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Browsing by Author "Ing-On Mondranondra"

Browsing by Author "Ing-On Mondranondra"

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  • DNA fingerprint analysis of stemona in Thailand 
    Boonyadist Vongsak (Chulalongkorn University, 2007)
    In Thailand many species of Stemona were reported and biological activities such as insecticide, insect repellency and anti-tumor were different. Thus, accurate identification of Stemona is needed in order to ensure their ...
  • Phytochemical study of Polyalthia Jucunda stem bark 
    Areerat Suedee (Chulalongkorn University, 2006)
    In the investigation of chemical constituents of the stem bark of Polyalthia jucunda (Pierre) Finet & Gagnep., 4,5-dihydroblumenol A (a norsesquiterpene), 24-methylenelanosta-7,9(11)-dien-3beta,15alpha-diol (a triterpene) ...
  • The study of coumarins and some flavonoids from ageratum conyzoides leaves 
    Srunya Vajrodaya (Chulalongkorn University, 1986)
    By means of chromatographic and crystallization techniques, a simple coumarin and two flavones i.e. eupalestin and 5’methoxy-nobiletin were isolated from the leaves of Ageratum conyzoides Linn. The physical and chemical ...