maIs388 [lim-7p::mir-83 + Cbr-unc-119(+)] II. DTC migration defects. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs389 [dpy-7p::mir-83 + Cbr-unc-119(+)] II. DTC migration defects. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs390 [myo-3p::mir-83 + Cbr-unc-119(+)] II. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs391 [mir-83p::mir-83 + Cbr-unc-119(+)] II. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs392 [lag-2p::mir-83 + Cbr-unc-119(+)] II. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maEx246 (cdc-42p::GFP::H2B::cdc-42(mutated) 3`UTR + cdc-42p::mCherry::H2B::cdc-42 3`UTR + pBluescript + pIF9 unc-119(+) + pCFJ150 + pCFJ210). Pick non-Unc to maintain. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

Endogenous sup-26 locus tagged with 3xFLAG. Reference: McJunkin K & Ambros V. Genes Dev. 2017 Feb 15;31(4):422-437. PMID: 28279983

maIs396 [dpy-7p::mir-34 + Cbr-unc-119(+)] I. DTC migration defects. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs397 [lag-2p::mir-34 + Cbr-unc-119(+)] I. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maEx246 (cdc-42p::GFP::H2B::cdc-42(mutated) 3`UTR + cdc-42p::mCherry::H2B::cdc-42 3`UTR + pBluescript + pIF9 unc-119(+) + pCFJ150 + pCFJ210). Pick non-Unc to maintain. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maEx247 (pat-3p::GFP::H2B::pat-3(mutated) 3`UTR + pat-3p::mCherry::H2B::pat-3 3`UTR + pBluescript + pIF9 unc-119(+) + pCFJ150 + pCFJ210). Pick non-Unc to maintain. DTC migration defects. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maEx247 (pat-3p::GFP::H2B::pat-3(mutated) 3`UTR + pat-3p::mCherry::H2B::pat-3 3`UTR + pBluescript + pIF9 unc-119(+) + pCFJ150 + pCFJ210). Pick non-Unc to maintain. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

DTC migration defects. Generated from VT3106 and VT3110. VC3289 has the genotype as VT2595 but made from different parental strains. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs387 [mir-34p::mir-34 + Cbr-unc-119(+)] I. maIs391 [mir-83p::mir-83 + Cbr-unc-119(+)] II. Reference: Burke SL, Hammell M, Ambros V. Genetics. 2015 Jun 15.

maIs105 [col-19::GFP] V. mir-793(ma292) enhances retarded phenotypes of mir-48 mir-241 (nDF51). ma292 allele is missing the 220 nucleotide region between ACCGAGCAAGTTAGAAATCACCGCC and GTATGAATGTTTTTCCTTCAAACAT [chrX:13,857,855-13,858,124 of WBcel235/ce11].

maIs105 [col-19::GFP] V. mir-795(ma298) enhances retarded phenotypes of mir-48 mir-241 (nDF51). ma298 allele is missing the 5 nucleotides between CCGAGAAACGTTACCTGCT and AGATTGATCAGCGAGCTTGA [chrI:12,594,565-12,594,608 of WBcel235/ce11].

mir-794 mir-795(maDf5) enhances retarded phenotypes of mir-48 mir-241 (nDF51). maDf5 allele is missing the 1312 nucleotide region between ATACATATTCCGAGAAACGTTACCT and GTGAGGCGCCAAATGCCGGCCTCAC [chrI:12,594,556-12,595,917 of WBcel235/ce11].

Heterozygotes are Dpy and segregate Dpy, males and dead eggs.

Pick wild-type GFP+ to maintain. Heterozygotes are WT with GFP+ pharynx, and segregate Dpy GFP+ mIn1 homozygotes, and GFP- low viability non-Egl hermaphrodites. Viability of first generation nDf50 homozygotes (GFP-) segregated from balanced heterozygotes is rescued by maternal contribution of mir-35-41 from balancer. Second generation GFP- animals are low viability. Reference: McJunkin K, Ambros V. Genes Dev. 2017 Feb 15;31(4):422-437.

wIs51 [SCMp::GFP + unc-119(+)] V. GFP expression in seam cells. Gain-of-function allele causing retarded heterochronic defects including extra seam cells and absence of alae in young adult animals. ms354 is a 1120 bp deletion removing most of the hbl-1 3'UTR including all let-7-complementary sites. Sequences flanking the deletion: TTCTAATCATGGCCAGTTTCTTGCA and GTGCGTTCTTCTGTCATCATGTACA. Reference: Ilbay O & Ambros A. Development. 2019 Oct 9. pii: dev.183111. doi: 10.1242/dev.183111.

Endogenous nhl-2 locus tagged at the N-terminus with GFP and 3xFLAG. Reference: McJunkin K & Ambros V. Genes Dev. 2017 Feb 15;31(4):422-437. PMID: 28279983

maIs105 [col-19::GFP]. Retarded heterochronic phenotypes: extra seam cells and alae gaps in young adults. ma385 is a 1681 bp deletion of the lin-46 gene. Reference: Ilbay O & Ambros V. Development. 2019 Nov 6;146(21).

mCherry reporter inserted into C-terminus of endogenous lin-46 locus. Superficially wild-type. Fluorescent signal is very dim and bleaches very quickly. Reference: Ilbay O, et al. C. elegans LIN-28 controls temporal cell-fate progression by regulating LIN-46 expression via the 5’UTR of lin-46 mRNA. bioRxiv 697490; doi: https://doi.org/10.1101/697490.

GFP reporter inserted into C-terminus of endogenous lin-28 locus. Superficially wild-type. Reference: Ilbay O, et al. C. elegans LIN-28 controls temporal cell-fate progression by regulating LIN-46 expression via the 5’UTR of lin-46 mRNA. bioRxiv 697490; doi: https://doi.org/10.1101/697490.

maIs105 [col-19::GFP]. Precocious heterochronic phenotypes: fewer seam cells and protruding vulva in young adults and patches of alae in L4 larvae. ma467 is a 12 bp deletion in the 5'UTR of the lin-46 gene, which results in gain-of-function of lin-46. Reference: Ilbay O & Ambros V. Development. 2019 Nov 6;146(21).

wIs51 [SCMp::GFP + unc-119(+)] V. GFP expression in seam cells. Retarded Heterochronic defects: extra seam cells and partial or no alae in young adults. hbl-1(ma430ma475) is a CRISPR/Cas9-edited allele, which contains a linker and the mScarlet-I sequence integrated in-frame with hbl-1 and part of the 3' UTR removed. Reference: Ilbay O & Ambros V. Development. 2019 Nov 6;146(21).

Precocious heterochronic phenotypes as preciously reported for lin-28(n719). Endogenous daf-12 locus tagged with GFP. hbl-1(ma430) is a CRISPR/Cas9-edited allele, which contains a linker and the mScarlet-I sequence integrated in-frame with hbl-1. Reference: Ilbay O & Ambros V. Development. 2019 Nov 6;146(21).

maIs105 [col-19p::GFP] V. mScarlet-I tag inserted at C-terminus of endogenous daf-12 locus through CRISPR/Cas9-engineering. Reference: Ilbay O & Ambros A. Development. 2019 Oct 9. pii: dev.183111. doi: 10.1242/dev.183111.

Heterozygotes are WT (slightly Dpy) and segregate WT, DpyUnc and dead eggs. Maintain by picking WT.

maEx114 [lin-4(+) + rol-6(su1006)]. Pick Rollers to maintain. lin-4 loss-of-function is rescued by the maEx114 extrachromosomal array expressing lin-4 microRNA. Reference: Lee RC, et al. Cell. 75, 843-854.

Heterozygotes are slightly shorter than WT and segregate DpyUnc and Egl.

lin-14(n179) is temperature-sensitive. lin-4; lin-14 double mutant may be maintained at 20C.

Dpy Unc. Egl+. lin-46 suppresses precocious Egl- phenotype of lin-28. lin-46 alone makes gaps in adult alae; enhanced at 15C.

Vul.

nIs2 [lin-11::lacZ + lin-11(+)] IV. Egl. Integrated on IV near dpy-20.

Egl. Vulvaless due to lin-3. Precocious VPC divisions and adult alae due to lin-28.

Male-female strain. Reference WBG 11(4):89. See also WBPaper00001874. May crawl off the plates. Isolated by Bill Fixsen at a rest area on the turnpike in Conn. Previously called WS9-6 and C. vulgaris NH and C. vulgariensis by the CGC. Walter Sudhaus has tentatively described this strain as C. remanei ssp. vulgaris; this description is not official and is contigent upon its being published. See WBPaper00002633.

Only gives a decent brood size at 20C. At 15C: Muv/Blip. At 20C: some Muv/Blip, some Blip but not Muv. At 25C: Not Muv, but do have Blip (due to lin-12). Egl- at all temps.

maIs103 [rnr::GFP + unc-36(+)].

maIs103[rnr::GFP + unc-36(+)]. Non-Unc. nrn::GFP is expressed in S phase cells.

maIs113 [cki-1::GFP + dpy-20(+)]. Non-Dpy. cki-1::GFP is expressed in all arresting cells that have exited cell cycle.

C. briggsae wild type strain collected in Hawaii.

CRISPR/Cas9-engineered knockout of ser-7. Resistant to exogenous serotonin induced food intake. Reference: Perez-Gomez A., et al. Nat Commun. 2018 Dec 10;9(1):5272.

CRISPR/Cas9-engineered knockout of ser-5. Resistant to antipsychotic induced food intake. Reference: Perez-Gomez A., et al. Nat Commun. 2018 Dec 10;9(1):5272.

yfSi1 [nspf-1p::nspf-1::6xHis::tbb-2 3' UTR + loxP, II:8420157]. C-terminal 6xHis-tagged NSPF-1 allows visualization of NSPF seminal fluid protein localization in males and hermaphrodites. Transgene inserted into ttTi5650 MosSCI site (II:8420157) using CRISPR/Cas9. Reference: Kasimatis KR, et al. (2022) No evidence of sexual conflict for a novel sperm-derived seminal fluid protein in Caenorhabditis nematodes. bioRxiv doi: https://doi.org/10.1101/2022.09.22.509081

Caenorhabditis sp. 23 Male-female strain. Caenorhabditis elegans wild isolate. H2. Isolated from pill bug in Juifeng Village, Wuhan City, Hubei Province. Lat: 30°30'51"; Lon: 114°29'42".

Caenorhabditis sp. 23 Male-female strain. Caenorhabditis elegans wild isolate. H3. Isolated from pill bug in Juifeng Village, Wuhan City, Hubei Province. Lat: 30°30'51"; Lon: 114°29'42".

Caenorhabditis sp. 23 Male-female strain. Caenorhabditis elegans wild isolate. H4. Isolated from pill bug in a Chinese cabbage field, Juifeng Village, Wuhan City, Hubei Province. Lat: 30°30'51"; Lon: 114°29'42".

Caenorhabditis sp. 23 Male-female strain. Caenorhabditis elegans wild isolate. H5. Isolated from pill bug under roadside haystack, Juifeng Village, Wuhan City, Hubei Province. Lat: 30°30'51"; Lon: 114°29'42".

Caenorhabditis sp. 23 Male-female strain. Caenorhabditis elegans wild isolate. H6. Isolated from pill bug under rotten grass, Juifeng Village, Wuhan City, Hubei Province. Lat: 30°30'51"; Lon: 114°29'42".