金コート銀ナノ粒子の抗菌活性 (IMAGE) Kumamoto University Caption 金でコートした銀ナノ粒子にパルスレーザーを照射すると、球形に変化し、強力な抗菌作用を持つ銀イオンが放出される Credit Dr. Takuro Niidome Usage Restrictions This image may only be used in conjunction with the accompanying release, or stories written about the work described in the release with reference to the original work. 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.