx725 [lin-4::let-7 + ttx-3::RFP]. Pick RFP+ to maintain. mgEx725 rescues lethality of let-7(mn112). Precocious expression of col-19::GFP at the L4 stage. Reference: Hayes GD, Riedel CG, Ruvkun G. 2011. Genes Dev. 2011 Oct 1;25(19):2079-92.

arIs51[cdh-3::GFP]. sel-13=T04A8.10. Reported strong daf-c; raise at 15 C (personal communication to the CGC). Do not distribute this strain; other labs should request it from the CGC.

Heterozygotes are WT and segregate WT, DpyUncs and Sterile Unc-36 which have an everted vulva. Do not distribute this strain; other labs should request it from the CGC.

Movement WT. Body muscle abnormal.

Dominant ts maternal-effect embryonic lethal. Embryos arrest prior to morphogenesis or at two-fold. Non-ts recessive mid-larval lethal. Maintain at 15C. Freezes poorly.

This strain can grow at 11.5C but is embryonic lethal at 15C and above. Temperature shifts in late embryogenesis or in larval stages result in defects in many asymmetric cell divisions in postembryonic develoment.

Synthetic dauer-constitutive with unc-31(e169) or unc-3(e151). Defective in adaptation to benzaldehyde, isoamyl alcohol, and butanone. Normal in adaptation to diacetyl and 2-methylpyrazine. Normal in chemotaxis to volatile and water-soluble chemicals.

Synthetic dauer-constitutive with unc-31(e169) or unc-3(e151). Defective in adaptation to benzaldehyde, isoamyl alcohol, and butanone. Normal in adaptation to diacetyl and 2-methylpyrazine. Normal in chemotaxis to volatile and water-soluble chemicals.

Heterozygotes are WT and segregate WT, Unc and DpySteriles. Uncs give only dead eggs. Maintain by picking WT.

Raise at 15C. Dpy Unc. unc-102(e1598) changed to unc-1(e1598). Do not distribute this strain; other labs should request it from the CGC.

Heterozygotes are wild-type and segregate wild-type heterozygotes, sterile Mog, and Unc Dpy. Pick wild-type and check for proper segregation of progeny. Do not distribute this strain; other labs should request it from the CGC.

This strain was generated by the Genetic Toolkit project, which should be acknowledged in any publications resulting from its use: The Genetic Toolkit is funded by the NIH National Center for Research Resources (NCRR) (USA) to Ann M. Rose, David L. Baillie, and Donald L. Riddle. Report all experimental results to Ann Rose.

Heterozygotes are WT and segregate WT, embryonic lethals (embryos fail to elongate) and Sterile Uncs. mc14 identified as a mutation that leads to abnormal lin-26 expression.

Intragenic unc-8 revertant. Appears wild type. Probable null allele.

Dpy.

Phenotype: small, scrawny, thin, lays few eggs. unc-93(e1500) rubberband phenotype is completely suppressed by sup-11(n403) so only sup-11 phenotype is visible. n403 is semidominant.

Suppressor of unc-93(e1500). Weak maternal effect sterile and dumpy. Reference: Ma L, Horvitz HR. PLoS Genet. 2009 Nov;5(11):e1000708.

Suppresses unc-93(e1500).

Use as a replacement strain for SP457. Rubberband Unc.

Class 3 (neomorphic) allele. Uncoordinated, rubberband paralysis like unc-93(e1500). Suppressed by intragenic revertants and unc-93 alleles.

Rubberband Unc. Muv.

Unc. Temperature sensitive Muv.

DpyUnc. Unc not dominant.

n1204 is a kinky Unc. Dpy.