Y. Chan

A novel 1:1 complex of potassium mikanin-3-O-sulfate with methanol.

T. Mak, P. But, Zhen-dan He, 2001, Chemical & pharmaceutical bulletin.

Antitussive and central respiratory depressant effects of Stemona tuberosa.

P. Shaw, P. But, R. Jiang, 2010, Journal of ethnopharmacology.

Isolation and chemotaxonomic significance of tuberostemospironine-type alkaloids from Stemona tuberosa.

P. Shaw, P. But, Hong-Xi Xu, 2006, Phytochemistry.

Alkaloids and chemical diversity of Stemona tuberosa.

P. Shaw, H. Greger, P. But, 2006, Journal of natural products.

Isolation of iridoid and secoiridoid glycosides and comparative study on Radix gentianae and related adulterants by HPLC analysis.

P. Shaw, Ka-Lok Wong, P. But, 2005, Phytochemistry.

Analyses of Stemona alkaloids in Stemona tuberosa by liquid chromatography/tandem mass spectrometry.

P. Shaw, P. But, T. Chan, 2006, Rapid communications in mass spectrometry : RCM.

Antiviral constituents against respiratory viruses from Mikania micrantha.

P. Shaw, Shuangcheng Ma, W. Ye, 2009, Journal of natural products.