Today we’re talking about a molecule that keeps popping up in “healthy ageing” conversations: cordycepin (3′-deoxyadenosine) 🍄

But instead of vague claims, we’re going to ground this in C. elegans data — lifespan, stress resistance, movement, oxidative stress markers, and what happens to lipids along the way.

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🧬 What’s the question?

Cordycepin is linked to antioxidant, anti-inflammatory and neuroprotective effects, but its anti-ageing mechanism hasn’t been clear. This paper asks a simple question: does cordycepin extend worm lifespan, and if so — how?

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⏱️ What they found in worms

Cordycepin extended lifespan under normal conditions and under heat stress. At the higher dose (2 mg/mL), mean lifespan increased by ~28.5% compared with controls. 

It also improved healthspan-type measures: better locomotion (head swings), reduced age pigment lipofuscin, and lower oxidative stress. 

Importantly, the authors report no obvious cost in body size or reproduction under their conditions. 

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🧪 The mechanism in plain terms

The story here has two big parts:

1) Antioxidant protection ✅

Cordycepin reduced ROS accumulation and increased antioxidant enzyme activities (CAT, SOD, GSH-PX). 

2) Fatty acid metabolism gets rewired 🧈

Metabolomics showed cordycepin shifted multiple metabolites — notably decreasing linoleic acid and oleic acid, alongside changes in other metabolic intermediates. 

Transcriptomics pointed to upregulation of fatty-acid and β-oxidation–linked genes, including acox-1.2/1.3/1.4, acs-1, acs-15, acdh-1, acdh-4, acdh-8, with pathway enrichment in fatty acid degradation/metabolism, peroxisome and related networks. 

So the argument is: cordycepin extends lifespan by strengthening oxidative stress defences and shifting lipid handling in a pro-longevity direction.

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🧠 The take-home message

Cordycepin isn’t framed here as a magic bullet — it’s framed as a compound that pushes two core ageing levers in worms: redox balance and fatty acid metabolism.

If you work on stress, metabolism, lipid biology, or whole-organism ageing, this one is worth a look.

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📄 Paper discussed

Sun, Y.; Zhong, M.; Wang, J.; Feng, M.; Shen, C.; Han, Z.; Cao, X.; Zhang, Q. (2025). Cordycepin extends the longevity of Caenorhabditis elegans via antioxidation and regulation of fatty acid metabolism. European Journal of Pharmacology, 994, 177388. DOI: 10.1016/j.ejphar.2025.177388 

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