1. The Graduate School, Research Center for the Natural and Applied Sciences University of Santo Tomas Manila Philippines
2. Laboratory of Pure and Applied Microbiology, Research Center for the Natural and Applied Sciences University of Santo Tomas Manila Philippines
3. Department of Biochemistry, Faculty of Pharmacy University of Santo Tomas Manila Philippines
4. University of Santo Tomas Collection of Microbial Strains, Research Center for the Natural and Applied Sciences University of Santo Tomas Manila Philippines
5. Department of Biological Sciences, College of Science University of Santo Tomas Manila Philippines
6. Department of Molecular Biotechnology, Graduate School of Advanced Sciences of Matter Hiroshima University Hiroshima Japan