Multiplex gene editing enables the multibiofortification of essential vitamins and other health-promoting phytonutrients in tomato.
Hong Y, Yu Z, Zhu W, Sun J, Zhu Z
Crispr
Tomatoes you grow from seed today are one gene-editing generation away from delivering meaningfully more vitamins and antioxidants per fruit — the same harvest, far denser nutrition.
Researchers used a powerful gene-editing tool called CRISPR to tweak five different genes in tomato plants at the same time, each controlling a different nutritional pathway. The result was tomatoes enriched in multiple vitamins and health-promoting compounds simultaneously — not just one at a time as previous efforts managed. Think of it as a nutritional upgrade across the whole fruit at once, rather than swapping out one ingredient.
Key Findings
Five distinct genes controlling separate metabolic pathways were edited simultaneously in a single tomato using multiplex CRISPR-Cas technology.
The approach achieved multibiofortification — simultaneous improvement of multiple vitamins and phytonutrients — overcoming the key limitation of prior single-trait editing strategies.
The study demonstrates that complex, multi-pathway nutritional enhancement is feasible in a major food crop, pointing toward a scalable solution for addressing dietary micronutrient deficiencies globally.
chevron_right Technical Summary
Scientists used CRISPR gene editing to simultaneously boost five different nutrients in tomato — vitamins, antioxidants, and other health compounds — in a single engineered plant, addressing the challenge of 'hidden hunger' from micronutrient deficiencies.
Abstract Preview
Dietary deficiencies in essential micronutrients and other phytonutrients represent a global health and economic burden, contributing to "hidden hunger" and chronic diseases. While genome editing h...
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The tomato is a plant whose fruit is an edible berry that is eaten as a vegetable. The tomato is a member of the nightshade family that includes tobacco, potato, and chili peppers. It originated from western South America, and may have been domesticated there, in Mexico, or in Central America. Th...