1. ARIO BETHA JUANSSILFERO, Prihardi Kahar, Rezky Lastinov Amza, Yopi, Chiaki Ogino, Bambang Prasetya, Akihiko Kondo, Selection of oleaginous yeast of high lipid accumulating during challenges from inhibitory chemical complexes, 70th SBJ Annual Meeting, Osaka, Japan, pg. 91, (2018).
2. ARIO BETHA JUANSSILFERO, Prihardi Kahar, Hiromi Otsuka, Chie Kihira, Ahmad Thontowi, Yopi, Chiaki Ogino, Bambang Prasetya, Akihiko Kondo, Selection of oleaginous yeast with high lipid productivity for biofuels feedstock, The 23rd Symposium of Young Asian Biological Engineers' Community, Xian, China, pg. 105 (2017).
3. ARIOBETHA JUANSSILFERO, Prihardi Kahar, Rezky Lastinov Amza, Hiromi Otsuka, Chie Kihira, Ahmad Thontowi, Yopi, Chaki Ogino, Bambang Prasetya, Akihiko Kondo, High Production of Single Cell Oil from Glucose and Xylose using Oleaginous Yeast Lipomyces starkeyi, 69th SBJ Meeting, Waseda, Japan, (2017).
4. Rezky Lastinov Amza, ARIO BETHA JUANSSILFERO, Prihardi Kahar, Hiromi Otsuka, Chie Kihira, Chiaki Ogino,
Akihiko Kondo, The establishment high cell density culture of oleaginous Lipomyces starkeyi D35 for high
cell and lipid production, 69th SBJ Meeting, Waseda, Japan, (2017).
5. ARIO BETHA JUANSSILFERO, Prihardi Kahar, Hiromi Otsuka, Chie Kihira, Ahmad Thontowi, Yopi, Chaki Ogino, Bambang Prasetya, Akihiko Kondo, Single cell oil production from oleaginous yeast, The 22nd Symposium of Young Asian Biological Engineers' Community, pg. 109, (2016).
6. Prihardi Kahar, Akiho Itomi, Ahmad Thontowi, Hiromi Otsuka, Chie Kihira, Jaemin Lee, ARIO BETHA JUANSSILFERO, Apridah Cameliawati Djohan, Yopi Sunarya, Ishii Jun, OGINO Chiaki, Bambang Prasetya, KONDO Akihiko, Development of Platform Yeast Strain Capable of Direct Fermentation of Raw Biomass to Ethanol, Metabolic Engineering 11 Jun 2016.
7. ARIO BETHA JUANSSILFERO, Jamaliah Md Jahim, Farah Diba, Cutinase partitioning on Dehypon LS 54-amylopectin waize starch aqueous two-phase thermoseparating systems, 1st International Symposium on Integrated Biorefinery (ISIBio), Indonesia, pg. 64-72, (2014).
8.Prihardi Kahar, Chiaki Ogino, Akihiko Kondo, Senlie Oktaviana, ARIO BETHA JUANSSILFERO, Apridah Cameliawati Djohan, Hans Wijaya, Atit Kanti, Bambang Prasetya, Exploration of yeast strains capable of utilizing lignocellulosic biomass for production of ethanol and lactic acid, 1st International Symposium on Integrated Biorefinery (ISIBio), Indonesia, pg. 10, (2014).
9. JUANSSILFERO, ARIO BETHA, Fariza Akmal Abdul Mutalib, Wan Zulaikha Wan Zulkifli, Jamaliah Md. Jahim, Farah Diba Abu Bakar and Osman Hassan. “Characterization of Copolymer Dehypon ® LS 54 and Its Application for Aqueous Two-Phase Systems Paired with the Waxy Maize Starch for Protein Extraction. Proceeding of the International Conference on Advanced Science, Engineering and Information Technology, Hotel Equatorial Bangi-Putrajaya, Malaysia, 14-15 January 2011, ISBN 978-983-42366-4-9, 65-71 (2011).
10. JUANSSILFERO, A.B., Jahim, Md.J., Rabu, A. Partitioning of recombinant cutinase using aqueous two-phase extraction followed by temperature-induced phase separation, Proceedings Graduate publication Workshop, Malaysia, pg. 27-28, (2009).
11. Fariza Akmal, A.M., ARIO BETHA JUANSSILFERO & Jamaliah Md. Jahim, Development of extraction system by using thermo-responsive polymer for bovine serum albumin (BSA) recovery. Proceeding of 3rd International Conference on Chemical & Bioprocess Engineering, Malaysia, pp. 1348-1351, (2009).
12. ARIO BETHA JUANSSILFERO & Jamaliah Md. Jahim, Effect of pH and buffer concentration on the cloud point of temperature-induced aqueous two-phase system, Proceeding of Regional Engineering Postgraduate Conference, Malaysia, (2009).
13. ARIO BETHA JUANSSIILFERO & Jamaliah Md. Jahim, Characterization of block and random EOPO copolymers by FTIR and NMR (1H NMR, 13C NMR) spectroscopy. Proceeding of Malaysia International Conference (MPIC), pp. 151-161 (2009).