1. Dina Victoria Rombot:
Faculty of Medicine, Sam Ratulangi University, Manado, North Sulawesi, Indonesia
2. Mokosuli Yermia Semuel:
Department of Biology, Faculty of Mathematics and Natural Sciences, Manado State University, Tondano, North Sulawesi, Indonesia;Laboratory of Biomolecular and Bioactivity, Faculty of Mathematics and Natural Sciences, Manado State University, Tondano,
North Sulawesi, Indonesia