Streamlines Fluorescence Imaging by Eliminating Buffer Exchanges for Faster Target Analysis
This wash-free multiplexed fluorescence bio-imaging aims to revolutionize fluorescence imaging by overcoming the limitations of traditional workflows with programmable toehold probes in situ. Conventional imaging techniques often require time-intensive buffer exchanges, significantly slowing down the process and limiting the number of targets that can be investigated simultaneously. Every year, an estimated 2.8 million researchers and clinicians worldwide use bio-imaging technologies for diagnostics and biomarker discovery. As the demand for high-throughput and efficient imaging methods grows, the global bio-imaging market continues to expand. In 2023, the market was valued at $5.74 billion and should reach $15.6 billion by 2030, exhibiting a compound annual growth rate (CAGR) of 15.3 percent during the forecast period. The constraints of available technologies hinder the efficiency and scalability of multiplexed fluorescence imaging, posing challenges for high-throughput applications. As research and diagnostic demands grow, the need for faster and more scalable imaging solutions has become critical.
Researchers at the University of Florida have developed wash-free, multiplexed fluorescence imaging that leverages programmable toehold probes to overcome these limitations. This technique enables the sequential generation and removal of fluorescent signals in situ without the need for buffer exchanges. By employing specific DNA barcodes and quencher displacers, this method allows targets to fluoresce and be measured efficiently, with the process repeated for multiple targets. This method reduces imaging time from hours to minutes and enables unlimited targets to be labeled and visualized without removing reagents, representing a significant advancement in fluorescence imaging technology.
Application
A fluorescence imaging platform that accelerates multiplexed bio-imaging for diagnostics and research, addressing high-throughput needs in cancer studies and beyond
Advantages
- Enables sequential fluorescence activation, using programmable toehold probes without requiring buffer exchanges
- Streamlines the imaging workflow by allowing targets to fluoresce and reset efficiently, eliminating time-consuming washing steps
- Facilitates the labeling and analysis of unlimited targets within a single workflow, overcoming traditional limitations
- Reduces imaging processing time from hours to minutes, significantly accelerating research and diagnostic workflows
- Operates entirely in situ, avoiding the need for reagent removal or replacement during the imaging process
- Improves efficiency and scalability, making it ideal for high-throughput diagnostics and biomarker discovery.
Technology
This bio-imaging platform uses a sequential approach to generate and remove fluorescent signals without requiring any buffer exchanges. By employing programmable toehold probes, the technology enables precise activation and deactivation of fluorescence directly within the imaging system. This wash-free approach significantly streamlines workflows, allowing efficient analysis of multiple targets while maintaining system integrity. The process reduces imaging time from hours to minutes, offering a scalable solution for high-throughput diagnostics and advanced biomarker research.
Brochure
