The Worm Podcast

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Episode 35, Metabolism

Seasoned for Survival – A Christmas Recipe for Worms

11 min

Show notes

In this end-of-year episode of the Worm Podcast, we explore a seasonal but scientifically grounded idea: a Christmas recipe for worms.

Using Caenorhabditis elegans as a model organism, this episode examines how food-derived compounds — often associated with festive spices and treats — are used experimentally to probe ageing, stress resistance, and metabolic regulation. The focus is firmly on mechanism, not diet: defined molecules, controlled assays, and conserved biological pathways.

We explore how compounds such as curcumin (turmeric), cinnamaldehyde (cinnamon), eugenol (cloves), ginger-derived phytochemicals, resveratrol (red wine), and polyphenols from cocoa influence longevity and stress responses in worms. Across these studies, pathways including DAF-16/FOXO, SKN-1/Nrf2, and sirtuin-associated signalling repeatedly emerge as central regulators.

This episode does not offer dietary or health advice, nor does it extrapolate findings directly to humans. Instead, it reflects on how simple molecules — studied rigorously in a small organism — continue to shape our understanding of ageing biology.

We close with a calm end-of-year reflection on C. elegans as a system for thinking about time, stress, and resilience as one year ends and another begins.

📖 Based on the research articles:

“Curcumin extends life span, improves health span and modulates stress responses in Caenorhabditis elegans

Liao, V. H.-C., Yu, C.-W., Chu, Y.-J., Li, W.-H., Hsieh, Y.-C. & Wang, T.-T.

Mechanisms of Ageing and Development (2011)

🔗 https://doi.org/10.1016/j.mad.2011.04.002

“Syzygium aromaticum L. elicits lifespan extension and attenuates age-related β-amyloid-induced proteotoxicity in Caenorhabditis elegans

Kumar, D., Kumar, S., Kohli, S., Arya, R. & Gupta, J.

Journal of Functional Foods (2014)

“Resveratrol mimics caloric restriction to extend life span in Caenorhabditis elegans

Wood, J. G., Rogina, B., Lavu, S., Howitz, K., Helfand, S. L., Tatar, M. & Sinclair, D.

Nature (2004)

🔗 https://doi.org/10.1038/nature02789

“Food-derived polyphenols modulate stress resistance and ageing in Caenorhabditis elegans

Various authors

Frontiers in Pharmacology (2023)

“Bioactive food compounds as modulators of ageing pathways in Caenorhabditis elegans

Review article

Phytochemistry Reviews / related sources

This podcast is generated with artificial intelligence and curated by Veeren. If you’d like your publication featured on the show, please get in touch.

📩 More info:

🔗 www.veerenchauhan.com

📧 veeren.chauhan@nottingham.ac.uk