Interdisciplinary

Mouse eyes photosynthesize after plant-to-animal transplant

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Researchers have successfully transplanted photosynthetic components derived from spinach extracts into mouse eyes, where these plant-based structures retained functional photosynthetic activity. The study demonstrates that chloroplast-derived materials can be integrated into mammalian ocular tissue without immediate rejection or loss of function. This cross-kingdom biological transfer suggests that light-driven energy production from plant extracts may be sustainable within animal eye tissue under certain conditions.


These findings open a potential therapeutic avenue for dry-eye disease and possibly other ocular conditions by harnessing plant-based photosynthetic activity to support or restore cellular function in the eye. If translatable to humans, this approach could represent a novel, biologically derived treatment strategy for degenerative eye conditions.


Nature, Published online: 15 May 2026; doi:10.1038/d41586-026-01559-9

Could spinach extracts be the next treatment for dry-eye disease?

Source: Mouse eyes photosynthesize after plant-to-animal transplant