(IMAGE) Tokyo Medical and Dental University Caption Super-resolution microscopy revealed that fluorescent α-synuclein protein (green) injected to orbital cortex was propagated far away to substantia nigra via brain lymphatic vessel (red) in 2 weeks. The propagated protein at this time point was shown to be monomeric form by western blot. Credit Department of Neuropathology, TMDU Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.