Figure 3 (image) Osaka University Share Print E-Mail Caption Spot staining after treatment with rhodamine as a red ink after site-selective photooxygenation. Spot emission under black-light irradiation. Credit Osaka University Usage Restrictions None Share Print E-Mail 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.