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NONATO, Maribel G.

NONATO, Maribel G.

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Thomasians join various CHED technical panels to help develop country’s degree programs

Thomasians join various CHED technical panels to help develop country’s degree programs

On December 9, 2024 (Monday), the Commission on Higher Education…

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UST GenSan’s integrated innovation agritech vision revealed in 2023 Discurso de Apertura

UST GenSan’s integrated innovation agritech vision revealed in 2023 Discurso de Apertura

During the August 4, 2023 Opening Ceremonies for Academic Year…

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UST secures funding from Accenture for Internet of Things lab, innovation center, rehabilitation engineering projects

UST secures funding from Accenture for Internet of Things lab, innovation center, rehabilitation engineering projects

The University of Santo Tomas recently secured industry funding from…

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Academician Professor Emeritus Maribel G. Nonato, PhD

Department of Chemistry | Research Center of the Natural and Applied Sciences

maribel.nonato@ust.edu.ph | mgnonato@ust.edu.ph

Academic Qualifications

Research Highlights

Research Interests

Academic Qualifications

Degrees

  • Doctor of Philosophy in Chemistry, University of Wollongong – Australia, 1993
  • Master of Science in Chemistry, University of Santo Tomas – Manila, Philippines, 1986
  • Bachelor of Science in Chemistry, University of Santo Tomas – Manila, Philippines, 1978

Research Highlights

  • New structural class of alkaloids, g-alkylidene-a,b-unsaturated-g-lactone, from Pandanus amaryllifolius

Research Interests

  • Chemical and Biological Potentials of the Genus Pandanus in the Philippines
  • Bioassay-guided Isolation and structure elucidation of natural Products with biological activity particularly antimicrobial, antimycobacterial agents and anti-inflammatory from Philippine medicinal plants.
  • Chemotaxonomy

Courses Handled

Major Recognitions

Professional Activities

Courses Handled

   

Major Recognitions

  • Academician, National Academy of Science and Technology
  • 2020 Outstanding Professional in Chemistry Award, Professional Regulation Commission
  • 2017 Shimadzu Achievement Award in Chemical Research, Philippine Federation of Chemical Societies
  • 2006 Achievement Award in Chemical Sciences, National Research Council of the Philippines 

Professional Activities

  • Vice-Rector for Research and Innovation, University of Santo Tomas (2014-present)
  • Chair, National Research Council of the Philippines – Chemical Sciences Division
  • President, Natural Products Society of the Philippines (2014-present); Philippine Federation of Chemistry Societies (2008-2012); Organic Chemistry Teachers’ Association (2000-2015)
  • Member, Commission on Higher Education Technical Committee in Chemistry
  • Regular Member, National Research Council of the Philippines
  • Editor, Acta Manilana. Official Refereed Journal of the Research Center for the Natural Sciences (June 1, 2000- May 31, 2007)
  • Reviewer, Natural Products Communication, Pharm Bio. J, J. Nat. Prodt, Phytochem Letters, and Phil. Sci. Letters,

Selected Publications

Selected Publications

  • Laluces, H. M. C., Nakayama, A., Nonato M. G., Dela Cruz, T. E. and Tan, M. A. (2015) “ Antimicrobial Alkaloids from the Leaves of Pandanus amaryllifolius” Journal of Applied Pharmaceutical Science Vol. 5 (10), pp. 151-153, October, 2015
  • Tan, M. A., Ebrada, T. E. and Nonato, M. G. (2014) “ Diuretic Activity of Pandanus tectorius (Pandanaceae)”, Der Pharma Chemica, 6(6): 423-426.
  • Bungihan, M. E., Tan, M.A., Takayama, H., Dela Cruz, T. E., and Nonato M. G. (2013) “ A New Macrolide from the Endophytic Fungus Colletotrichum sp.”, Philippine Science Letters, 6(1), 57-73.
  • Tan MA, Nonato MG, Kogure N, Kitajima M, & Takayama H. (2012 February). “Secondary metabolites from Pandanus simplex ” Biochemical Systematics and Ecology 40:4–5.
  • Bungihan ME, Tan MA, Kitajima M, Kogure N, Franzblau SG, dela Cruz TEE, Takayama H, & Nonato MG. (2011 July). “Bioactive metabolites of Diaporthe sp. P133, an endophytic fungus isolated from Pandanus amaryllifolius” Journal of Natural Medicines 65(3–4):606–9.
  • Bungihan ME, Tan MA, Kogure N, Kitajima M, dela Cruz TEE, Takayama H, & Nonato MG. (2010). “A new isocoumarin compound from an endophytic fungus Guignardia sp. isolated from Pandanus amaryllifolius Roxb.” ACGC Chemical Research Communications 24:13–6.
  • M. A. Tan, M. Kitajima, N. Kogure, M.G. Nonato and H. Takayama (2010) Isolation of Pandamarilactonine-H from the Roots of Pandanus amaryllifolius and Synthesis of epi-pandamarilactonine-H . Journal of Natural Products, 73:1453-1455.
  • M. A. Tan, M. Kitajima, N. Kogure, M.G. Nonato and H. Takayama (2010) Isolation and total syntheses of two new alkaloids, dubiusamines-A, and -B, from Pandanus dubius, Tetrahedron, 66:3353-3359.
  • M. A. Tan, M. Kitajima, N. Kogure, M.G. Nonato and H. Takayama (2010) New Pyrrolidine Alkaloids from the Roots of Pandanus amaryllifolius. Tetrahedron Letters 51: 4143-4146
  • Nonato, Maribel, Garson, Mary J and Takayama, Hiromitsu. (2008) Chapter on Pandanus Alkaloids : Chemistry and Biology Vol 66 in the book series The Alkaloids: Chemistry and Biology, pp215-249, G.A. Cordell (Editor), Elsevier Publication.