1. Department of Agroindustrial Technology, Faculty of Agricultural Engineering and Technology, IPB University (Bogor Agricultural University), Bogor, Indonesia
2. Department of Physics, Faculty of Mathematics and Natural Sciences, IPB University (Bogor Agricultural University), Bogor, Indonesia
3. Department of Microbiology & Immunology, University of Otago, Dunedin, New Zealand
4. Fischell Department of Bioengineering, University of Maryland, College Park, Maryland, USA