Long awaited (thanks @JamesDManton for posting the patent application!) and now out in @ScienceMagazine: Using absorption to look deeper by @HongNeuroTech - they achieved approx. 3 mm depth using the food dye tartrazine: #Microscopy https://t.co/FkhBiQ1wDT pic.twitter.com/MtEz8Yq9G9

— Fabian F. Voigt (@voigtvision) September 5, 2024