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- Publications
- Influence
Cytotoxic, hepatoprotective and free radical scavenging effects of propolis from Brazil, Peru, the Netherlands and China.
- A. Banskota, Y. Tezuka, +5 authors S. Kadota
- Biology, Medicine
- Journal of ethnopharmacology
- 1 September 2000
Propolis is a resinous hive product collected by honeybees from various plant sources. The composition of the propolis depends upon the time, vegetation and the area of collection. Thus, quality… Expand
Hepatoprotective effect of Apocynum venetum and its active constituents.
The leaves of Apocynum venetum L. are used as a tea material in north China and Japan. A water extract (500 mg/kg/day, one week administration) of the leaves of A. venetum showed protective effects… Expand
Hepatoprotective and anti-Helicobacter pylori activities of constituents from Brazilian propolis.
- A. Banskota, Y. Tezuka, +4 authors S. Kadota
- Biology, Medicine
- Phytomedicine : international journal of…
- 2001
Propolis is a resinous hive product collected by honeybees from various plant sources. It is extensively used in food, beverage and in folk medicine for treating various ailments and reported to have… Expand
Quadranosides I-V, new triterpene glucosides from the seeds of Combretum quadrangulare.
- I. Adnyana, Y. Tezuka, A. Banskota, Q. Xiong, K. Trần, S. Kadota
- Biology, Chemistry
- Journal of natural products
- 7 March 2000
Five new triterpene glucosides, quadranosides I-V (1-5), have been isolated from a MeOH extract of the seeds of Combretum quadrangulare, together with 13 known compounds. The structures of compounds… Expand
Quadranosides VI-XI, six new triterpene glucosides from the seeds of Combretum quadrangulare.
- I. Adnyana, Y. Tezuka, S. Awale, A. Banskota, K. Trần, S. Kadota
- Chemistry, Medicine
- Chemical & pharmaceutical bulletin
- 1 August 2000
Six new triterpene glucosides, quadranosides VI-XI (1-6), belonging to three different [ursane- (1-4), oleanane- (5) and lupane-type (6)] triterpene classes, have been isolated from a MeOH extract of… Expand
Hepatoprotective effect of Combretum quadrangulare and its constituents.
- A. Banskota, Y. Tezuka, +6 authors S. Kadota
- Biology, Medicine
- Biological & pharmaceutical bulletin
- 1 April 2000
The MeOH extract of leaves of Combretum quadrangulare showed significant hepatoprotective effect on D-galactosamine (D-GalN)/lipopolysaccharide (LPS)-induced experimental liver injury in mice and on… Expand
Three new triterpenes from the seeds of Combretum quadrangulare and their hepatoprotective activity.
- I. Adnyana, Y. Tezuka, A. Banskota, K. Trần, S. Kadota
- Chemistry, Medicine
- Journal of natural products
- 31 January 2001
Three new triterpenes of the lupane type, 2alpha,6beta-dihydroxybetulinic acid (1) and 6beta-hydroxyhovenic acid (2), and an oleanane type, 6beta-hydroxyarjunic acid (3), together with several known… Expand
Nitric oxide inhibitory isopimarane-type diterpenes from Orthosiphon stamineus of Indonesia.
- S. Awale, Y. Tezuka, A. Banskota, I. Adnyana, S. Kadota
- Medicine, Chemistry
- Journal of natural products
- 28 January 2003
A methanolic extract of Orthosiphon stamineus yielded six new highly oxygenated isopimarane-type diterpenes, orthosiphols U-Z (1-6), and 15 previously reported diterpenes. The isolated diterpenes all… Expand
Hepatoprotective constituents of the seeds of Combretum quadrangulare.
- I. Adnyana, Y. Tezuka, A. Banskota, K. Trần, S. Kadot
- Chemistry, Medicine
- Biological & pharmaceutical bulletin
- 1 November 2000
Hepatoprotective effect of MeOH, MeOH-H2O (1:1) and H2O extracts of Combretum quadrangulare seeds were examined on D-galactosamine (D-GalN)/tumor necrosis factor-alpha(TNF-alpha)-induced cell death… Expand
Highly-oxygenated isopimarane-type diterpenes from Orthosiphon stamineus of Indonesia and their nitric oxide inhibitory activity.
- S. Awale, Y. Tezuka, A. Banskota, I. Adnyana, S. Kadota
- Medicine, Chemistry
- Chemical & pharmaceutical bulletin
- 1 March 2003
From the methanolic extract of Indonesian Orthosiphon stamineus, nine new highly-oxygenated isopimarane-type diterpenes [7-O-deacetylorthosiphol B (1), 6-hydroxyorthosiphol B (2),… Expand