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- Publications
- Influence
Biologically active substances from amphibians: preliminary studies on anurans from twenty-one genera of Thailand.
- J. Daly, Naratitt Noimai, +8 authors T. Chan-ard
- Biology, Medicine
- Toxicon : official journal of the International…
- 15 December 2004
Amphibian skin has been the source of a wide variety of biologically active substances, but less than one-third of the known genera of amphibians have been probed for such active substances. Skins of… Expand
Anti‐HIV‐1 constituents from Clausena excavata: Part II. carbazoles and a pyranocoumarin
- Boonsong Kongkathip, N. Kongkathip, A. Sunthitikawinsakul, Chanita Napaswat, C. Yoosook
- Biology, Medicine
- Phytotherapy research : PTR
- 1 August 2005
Three carbazole derivatives, O‐methylmukonal (1), 3‐formyl‐2,7‐dimethoxycarbazole (2) and clauszoline J (3), and a pyranocoumarin, clausenidin (4), were isolated from the rhizomes and roots of… Expand
Coumarins and carbazoles from Clausena excavata exhibited antimycobacterial and antifungal activities.
- A. Sunthitikawinsakul, N. Kongkathip, +5 authors Sasarose Rochanaruangrai
- Medicine, Biology
- Planta medica
- 1 February 2003
Four known coumarins, dentatin (1), nor-dentatin (2), clausenidin (3) and xanthoxyletin (5), and six known carbazole derivatives, 3-formylcarbazole (6), mukonal (7), 3-methoxycarbonylcarbazole (8),… Expand
Anti‐HIV‐1 limonoid: first isolation from Clausena excavata
- A. Sunthitikawinsakul, N. Kongkathip, +7 authors C. Yoosook
- Biology, Medicine
- Phytotherapy research : PTR
- 1 November 2003
A limonoid, clausenolide‐1‐ethyl ether (1) and two coumarins, dentatin (2) and nor‐dentatin (3), were isolated from Clausena excavata. Limonoid 1 was obtained from the crude ethanol extract of the… Expand
Study on cardiac contractility of cycloeucalenol and cycloeucalenone isolated from Tinospora crispa.
- N. Kongkathip, P. Dhumma-upakorn, Boonsong Kongkathip, Khanittha Chawananoraset, Prapasri Sangchomkaeo, Som Hatthakitpanichakul
- Medicine
- Journal of ethnopharmacology
- 1 November 2002
This report describes the isolation of two triterpenes from the stems of Tinospora crispa, namely, cycloeucalenol (1). and cycloeucalenone (2). for the first time. It was found that cycloeucalenol… Expand
Constituents and Bioactivities of Clausena excavata
- N. Kongkathip, Boonsong Kongkathip
- Chemistry
- 25 August 2009
Potent antitumor activity of synthetic 1,2-Naphthoquinones and 1,4-Naphthoquinones.
- N. Kongkathip, Boonsong Kongkathip, +6 authors P. Kongsaeree
- Chemistry, Medicine
- Bioorganic & medicinal chemistry
- 17 July 2003
Rhinacanthone (1) and two 1,2-pyranonaphthoquinones (2,3) were synthesized and found to show very potent cytotoxicity against three cancer cell lines (KB, HeLa and HepG(2)) with IC(50) values of… Expand
First synthesis of 3,16,20-polyoxygenated cholestanes, new cytotoxic steroids from the gorgonian Leptogorgia sarmentosa
- Suthinee Boonananwong, Boonsong Kongkathip, N. Kongkathip
- Biology, Medicine
- Steroids
- 1 October 2008
Using tigogenin as starting material, (20S)-20-hydroxycholestane-3,6-dione (1), (16S, 20S)-16,20-dihydroxycholestan-3-one (2), (20S)-20-hydroxycholest-1-ene-3,16-dione (3) and… Expand
Transforming rhinacanthin analogues from potent anticancer agents into potent antimalarial agents.
- N. Kongkathip, Narathip Pradidphol, +9 authors Boonsong Kongkathip
- Chemistry, Medicine
- Journal of medicinal chemistry
- 12 January 2010
Twenty-six novel naphthoquinone aliphatic esters were synthesized by esterification of 1,4-naphthoquinone alcohols with various aliphatic acids. The 1,4-naphthoquinone alcohols were prepared from… Expand
Synthesis of cytotoxic novel 9,11-secosterol analogs: Structure/activity studies
- Boonsong Kongkathip, Anuch Hasakunpaisarn, Suthinee Boonananwong, N. Kongkathip
- Chemistry, Medicine
- Steroids
- 1 December 2010
In an effort to determine the pharmaceutical utility and the structural requirements for activity against tumor cell lines, 30 novel 9,11-secosterol analogues with different side chains and degrees… Expand