Scientists have uncovered the detailed molecular blueprint that plants use to construct a vital transport lane for sugars, providing new insights into how crops could be engineered for more efficient growth.

The study focused on a specialised organelle called the plasmodesmata, which acts as a tiny channel connecting plant cells and allowing the movement of nutrients, water, and signalling molecules.

Using a technique called cryo-electron microscopy, researchers from the University of California, Berkeley, captured high-resolution images of the plasmodesmata, revealing the structural components and molecular interactions that regulate its formation.

The blueprint provides a deeper understanding of how plants control the size and function of plasmodesmata, which could be manipulated to enhance nutrient transport and photosynthesis, leading to improved crop yields.

The study also identified several proteins involved in plasmodesmata formation, offering new targets for genetic engineering and the development of more efficient and resilient crops.

The findings pave the way for further research on the molecular mechanisms of plasmodesmata, with the potential to improve agricultural productivity and address global food security challenges.