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Chemistry and biological activities of caffeic acid derivatives from Salvia miltiorrhiza.
Caffeic acid (3,4-dihydroxycinnamic acid), one of the most common phenolic acids, frequently occurs in fruits, grains and dietary supplements for human consumption as simple esters with quinic acidExpand
Antitussive and central respiratory depressant effects of Stemona tuberosa.
AIMS OF THE STUDY Stemona alkaloids with distinctly different chemical skeletons are recently reported as the active components in the antitussive herb Baibu derived from the root-tubers of StemonaExpand
Evaluation of in vitro anti-proliferative and immunomodulatory activities of compounds isolated from Curcuma longa.
  • G. Yue, B. Chan, +4 authors C. Lau
  • Biology, Medicine
  • Food and chemical toxicology : an international…
  • 1 August 2010
The rhizome of Curcuma longa (CL) has been commonly used in Asia as a potential candidate for the treatment of different diseases, including inflammatory disorders and cancers. The present studyExpand
Structure elucidation and total synthesis of new tanshinones isolated from Salvia miltiorrhiza Bunge (Danshen)
Totally 11 new compounds have been isolated from the dried root of Salvia miltiorrhiza Bunge «Danshen» and their structures were elucidated by means of spectrometric methods. The total syntheses ofExpand
Pheophorbide a, a major antitumor component purified from Scutellaria barbata, induces apoptosis in human hepatocellular carcinoma cells.
Scutellaria barbata has long been used as a Chinese medicine for the treatment of liver diseases such as hepatitis and hepatocellular carcinoma. In the present study, a bioassay-guided method wasExpand
Antitussive activity of Stemona alkaloids from Stemona tuberosa.
Bioactivity-directed fractionation of the crude extract of Stemona tuberosa led to the isolation and characterization of four new stenine-type Stemona alkaloids, namely tuberostemonine J ( 2),Expand
The role of turmerones on curcumin transportation and P-glycoprotein activities in intestinal Caco-2 cells.
The rhizome of Curcuma longa (turmeric) is often used in Asia as a spice and as a medicine. Its most well-studied component, curcumin, has been shown to exhibit poor bioavailability in animal studiesExpand
Authentication of the anti-tumor herb Baihuasheshecao with bioactive marker compounds and molecular sequences
Baihuasheshecao (Hedyotis diffusa), a Chinese herb for cancer treatment, is frequently adulterated by a related species Hedyotis corymbosa. DNA sequencing of the complete internal transcribed spacerExpand
Demonstration of the myocardial salvage effect of lithospermic acid B isolated from the aqueous extract of Salvia miltiorrhiza.
Lithospermic acid B has been isolated to > 95% purity by high performance liquid chromatography from the aqueous extract of the roots of Salvia miltiorrhiza. When infused at 5.5 mumoles/kg into theExpand
Prehispanolone, a novel platelet activating factor receptor antagonist from Leonurus heterophyllus
1 Using an in vitro radioligand binding assay for the platelet activating factor (PAF) receptor, we have identified a novel, specific PAF antagonist, prehispanolone, from a Chinese medicinal herbExpand