IGI Researchers Unveil CRISPR Breakthrough to Supercharge Photosynthesis

Scientists at the Innovative Genomics Institute (IGI) have developed a new cell-based approach to fine-tune plant genes, potentially revolutionizing how crops capture carbon and produce food. In a study published in Nature Biotechnology, the researchers used sorghum leaf cells to simulate thousands of CRISPR edits within the regulatory DNA of photosynthesis genes.

The innovative platform allows scientists to identify exactly where and how to edit DNA to turn the production of key proteins "up" or "down" in the genome of key crops, optimizing the ability to process sunlight and atmospheric carbon. The research addresses a critical challenge in genetic engineering, moving beyond simply "breaking" genes to precisely controlling their expression levels. By targeting the regulatory regions rather than the proteins themselves, the team demonstrated how to boost levels of essential photosynthetic proteins. This tuning capability is seen as a major step forward in biological carbon capture, offering a dual benefit of mitigating climate change through enhanced carbon storage while simultaneously increasing the yields of edible grains and fruits.

While the initial experiments focused on sorghum, the researchers emphasize that their findings apply to a wide variety of crops. Data generated from their study will also be used to train and refine machine learning models. As climate change continues to threaten global food security, this technology provides a vital new tool for engineering plants that are not only more productive but also more efficient at cleaning the atmosphere.

For more details, read the news release from IGI.