Schematic diagram of the technology (IMAGE) Toyohashi University of Technology (TUT) Caption (A) Principle of the technology. (B) Electrolysis of a tungsten electrode in physiological saline. The black lumps are oxides. (C) Procedure for applying this technology in vivo. (D) Dark-field observation image of a slice of a mouse brain in which this technology was applied in deep brain regions. (E) Enlarged view of the black-bounded area in (D). The glowing red mass is an oxide mark. Credit COPYRIGHT (C) TOYOHASHI UNIVERSITY OF TECHNOLOGY. ALL RIGHTS RESERVED. Usage Restrictions None License Original 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.