Scientist Profile

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Luz Oliveros Belardo

National Scientist (1987), NAST Academician

Expertise: Pharmaceutical Chemistry, Chemistry of Natural Products

Dr. Luz Oliveros-Belardo spent five decades of her life studying the chemistry of natural products and essential oils from Philippine plants. She has extracted 33 new Philippine essential oils and studied their chemical and physical properties. Results of her work found application in the creation of new flavors and in herbal medication. Her consistent work on phytochemical research brought her honors and 32 awards among which are: The Lunsford-Richardson Award in Pharmacy, USA, 1956; Philippine Pharmaceutical Association Outstanding Pharmacist Award, 1963; Federation International de Abogadas Award, 1979; Waseda University Plaque of Recognition, Japan, 1981; Professional Regulation Commission Award in Pharmacy, 1983; National Research Council of the Philippines Award in Phytochemistry, 1984; Distinguished Leadership Award in Chemistry, USA, 1985; El Consejo Cultural Mundial Award, Mexico, 1988. She counts with 7 in biographical listing. She was a member of many learned societies here and abroad.

Affiliation

Research Fellow, National Academy of Science and Technology, TAPI Bldg., DOST Complex, Bicutan Taguig, Metro Mla.

Scientist in Residence, Philippine Women's University, Taft Ave., Manila

Association

    • National Research Council of the Philippines, Member
    • Philippine Association for the Advancement of Science, Member
    • Philippine Pharmaceutical Association, Member
    • Chemical Society of the Philippines, Member
    • Colegio Medico-Farmaceutico de Filipinas, Member
    • Rho Chi (USA Pharmaceutical Honor Society), Member
    • Society of Sigma Xi (University of Connecticut Chapter), Member
    • Philippine Association of University Women, Member

Employment

    • University of the Philippines, Pharmaceutical Chemistry, 1928 - 1929
    • Bereau of Science,Manila, Assistant Professor, 1929
    • Philippine Women's University, Assistant Professor, 1929 - 1947
    • Farmacia Villa, San Andres Manila, Pharmacist, 1930
    • Philippine Wome's University, Head, Department of Chemistry, 1939 - 1958
    • Philippine Wome's University, Dean,College of Pharmacy, 1947 - 1958
    • Philippine Women's University, Head, Science Division, 1959 - 1963
    • Philippine Women's University, Director, 1958 - 1967
    • Philippine Women's University, Vice President for Academic Affairs, 1960 - 1962
    • National Science Development Board of the Philippines, Project Director, 1962 - 1964
    • National Research Council of the Philippines, Secretary, 1963 - 1972
    • University of Manchester England, Visiting Scientist, 1965
    • Stanford University California , USA, Visiting Scholar, 1966
    • Texas Southern University, Houston Texas,USA, Visiting Professor in Pharmaceutical Chemistry, 1967 - 1969
    • Institute of Science and Technology, Manila, Supervising Scientist, 1969 - 1970
    • Institute of Science and Technology, Manila, Consultant, 1971 - 1973
    • Philippine Women's University, Vise President for research and Institutional Cooperation, 1971 - 1975
    • National Research Council of the Philippines, Project Director, 1972 - 1973
    • University of Rochester, N.Y. , USA, Visiting Research Professor, 1974
    • National Research Council of the Philippines, Chairman,Section of Pharmacy & Pharmaceutical Chemistry, 1974 - 1977
    • Division of Engineering,Industry and Trade,NSDB, Member,Pool of Technical Consultants, 1974 - 1978
    • De La Salle University, Manila, Visiting Professor, 1979
    • Philippine Women's University, Scientist in Residence, 1980 - 1990
    • Waseda University , Tokyo, Visiting Proffessor in Chemistry, 1981
    • Bereau of Energy Development , Ministry, Visiting Professor, 1981
    • Bureau of Energy Development , Ministry, Project of Director, 1982 - 1983

Award

    • Free tuition Scholarship, University of the Philippines, 1925-1926
    • Conferred National Scientist, SCS, 1987
    • Fulbright Travel Grant, Manila USA Manila, 1954-1956
    • Sabbatical Leave , American Association of University Women, 1954-1955
    • UNESCO National Commission of the Philippines, University of Hongkong, 1961
    • Research Fellowship, National Academy of Science and Technology, 1984-1991
    • 25 years of Continous and Faithful Service to PWU, Philippine Women's University, 1954 Mr
    • Honorable Mention, Lunsford-Richardson National Pharmacy Award, 1956
    • Award in Science, Philippine Women's University, 1959 N
    • Civic Assembly of Women's University Alumae Association Award , Science Research and Science Education, Manila, 1962 Je 10
    • Philippine Pharmaceutical Association Outstanding Pharmacist Award, Pharmaceutical Profession Philippines, 1963 D 14
    • 35 Years Conitous Meritous and Faithful Service to the University, Philippine Women's University, 1965 Ap 25
    • Philippine Women's University Anniversary Highest Faculty Award, Philippine Women's University, 1965 My 18
    • Clara aragon-Villanueva Professional Chair in Science Research Education, Philippine Women's University, 1966 Ap
    • Doctor of Science Honor Causa, Philippine Women's University, 1970 Ap 25
    • Achievement Award in Natural Science, Philippine Association of University Women, 1974 D 11
    • International Women's Year Award, United Nations Association of the Philippines, 1975 S 23
    • Achievement Award for Basic Researches in Natural Sciences, Philippine Women's University, 1976 D 9
    • Golden Jubilee Award , College of Pharmacy, Philippine Women's University, 1976 D 9
    • Outstanding Achievements in Pharmacy on the ocaasion of the 50th year of her graduation, University of the Philippine Pharmacy, 1978 Ap 22
    • Francisca Tirona-Benitez Medal of Merit for Natural Science, Philippine Women's University, 1979 Mr 29
    • FIDA Katuparan Award, Federacion International de Abogadas, 1979 D 15
    • CAPA Award, Philippine Women's University, 1980 Mr 21
    • Dean Emeritus, College of Pharmacy, Philippine Women's University, 1980 Mr
    • De La Salle University Plaque of Recognition, De La Salle University, 1980 Ag 8
    • Tandang Sora Award for Science Education, Bayaning Filipino Foundation, 1981 Ja 6
    • Waseda University Plaque of Recognition & Appreciation, Waseda University, Tokyo Japan, 1981 My
    • Gregorio Y. Zara Award in Basic Science, philippine Association for the Advancement of Science, 1981 S 17
    • Recognition as Eminent Filipino Educator, PHI Lambda Theta, 1982 S 17
    • Outstanding Pharmacist for the year 1983, Professional Regulation Commission, 1983 Je 27
    • Achievement Award, National Research Council of the Philippine , 1984 Mr 10
    • Distinguished Leadership Award " Achievements in the Field of Chemistry", American Biographical Institute , 1985 Ag
    • Outstanding Award in Pharmacy Research, College of Pharmacy Alumni Association of the University, 1986 Je 28
    • Health Sciences Educator Award, Philippine Chamber of Health, 1986 Je 28
    • National Scientist Award , National Academy of Science and Technology of the Philippines, 1987 Jl 17
    • "Ginintuang Paglingkod" Award, Philippine Women's University, 1988 Mr 3
    • gawad ng Pagpapahalaga sa Katangi- Tanging Pilipinas sa Larangan ng kimika, Metro Manila Council of Women Balikatan Movement Inc., 1988 Mr 8
    • El Consejo Cultural Mundial Diploma, World Cultural Council of Mexico, 1988 N 19
    • Professional Achievement Award in Pharmacy, university of the Philippines Alumni Association, 1990 Je 16

Papers Presented

    • Symposium on New Uses of Native Sources of Foods, Manila
    • Scientific Session, Philippine Pharmaceutical Association National Convention, Cebu City
    • PMHA Symposium on Interdiciplinary Contribution Towards Mental Health Year, Philippine Women's University , Manila
    • Trends in Teaching of Physical Sciences , College & Universities, Philippine Women's Universities
    • Scientific session, National Convention, Iloilo City
    • NRCP Division IV Symposium on Natural Products, Makiling Arts Center , Laguna
    • NAST 7th Annual Scientifc Meeting, PICC, Manila
    • NAST 12th Annual Meeting , PICC, Manila
    • NAST 12th Annual Scietific Meeting, PICC, Manila
    • A premilinary study of the volatile oil of the Lochnera rosea., Symposium on Phytochemistry, Hongkong University Press
    • Herbal medication in the philippines and the search for its scientific basis., Waseda University, Tokyo, Japan
    • Essential oil of Cymbopogon martinii., International Research Congress of Natural products, North Carolina, USA

Education

    • Stanford University, California,USA, Visiting Scientist, 1966
    • University of Manchester, England, England, Visiting Scientist, 1965
    • The University of Connecticut, USA, Ph.D. in Pharmacy, 1957
    • University of the Philippines, Diliman, Quezon City, M.S. Pharmaceutical Chemistry, 1933
    • University of the Philippines, Diliman, Quezon City, B.S. Pharmacy, 1929
    • Philippine Women's University, Manila, Doctor of Science, (honoris causa), 1970
    • Texas Southern University, Houston, Texas,USA, Chemistry, 1967-1969
    • University of Rochester, N.Y.USA, Visiting Resarch Professor in Chemistry, .

Publication

    • Belardo, L.O., Valenzuela, P., (1929) Papain and the dried juice of Carica papaya.
    • Journal of the Philippine Pharmaceutical Association Volume 1:
    • Belardo, L.O., (1933) Pharmaceutical Education in Switzerland, Spain and Germany.
    • Journal of the Philippine Pharmaceutical Association Volume 5:
    • Belardo, L.O., (1933) Hormones: Chemistry and Structures.
    • Journal of the Philippine Pharmaceutical Association Volume 5:
    • Belardo, L.O., (1933) Three phenolic alkaloids of Pychnarrhena manilensis.
    • Scientific Session, Second Philippine Science Convention
    • Belardo, L.O., (1934) The alkaloids of Eurycles amboinensis Vidal.
    • Philippines Natural and Applied Sciences Bulletin Volume 4:
    • Belardo, L.O., (1934) Prospects of Filipino pharmacists.
    • Philippine Women's Magazine Volume 4:
    • Belardo, L.O., Aldaba,L., (1937) Chemical Examination of Lochnera rosea.
    • Revista Filipina de Medicina y Farmacia Volume 28:
    • Belardo, L.O., (1937) A challenge to pharmacists and chemist.
    • Philippine Women's Magazine Volume 8:
    • Belardo, L.O., Aldaba, L., (1938) Reliminary chemical study of the leaves of the Philippine variety of Lochnera rosea.
    • Revista Filipina de Medecina y Farmacia Volume 29:
    • Villa-Simbra E., Belardo, L.O., (1939) A Pharmaceutical study of the leaves of Citrus Mitis Blanco.
    • Revista Filipina de Medicina y Farmacia Volume 30:
    • Nostratis, A., Belardo, L.O. , (1941) Some properties of the volatile oil distilled from the rhizomes of Hedychium Coronarium Koenig.
    • Revista Filipina de Medicina y Farmacia Volume 32:
    • Belardo, L.O., (1941) Advances in pharmacy and pharmaceutical chemistry.
    • Revista Filipina de Medicina y Farmacia Volume 32:
    • Belardo, L.O., Oliveros A., (1941) Different methods of exactracting annatto and analysis of the dye obtained therefrom.
    • Revista Filipina de Medicina y Farmacia Volume 32:
    • Belardo, L.O., (1943) Green papaya fruit: It's Tenderizing effect on beef as indicated by Sorensen's method of amino acid titration.
    • Revista Filipina de Medicina y Farmacia
    • Carandang, P., Belardo, L.O., (1948) The preparation of soap from native lye and coconut oil.
    • Journal of the Philippine Pharmaceutical Association Volume 35:
    • Santos, A., Belardo, L.O.,Abcede, J., (1948) Recent advances in Pharmacy .
    • Journal of the Philippine Pharmaceutical Association Volume 35:
    • Belardo, L.O., Ustaris, A., (1951) A crystrallic compound isolated from the wood of Pterocarpus indicus wild.
    • Jpurnal of the Philippine Parmaceutical Association Volume 38:
    • Belardo, L.O., (1952) Highlights of the history of the College of Pharmacy of the Philippine Women's University.
    • Journal of the Philippine Pharmaceutical Association Volume 39:
    • belardo, L.O., Verzosa, Fe., (1952) A premilinary study of the dyeing properties of alcoholic extracts of ptecarpus indicus wild and of Rhizophora mucronata Lam.
    • Journal of the Philippine Pharmaceutical Association Volume 39:
    • Belardo, L.O., Gamboa, B., (1953) A premilinary study of the possibility of obtaining phenol from local coconut shells.
    • Journal of the Philippine Pharmaceutical Association Volume 40:
    • Belardo, L.O., Ocampo, M., (1954) a study of the volatile oil of rhizomes of Hedychium coronarium Koenig.
    • Journal of the Philippine Pharmaceutical Association Volume 41:
    • Villarica, A., Belardo,L.o., (1955) A premilinary study of the volatile oil of the leaves of citrus nobilus Lour.
    • Journal of the Philippine Pharmaceutical Association Volume 42:
    • Ustaris, A.,Belardo,L.O., (1955) Premilinary study of the leaves of Cassia tora.
    • Journal of the Philippine Pharmaceutical Association Volume 42:
    • De La Rama, T., Belardo, L.O., (1955) A premilinary study of the volatile oil from the leaves of Piper retrofractum.
    • Journal of the Philippine Pharmaceutical Association Volume 42:
    • Belardo,L.O., Alvarez-Manalo,J., Vallarta M., Javier, S., (1955) Premilinary studies of the leaves of allium odorum.
    • Journal of the Philippine Pharmaceutical Association Volume 42:
    • Belardo, L.O., Villanueva-Zaragoza, L., (1955) Studies on theobroma oil prepared from Philippine cacao.
    • Journal of the Philippine Pharmaceutical Association Volume 42:
    • Belardo, L.O., (1956) Pharmaceutical education in the Philippines: A review.
    • Journal of the school of Pharmacy, university of Connecticut Volume 15:
    • Belardo, L.O., Jannke, P.J., (1956) the influences of structural variation on molecular refraction in the terpene series.
    • Journal of the Philippine Pharmaceutical Association Volume 43:
    • Belardo, L.O., Jannke, P.J., (1958) Correlation of molecular refraction with structure in the terpene series.
    • Journal of the Philippine Pharmaceutical Association Volume 47:
    • Belardo, L.O., (1959) Development and resurgence of science in the Philippines.
    • The Educational Forum Volume 9:
    • Florentino, C., Belardo, L.O., (1959) A study of the volatile oil of the rind of Citrus hystrix.
    • Journal of the Philippine Pharmaceutical Association Volume 46:
    • Leoncio, A., Belardo, L.O., Manalo, J., (1959) On the volatile oil of the leaves of Psidium guajaya.
    • Journal of the Philippine Pharmaceutical Association Volume 46:
    • Belardo, L.O., Hocson, T., Palacol, E., (1965) Essential oil from Peperomia pellucida.
    • Journal of the Philippine Pharmaceutical Association Volume 51:
    • Belrado,L.O., Coronel, V., Nicolas, E.C., Villarica, A.S., (1965) Some costituents of the volatile oil from the leaves of Lochnera rosea.
    • Perfumery and Essential Oil Record Volume 56:
    • Belardo, L.O., (1965) What women can do to promote science conciousness.
    • The University
    • Belardo, L.O., Coronel, V., (1967) A triterpenoid from the Philippine variety of the Lochnera rosea.
    • Asian Journal of Pharmacy Volume 1:
    • Belardo, L.O., Cardeno, V., Coronel V., (1967) Notes on the volatile oil of Sandorium koetjape.
    • Journal of the Philippine Pharmaceutical Association Volume 53:
    • Belardo, L.O., (1967) Some contituents of the volatile oil of the Peperomia pellucida.
    • Perfumery and Essential Oil Record Volume 58:
    • Belardo,L.O., (1971) Physical properties of some Philippine essential oils.
    • Flavour Industry Volume 2:
    • Belardo, L.O., Hall, W., Carandang, N., (1972) The use of ceric sulfate in thin layer chromatography of essential oils.
    • Journal of the Philippine Pharmaceutical Association Volume 58:
    • Belardo,L.O., Masilungan, V., Cardeno, V., Luna L., De vera, F., De La Cruz, E., Valmonte, E., (1972) A possible antitumor constituent of Carica papaya.
    • Asian Journal of Pharmacy Volume 2:
    • Belardo, L.O., Masilungan, V., Cardeno, V., Luna, L., (1973) Premilinary study of Dolichos lablab, for possible antitumor compounds.
    • Journal of the Philippine Pharmaceutical Association. Volume 59:
    • Belardo, L.O., (1973) Components of the essential oils from the fruit peelings of anona squamosa.
    • National Research Council of the Philippines Research Bulletin Volume 28:
    • Belardo, L.O., (1974) A researcher's silhoutte.
    • Philippine Educational Forum
    • Belardo, L.O., (1974) Toxicants naturally occuring in foods.
    • Philippine Journal of Nutrition Volume 27:
    • Padilla, C. Belardo, L.O., Ocampo, M., (1976) Some odoriferous components from the flowers of Jasminum sambac.
    • Journal of the Philippine Pharmaceutical Association Volume 62:
    • Belardo, L.O., (1977) Predominant terpenea in the fruit peel of Anona squamosa.
    • Philippine Journal of Science Volume 106:
    • Smith, R., Belardo, L.O., (1977) The composition of leaf essential oil of Psidium guajava.
    • Asian Journal of Pharmacy Volume 2:
    • Belardo, L.O., Aureus, E., (1978) Essential oil of Cymbopogon citratus.
    • Asian Journal of Pharmacy Volume 3:
    • Belardo,L.O., (1980) Essential oils.
    • Transactions of the national Academy of Science and Technology Volume 2:
    • Belardo, L.O., Lawrence, B., Coronel, A., Mata, Fe., (1983) Essential oil of Dipterocarpus grandifloru Blanco: Chemistry and Possible source of energy.
    • Transactions of the National Academy of Science and Technology Volume 5:
    • Belardo, L.O., Hickman, E., (1980) The major components of the essential oil of Sandorium koetjape.
    • Asian Journal of Pharmacy Volume 3(5):
    • belardo, L.O., del Rosario M., (1985) Coping with the changing times.
    • Souvenir Program of the national Convention of the Philippine Pharmaceutical Association
    • Belardo, L.O., (1985) A note on gereniol in the Philippine Cymbopogon martinii.
    • NRCP Bulletin Volume 101:
    • Belardo, L.O., (1985) Hypotensive action of the extractive of Cybopogon citratus.
    • AGHAM Volume 12(1):
    • Belardo, L.O., Galpa, Z., Abadiano, J., (1985) Premilinarystudy on the essential oil Canarium Luzonicum.
    • Transactions of the National Academy of Science and Technology Volume 7:
    • Belardo, L.O.,Smith, J., Robinson, J., Albano, V., (1986) A chemical study of the essential oil from the fruit peeling of Psidium guajava.
    • Philippine Journal of Science Volume 115(10):
    • Belardo, L.O., Smith, R., Galpa, Z., Abadiano, J., (1989) The leaf essential oil of Cymbopogon martinii.
    • Philippine Journal of Science Volume 118(1):
    • Belardo, L.O., Galpa, Z., (1990) The occurence of potassium citrate in Cymbopogon citratus.
    • The Hygieian
    • Belardo,L.O., Smith, R., Ocampo, M., (1990) Some components of the absolute of the flowers Jasminium sambac.
    • Transactions of the National Academy of Science & Technology Volume 12:
    • Belardo,L.O., Galpa, Z., (1991) Volatile oil of Nothopanax fruticosum.
    • The Hygieian
    • Luz Oliveros-belardo, Paul J. Jannke, (2006) Correlation of molecular refraction with structure in the terpene series
    • Journal of The American Pharmaceutical Associatio Volume 47, No. 1

Trainings

    • Seminar on Pharmaceutical Education, 1954 Ag, Connecticut , USA
    • Annual Convention of the American Pharmaceutical Association, 1954, Bouston Mass, USA
    • Annual Convention, American Biological Society, 1956, Connecticut , USA
    • 9th Pacific Science Congress, 1957, Bangkok, Thailand
    • International Symposium on auspices of the international Union of Pure and Applied Chemistry, 1960 Ag 15 - 1960 Ag 20, Melbourne , Canberra and Sydney Australia
    • Phytochemistry , Symposium, 1961 S 11 - 1961 S 16, University of Hongkong Golden Jubilee Congress , Hongkong
    • Seminar of the Teaching of Basic Science, 1961 N 13 - 1961 N 20, Universities of South and East Asia , Manila
    • IUPAC Symposium on the Chemistry of Natural Products, 1964 Ap 12 - 1964 Ap 18, kyoto , Japan
    • Syposium on the Chemistry of Microbial Products, 1964 Ap 24 - 1964 Ap 25, Tokyo , Japan
    • 1st Asian Congress on Pharmaceutical Sciences, 1966 Ap 15 - 1966 Ap 19, Tokyo , Japan
    • 11th Pacific Science Congress, 1966 Ag 22 - 1966 S 10, Tokyo , Japan
    • 11th Annual Meeting of the American Pharmaceutical Association, 1969 My 17 - 1969 My 23, Montreal , Canada
    • 3rd Aisan Congress of Pharmaceutical Sciences, 1970 N 16 - 1970 N 21, Manila
    • 6th international Congress of Esential Oils, 1974 S 8 - 1974 S 12, San Francisco, California , USA
    • " Perfume Oils" at the Organic Chemistry Seminar, 1974 D 6, University of Rochester , N.Y. , USA
    • 2nd Joint Meeting of the American Society of Pharmacognosy, 1975 Jl 27 - 1975 Ag 2, Connecticut , USA
    • general Conference of International Association, 1975 Ag 17 - 1975 Ag 25, University of Moscow , USSR
    • A lecture on Medical and Aromatic Herbs Congress for Research on Medicinal Plants, 1976 S 6 - 1976 S 10, Munich , Fedearl Republic of Germany
    • Aquatic Pollutants and Biological Effects with Emphasis on Neoplasia, 1976 D 27 - 1976 D 29, New York City , USA
    • 7th Aisan Congress of Pharmaceutical Sciences, 1978 N 2 - 1978 N 25, Manila , Philippines
    • 23rd Annual Meeting of the American Society of Pharmacognosy, University of Pittsburg , USA
    • 9th International Congress of Essential Oils, 1983 Mr 13 - 1983 Mr 17, Singapore
    • 2nd philippine Science Convention, 1933 F 17, Manila , Philippines
    • National Pharmacy Week, 1933 D, Manila , Philippines
    • Seminar on Glycocides, 1961 D 12, NSDB Science Pavillion , Manila
    • Symposium on Instrument Analysis, 1962 Mr 3, Manila , Philippines
    • Conference on Nuclear Chemistry, 1963 Mr 8 - 1963 Mr 15, PAEC
    • Chemical Society of the Philippines, 1963 My 12, Manila , Philippines
    • Symposium on Cholesterol, 1964 N 27, Chemical Society of the Philippines, Manila
    • Lecture-Forum on Tissue Culture, 1965 F 12, UP College of Pharmacy
    • Lecture_forum on Profile of Researcher, 1970 Mr 23, Philippine Women's University , Manila
    • Seminar On Environment, 1973 Ap 10, PWU , Manila
    • Working Group Sessions on Environmental Problems, 1974 My 29 - 1974 My 30, NIST , Manila
    • National Research Council Conference on Biogas, 1976 Jl 22, NIST , Manila
    • Lecture-Forum on Saponins, 1977 F 1, Ateneo University, QC
    • Lecture on Mutagenosity Carcinogenosty of Particles, 1977 F 11, UP Diliman Metro, Manila
    • Symposium on Medicinal Plants, 1977 D 7, PWU , Manila
    • Symposium on Natural Products, 1978 F 21, NSDB , Manila
    • Seminar on Recent Trends i Instrumentation: Spectroscopic Methods and Atomic Absorption, 1979 My 18, Manila , Peninsula
    • Seminar on Gas Chromatography, 1979 Ag 2, DLSU , Manila
    • Symposium on Medicinal Plants, 1980 Ja 12, AIT , Manila
    • Seminar on Plant Chemistry, 1980 F 13, DLSU , Manila
    • Seminar on Recombinant DNA, 1980 Jl 9, DLSU , Manila
    • Seminar on Impact of Science and Technology, 1981 F 13, DLSU , Manila
    • Conference on Limits of Radioactive residue in Milk, NSTA Manila
    • Lecture-Forum on Some natural Product and the immune System, 1984 Ag 16, PWU , Manila
    • Symposuim on Herbal Technology, 1984 O 6, PWU , Manila
    • Lecture on vermiculture, 1985 Ja 30, PWU , Manila
    • Lecture-Forum on Science, 1985 My 7, UP Diliman, Quezon City
    • Seminar on Plant Chemotaxanomy, 1985 D 16, UP Diliman, Quezon City
    • Conference on Pharmacy Continuing Education Program, 1986 N 22, PWU , Manila
    • 10th Annual Scientific Meeting, 1988 Jl 12, Manila Hotel, Manila
    • Conference on Evironmental Ecology, 1989 Ap 27, Casino Espanol , Manila
    • NAST Science Literacy Forum on Climante, 1989 Je 29, Casino Espanol , Manila
    • NAST Science Literacy Forum on fish Farming, 1989 N 27, Casino Espanol , Manila
    • NAST Literacy Forum on Radiation, 1989 D 14, Casino Espanol , Manila