eDUCATIONAL BACKGROUND
Doctor of Philosophy in Biochemistry
University of the Philippines Los Banos
Master of Science in Biochemistry
University of the Philippines Los Banos
Bachelor of Science in Agricultural Chemistry
Magna Cum Laude and Class Valedictorian
Visayas State University
COURSES TAUGHT
- General Chemistry
- Biochemistry
- Quantitative Inorganic Analysis
- Organic Chemistry Laboratory
RESEARCH INTERESTS
- Raw starch-digesting amylases (RSDA) from indigenous sources
- Anti-nutrients in food
- Antioxidant dietary fiber
RESEARCH PROJECTS
- Co-Project Leader: Utilization of Fruit Processing Wastes as Organic Herbicide (2019-2020)
- Project Leader: Effect of indigenous preparations on the level of antinutrients in foods of Obu Manuvu in Marilog District, Davao City (2017-2018)
- Co-Project Leader: Pilot scale study on direct lactic acid production from sago starch and alternative source using Enterococcus faecium DMF78 (2017)
- Project Leader: “Purification and Characterization of Raw Starch-Digesting Amylase (RSDA) from Batud (Rynchophorus sp.) Gut aerobic Microorganism” (2014)
- Project Leader: “Ethanol Fermentation of Sago Starch using Raw-Starch Digesting Amylases: Strategies for Ethanol Production Without the Costly Starch Pretreatment” (DOST-funded research under Sago Biotech Program of UP Mindanao) (2012)
- Project Leader: “Screening, Isolation, Purification and Characterization of Starch-Digesting Amylase (RSDA) from Batud Gut Aerobic Microorganisms, Bubod Starter Microorganisms and Enterococcus faecium DMF 78”(DOST-funded research under Sago Biotech Program of UPMin) (2008)
- Research Associate: “Optimization of Culture Conditions for Lactic Acid Production of Lactococcus sp.” UP Mindanao Research, Development and Extension
PUBLICATIONS
- Fronteras J, Dacera D, Bello D, and Delos Santos KJ. 2021. Utilization of pesticide-free calamansi (Citrus microcarpa) and mango (Mangifera indica) peels for the production of acetic acid with potential industrial application. Bioresource Technology Reports 15.
- Dacera D, Fronteras J, Bello D, and Delos Santos KJ. 2021. Acetic Acid as value-added product from pesticide-free banana and pineapple peels. Philippine Journal of Science 150 (2): 377-389.
- Tocmo, R., Pena‐Fronteras, J., Calumba, K. F., Mendoza, M., & Johnson, J. J. (2020). Valorization of pomelo ( Citrus grandis Osbeck) peel: A review of current utilization, phytochemistry, bioactivities, and mechanisms of action. Comprehensive Reviews in Food Science and Food Safety. DOI: 10.1111/1541-4337.12561
- Fronteras JP, Malida PLS, Lumakin CLU, Villame RGE, Alviola PA, Alpos MA, and Lorilla AP. Effect of Indigenous Processing on the Nutrient and Antinutrient Content of Corn (Zea mays L.). Philippine Journal of Science. 148 (1):179-187. March 2019.
- Fronteras JP and Bullo LLR. Raw starch-digesting amylase from Saccharomycopsis fibuligera 2074 isolated from Bubod starter. Philippine Journal of Science. 146 (1):27-35. March 2017.
- Fronteras JP, Bullo LL, Cancio LP, Lumakin CL, Tabanao G. 2017. Raw starch-digesting amylases from indigenous sources. Proc. 1st PSBMB (Philippine Society of Biochemistry and Molecular Biology) Mindanao Scientific Conference. General Santos City, Philippines. Oct 25-27, 2017.
- Tolentino JHG, Labrador KL, Fronteras JP, Bullo LLR, Cancio LPM, Añonuevo JJJ, Eleria GPG, Novero AU. 2016. Identification of Glucoamylase cDNA Sequence of Saccharomycopsis (Syn. Endomycopsis) bubodii 2066. KIMIKA 27 (2). pp . 15-28.
- JH Tolentino, JP Fronteras, KL Labrador, JJ Anonuevo, GP Eleria and AU Novero. Identification and Sequencing of Glucoamylase gene from Bubod Isolate Saccharomycopsis bubodii 2066. Trans. Nat. Acad. Sci. & Tech. (Philippines) Vol. 36 (No. 1). p. 185
- FRONTERAS, JENNIFER PENA, VILLALOBOS, M., BALTAZAR A., MERCA, F., ISMAIL, A. AND JOHNSON, D. 2008. Adaptation to Flooding in Upland and Lowland Ecotypes of Cyperus rotundus, a Troublesome Sedge Weed of Rice: Tuber Morphology and Carbohydrate Metabolism. Annals of Botany.Volume 103, Number 2, January 2009
- J.T. PEŃA-FRONTERAS, A.M. BALTAZAR, D.E. JOHNSON, F.E. MERCAAND A.M. ISMAIL. 2007. Biochemical Adaptation of Purple Nutsedge (Cyperus rotundus L.) to Flooding: Alcohol Dehydrogenase Activity in Dryland and Wetland Ecotypes. Proc. 21st Asian Pacific Weed Science Society (APWSS) Conference. Colombo, Sri Lanka. October. 2-6, 2007. pp. 361-366.
- BALTAZAR, A.M., D.E. JOHNSON, A. ISMAIL, J.D. JANIYA, F.V. BARIUAN, T.R. MIGO, J.T. PENA, M.C. VILLALOBOS, AND F.E. MERCA. 2005. Control of Sedges in Rice: Wetland Purple Nutsedge. Proc. FAO Workshop on Control of Sedges in Rice. Ho Chi Minh City, Vietnam. November 7, 2005.
- FLORES, DM; PENA, JT; SILVA, GP. 2002. “Direct Fermentation of Sago Starch to Lactic Acid by a Local Lactococcus Strain”. Biotechnology for Sustainable Utilization of Biological Resources in the Tropics, Vol. 15. International Center for Biotechnology, Osaka University, Osaka, Japan.
AWARDS AND HONORS
- International Publication Award (IPA) (2022)
- International Publication Award (IPA) (2021)
- DOST-ASTHRDP graduate scholarship (2020)
- International Publication Award (IPA) (2019)
- Gawad Chancellor Para sa Pinakamahusay na Guro (Chancellor Award for Most Outstanding Faculty Member) Awarded by the University of the Philippines Mindanao (2019)
- International Publication Award (IPA) (2017)
- One UP Faculty Grant (2016-2018)
- International Publication Award (IPA) (2009)
- Davao City UP Mindanao Professorial Chair Award (2009)
- SEAMEO-SEARCA Graduate Scholarship (2004-2006) Awarded by the Southeast Asia Ministers of Education Organization – Southeast Asian Regional Center for Graduate Study and Research in Agriculture (SEAMEO-SEARCA)
- DAAD Scholarship Award (2005-2006) Given by the German Academic Exchange Service (Deutscher Akademischer Austausch Dienst / DAAD)
- IRRI Affiliate Research Scholarship (2005-2006) Awarded by the International Rice Research Institute (IRRI)
AFFILIATION / MEMBERSHIP IN ORGANIZATIONS
- Philippine Society of Biochemistry and Molecular Biology
- Gamma Sigma Delta Honor Society for Agriculture
- Integrated Chemists of the Philippines
- SEARCA Fellows Association