1. Materials and Engineering Graduate Program, Faculty of Science, Mahidol University, Rama VI Road, Ratchathewi, Payathai, Bangkok 10400, Thailand
2. Nanobiotechnology and Nanobiomaterials Research Laboratory, School of Materials Science and Innovation, Faculty of Science, Mahidol University, Rama VI Road, Ratchathewi, Payathai, Bangkok 10400, Thailand