Advances in multiplex precision genome editing in eukaryotic and prokaryotic systems.
Golla DA, Sun C, Haugh L, Straub N, Gao X
Crispr
The tomato on your windowsill, the wheat in your bread, and the soybeans in countless foods could all be improved far faster and more precisely than traditional breeding allows — and this new wave of editing tools does it without the risky DNA breaks that made earlier methods unpredictable.
Traditional gene editing works like scissors — it cuts DNA, which can cause errors. These new methods are more like a pencil with an eraser: they chemically swap individual genetic letters or rewrite short passages without ever cutting the strand. Researchers can now use these gentler tools on several genes at once, in plants, fungi, and bacteria, making it realistic to breed crops that are simultaneously more nutritious, more resilient, and more sustainable.
Key Findings
New editing approaches — base editing and prime editing — modify DNA without creating double-strand breaks, reducing errors compared to traditional CRISPR scissors.
Multiple genes across different parts of the genome can now be edited simultaneously, enabling complex trait engineering that single-gene edits cannot achieve.
These multiplexed editing strategies have been demonstrated across mammalian, plant, fungal, and bacterial systems, showing broad applicability including agricultural crops.
chevron_right Technical Summary
Scientists have developed new gene-editing methods that can precisely change multiple plant genes at once without cutting DNA, making it easier to breed crops with complex traits like drought resistance or higher nutrition.
Abstract Preview
Multiplex genome editing (MGE) enables coordinated modification of multiple genomic loci and is foundational for engineering complex biological traits. Traditional CRISPR-Cas nuclease-based strateg...
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