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Related Experiment Video

Updated: Apr 12, 2026

Methods for Skin Wounding and Assays for Wound Responses in C. elegans

Methods for Skin Wounding and Assays for Wound Responses in C. elegans

Published on: December 3, 2014

Tissue specific response to DNA damage: C. elegans as role model.

Hannes Lans¹, Wim Vermeulen¹

¹Department of Genetics, Cancer Genomics Netherlands, Erasmus MC, Wytemaweg 80, 3015 CN Rotterdam, The Netherlands.

|May 11, 2015

Summary

This summary is machine-generated.

DNA damage response (DDR) varies across tissues in multicellular organisms. Studies in C. elegans reveal distinct DDR mechanisms in germ cells versus somatic tissues, impacting development and health.

Keywords:

Base excision repair C. elegans DNA damage response Homologous recombination Interstrand-crosslink repair Non-homologous end-joining Nucleotide excision repair Tissue specific

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Area of Science:

Molecular Biology
Genetics
Developmental Biology

Background:

Hereditary defects in DNA damage response (DDR) cause diverse symptoms, including cancer and aging.
In vitro studies limit understanding of DDR in complex multicellular organisms.
Existing animal models suggest DDR varies by cell type and status.

Purpose of the Study:

To review tissue-specific differences in DNA damage response (DDR) mechanisms.
To highlight the utility of Caenorhabditis elegans as a model for in vivo DDR studies.
To explore the impact of DNA damage on development, reproduction, and health in a whole organism.

Main Methods:

Review of existing literature on DNA damage response (DDR) studies.
Focus on research utilizing the nematode Caenorhabditis elegans as a model organism.
Analysis of studies comparing DDR in germ cells versus somatic tissues.

Main Results:

C. elegans germ cells are highly sensitive to DNA damage and employ conserved DDR pathways for genome maintenance.
Somatic tissues in C. elegans exhibit different DDR strategies, prioritizing growth and function.
These findings underscore significant tissue-specific variations in DDR within multicellular organisms.

Conclusions:

Caenorhabditis elegans is a powerful model for dissecting in vivo, tissue-specific DNA damage responses.
Understanding these differences is crucial for addressing diseases linked to DDR defects.
DDR mechanisms are tailored to the specific roles and needs of different cell types.