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oxidative-stress

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Oxidative stress in plants occurs when reactive oxygen species accumulate faster than the plant can neutralize them through its antioxidant defense systems, causing cellular damage to proteins, lipids, and DNA. This stress is particularly important in plant science because photosynthesis and aerobic metabolism inherently generate reactive oxygen species, and plants must manage this while also coping with environmental stressors like drought, heat, and light exposure. Research into how plants regulate oxidative stress is essential for understanding plant physiology, improving crop resilience, and developing varieties better adapted to challenging growing conditions.

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3,5-Dicaffeoylquinic Acid Delayed Aging and Promoted Oxidative Stress Tolerance via Activation of the SKN-1/Nrf2 Signaling Pathway.

PubMed · 2026-02-01

A plant-derived compound called 3,5-diCQA extends lifespan and helps cells resist aging by activating a protective cellular stress-response pathway. This suggests plant polyphenols may be candidates for age-related disease prevention.

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3,5-diCQA demonstrates anti-inflammatory, antioxidant, and anti-diabetes bioactivities

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The compound increases lifespan and healthspan in model organisms

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Benefits are mediated through SKN-1/Nrf2 signaling pathway activation, a master regulator of cellular stress resistance