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The Future of Everything
The future of transparent tissue
Feb 7, 2025
Guosong Hong, a materials scientist and physicist at Stanford University, unveils groundbreaking techniques to turn living tissue transparent using a common food dye. This innovation promises to revolutionize medical imaging, allowing doctors to see deep into the body without surgery. Hong discusses the challenges of light penetration in biological tissues and explores intriguing applications, including optogenetics and ultrasound for non-invasive treatments. He also shares insights on the transparency found in aquatic species, highlighting nature's mysteries.
30:03
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Quick takeaways
- The innovative technique of making living tissue transparent combats traditional challenges in biomedicine by enhancing light penetration for improved imaging.
- Using ultrasound to deliver light non-invasively revolutionizes optogenetics by targeting deep tissues with precise and adjustable illumination.
Deep dives
The Vision of Transparency in Tissue Research
The podcast highlights innovative research aimed at achieving transparency in living tissues, a significant advancement in biomedical science. By manipulating the interactions between water and lipids, scientists can make previously opaque tissues, such as chicken breast and human skin, see-through without compromising their vital biological components. This approach addresses a common challenge in biomedicine, where light cannot penetrate deeply into biological tissues, limiting imaging techniques. Achieving tissue transparency offers the potential for improved visualization of internal structures, ultimately enhancing diagnostic and research capabilities.
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Discover
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Listen to the best highlights from the podcasts you love and dive into the full episode