• Publications
  • Influence
Some aspects of toxic contaminants in herbal medicines.
  • K. Chan
  • Business, Medicine
  • Chemosphere
  • 1 September 2003
TLDR
This paper illustrates how advances in chemical and biomedical analysis would help to detect intentional and unintentional toxic contaminants in herbal substances and how modernization and progress are being carried out to get the best out of Chinese medicines for public healthcare. Expand
Progress in traditional Chinese medicine.
  • K. Chan
  • Medicine
  • Trends in pharmacological sciences
  • 1 June 1995
TLDR
Kelvin Chan overviews the TCM practitioners' concepts of how TCM natural products work and attempts to suggest the pharmacological interpretation of their mechanisms of action, and critically assessing the authenticity, quality, toxicity and clinical efficacy of these natural products. Expand
The analgesic and anti-inflammatory effects of Portulaca oleracea L. subsp. Sativa (Haw.) Celak.
TLDR
Results indicate this cultivar species of Portulaca also possesses some of the claimed traditional uses of the wild species in the relief of pain and inflammation. Expand
Anti-inflammatory and anti-ulcer activity of Calligonum comosum in rats.
TLDR
The 10% ethanol extract of the aerial parts of Calligonum comosum significantly reduced the increase in hind paw oedema induced by carrageenan in rats and showed significant anti-inflammatory activity in the cotton pellet model. Expand
Protective effects of Danshensu from the aqueous extract of Salvia miltiorrhiza (Danshen) against homocysteine-induced endothelial dysfunction.
TLDR
Interestingly, Danshen extract and its pure compounds showed different effectiveness in protecting HUVEC against Hcy-induced injury according to the following descending order: Dansen aqueous extract, 3-(3,4-dihydroxy-phenyl)-2-hydroxy-propionic acid, protocatechuic acid, catechin and protocatechualdehyde. Expand
Neuropharmacological actions of Portulaca oleraceae L v. sativa (Hawk).
TLDR
It is indicated from the results of the present study that P. oleracea v. sativa possesses varied effects on both the central and peripheral nervous system and the plant should be exhaustively studied for other neuropharmacological effects. Expand
Anti-nociceptive and anti-inflammatory properties of Caralluma arabica.
TLDR
Results of the present study confirm the use of C. arabica traditionally for the treatment of painful and inflammatory conditions and indicate transdermal absorption of the plant extract. Expand
Emergency medicine in Hong Kong.
TLDR
The Hong Kong College of Emergency Medicine is now formally recognized by the Royal College of Surgeons in the United Kingdom, and the emergency medical system in Hong Kong may serve as a model for the development of emergency medicine in mainland China. Expand
A panel study on the effects of a Chinese medicinal suppository, Vigconic VI-28, on insulin-like growth factor 1 and homocysteine in healthy men.
TLDR
It is believed that VI-28 may exert a regulatory effect on the relationship between Hcy and IGF-1, at least in subjects with relatively low levels of Hcy, and an apparent association of hyperhomocysteinemia (Hcy> or =13.0 micromol/l) with decreased IGF- 1. Expand
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