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Updated: Oct 1, 2025
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Tracking and Quantifying Developmental Processes in C. elegans Using Open-source Tools
Published on: December 16, 2015
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Temporal scaling in C. elegans larval development.
Olga Filina1, Burak Demirbas1, Rik Haagmans1
1Department of Autonomous Matter, AMOLF, Amsterdam, 1098 XG The Netherlands.
Summary
Developmental timing in Caenorhabditis elegans shows significant variation but follows a pattern called temporal scaling. This means key events happen at proportional times relative to each individual's total development duration.
Area of Science:
- Developmental biology
- Genetics
- Animal models
Background:
- Postnatal development timing is flexible and influenced by environmental factors like nutrition.
- Understanding developmental timing is crucial for explaining organismal development.
Purpose of the Study:
- To investigate the timing of cell and organism-level events during post-hatching development in Caenorhabditis elegans.
- To identify variations in developmental timing under different environmental and genetic conditions.
Main Methods:
- Tracking individual Caenorhabditis elegans larvae from hatching to adulthood.
- Analyzing the timing of specific developmental events.
- Comparing timing across different individuals, environments, and genotypes.
Main Results:
- Observed widespread variations in the absolute timing of developmental events among individuals.
- Found that developmental events occur at proportionally similar times when development duration is used as a scaling factor.
- Demonstrated that this temporal scaling holds across different conditions and genotypes.
Conclusions:
- Developmental timing in C. elegans exhibits a principle of temporal scaling.
- This temporal scaling provides a significant constraint for developing models of post-hatching development.
- Environmental and genetic factors influence absolute developmental timing but not the underlying proportional scaling.
