Slow acting protein extract from fruit pulp of Momordica charantia with insulin secretagogue and insulinomimetic activities.
- S. Yibchok-anun, S. Adisakwattana, Cheng-Yu Yao, P. Sangvanich, S. Roengsumran, W. Hsu
- BiologyBiological and Pharmaceutical Bulletin
- 1 June 2006
The M. charantia protein extract, a slow acting chemical, exerted both insulin secretagogue and insulinomimetic activities to lower blood glucose concentrations in vivo.
Antimalarial benzoquinones from an endophytic fungus, Xylaria sp.
- Srinuan Tansuwan, S. Pornpakakul, N. Chaichit
- ChemistryJournal of Natural Products
- 25 September 2007
Two novel benzoquinone metabolites, 2-chloro-5-methoxy-3-methylcyclohexa-2,5-diene-1,4-dione ( 1) and xylariaquinone A ( 2) together with two known compounds were isolated from an endophytic fungus,…
Diaporthichalasin, a Novel CYP3A4 Inhibitor from an Endophytic Diaporthe sp.
- S. Pornpakakul, S. Roengsumran, T. Ohta
- Chemistry
- 22 January 2007
A novel CYP3A4 inhibitor, diaporthichalasin, together with pycnidione were isolated from an endophytic fungus and their structures were elucidated on the basis of spectral data and their structure was confirmed by X-ray crystallographic analysis.
Structure–activity relationships of trans-cinnamic acid derivatives on α-glucosidase inhibition
- S. Adisakwattana, K. Sookkongwaree, S. Yibchok-anun
- Chemistry
- 7 June 2004
Inhibition of viral proteases by Zingiberaceae extracts and flavones isolated from Kaempferia parviflora.
- K. Sookkongwaree, M. Geitmann, S. Roengsumran, A. Petsom, U. Danielson
- Biology, ChemistryPharmazie
- 1 August 2006
In order to identify novel lead compounds with antiviral effect, methanol and aqueous extracts of eight medicinal plants in the Zingiberaceae family were screened for inhibition of proteases from…
Croblongifolin, a new anticancer clerodane from Croton oblongifolius.
- S. Roengsumran, Kusalin Musikul, N. Chaichit
- ChemistryPlanta Medica
- 1 March 2002
Croblongifolin showed a significant cytotoxicity against various human tumor cell lines including HEP-G2, SW620, CHAGO, KATO3 and BT474.
Cytotoxic labdane diterpenoids from Croton oblongifolius.
- S. Roengsumran, A. Petsom, S. Phuthong
- ChemistryPhytochemistry
- 2001
Cassane diterpenoid from Caesalpinia major.
- S. Roengsumran, S. Limsuwankesorn, N. Ngamrojnavanich, A. Petsom, C. Chaichantipyuth, T. Ishikawa
- ChemistryPhytochemistry
- 1 April 2000
Furanocembranoids from the stem bark of Croton oblongifolius.
- K. Pudhom, T. Vilaivan, S. Roengsumran
- ChemistryJournal of Natural Products
- 7 March 2007
Four novel furanocembranoids were isolated from the stem bark of Croton oblongifolius and exhibited good cytotoxicity against several human tumor cell lines.
Determination of oligomer distribution of alkylphenol polyethoxylates and fatty alcohol polyethoxylates by positive-ion atmospheric pressure chemical ionization mass spectrometry
- S. Pattanaargsorn, P. Sangvanich, A. Petsom, S. Roengsumran
- Chemistry
- 1995
Positive-ion atmospheric pressure chemical ionization mass spectrometry was used to analyse commercial alkylphenol polyethoxylates and fatty alcohol polyethoxylates. The mass spectra show oligomer…
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