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Peer-reviewedCC BYmicroPublication Biology

Hedgehog-related gene wrt-10 mediates intergenerational effects of fasting on larval size in Caenorhabditis elegans

  1. 1Biology, University of Victoria, Victoria, BC, Canada

Abstract

Low food availability can cause delays in reproductive aging to allow for eventual improvements in conditions, or might promote investment in offspring to increase their survival. Here, we tested whether Caenorhabditis elegans Hedgehog-related wrt-10 mediates these responses. We found that reproductively aged wild-type worms and wrt-10(aus36) null mutants both had a greater likelihood of progeny production after 24-h or 48-h fasting periods in early adulthood, indicating that wrt-10 is not required for this response. However, unlike wild-type, wrt-10(aus36) mutants did not produce longer larvae after fasting. Therefore, wrt-10 may enable diet-restricted C. elegans adults to channel resources towards their progeny.

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BibTeX
@article{motkoski2026hedgehogrelated,
  title = {{Hedgehog-related gene wrt-10 mediates intergenerational effects of fasting on larval size in Caenorhabditis elegans}},
  author = {Saige K. Motkoski and Emma Rossander and Maxwell Schweigel and Muskan Karmani and Nicole M. Templeman},
  journal = {microPublication Biology},
  year = {2026},
  month = aug,
  doi = {10.17912/micropub.biology.002269},
  url = {https://doi.org/10.17912/micropub.biology.002269},
  note = {CC BY},
}
RIS
TY  - JOUR
TI  - Hedgehog-related gene wrt-10 mediates intergenerational effects of fasting on larval size in Caenorhabditis elegans
AU  - Saige K. Motkoski
AU  - Emma Rossander
AU  - Maxwell Schweigel
AU  - Muskan Karmani
AU  - Nicole M. Templeman
PY  - 2026
DA  - 2026/08/01
JO  - microPublication Biology
DO  - 10.17912/micropub.biology.002269
UR  - https://doi.org/10.17912/micropub.biology.002269
AB  - Low food availability can cause delays in reproductive aging to allow for eventual improvements in conditions, or might promote investment in offspring to increase their survival. Here, we tested whether Caenorhabditis elegans Hedgehog-related wrt-10 mediates these responses. We found that reproductively aged wild-type worms and wrt-10(aus36) null mutants both had a greater likelihood of progeny production after 24-h or 48-h fasting periods in early adulthood, indicating that wrt-10 is not required for this response. However, unlike wild-type, wrt-10(aus36) mutants did not produce longer larvae after fasting. Therefore, wrt-10 may enable diet-restricted C. elegans adults to channel resources towards their progeny.
SN  - 2578-9430
ER  -