Karl Wah Keung Tsim

Overview

Best Publications

• Chemical analysis of Radix Astragali (Huangqi) in China: a comparison with its adulterants and seasonal variations.

  Xia Q. Ma;Q. Shi;Jinao Duan;Ting Xia Dong

  494
  Citations

• Quality control of Cordyceps sinensis, a valued traditional Chinese medicine.

  Shaoping Li;Fengqing Yang;Karl Wah Keung Tsim

  386
  Citations

• The agrin gene codes for a family of basal lamina proteins that differ in function and distribution

  Markus A. Ruegg;Karl W.K. Tsim;Sharon E. Horton;Stephan Kröger

  357
  Citations

• A polysaccharide isolated from Cordyceps sinensis, a traditional Chinese medicine, protects PC12 cells against hydrogen peroxide-induced injury.

  Shaoping Li;Kuijun Zhao;Zhaoning Ji;Zong H. Song

  341
  Citations

• Hypoglycemic activity of polysaccharide, with antioxidation, isolated from cultured Cordyceps mycelia.

  Shaoping Li;Shaoping Li;Guihong Zhang;Qingshu Zeng;Zhaogang Huang

  312
  Citations

• Chemical assessment of roots of Panax notoginseng in China: regional and seasonal variations in its active constituents.

  Tina Tingxia Dong;Xiuming Cui;Zong H. Song;Kuijun Zhao

  286
  Citations

• cDNA that encodes active agrin.

  Karl Wah Keung Tsim;Markus Andreas Rüegg;Gérard Escher;Stephan Kröger

  275
  Citations

• Anti-oxidation activity of different types of natural Cordyceps sinensis and cultured Cordyceps mycelia.

  Shao Ping Li;Shao Ping Li;Ping Li;Tina Tingxia Dong;Karl Wah Keung Tsim

  258
  Citations

• Molecular genetic and chemical assessment of radix Angelica (Danggui) in China.

  Kuijun Zhao;Tina Tingxia Dong;Pengfei Tu;Zong H. Song

  258
  Citations

• Cdk5 is involved in neuregulin-induced AChR expression at the neuromuscular junction.

  Amy Kit Yu Fu;Wing Yu Fu;Janet Cheung;Karl Wah Keung Tsim

  248
  Citations

• Flavonoids possess neuroprotective effects on cultured pheochromocytoma PC12 cells : A comparison of different flavonoids in activating estrogenic effect and in preventing β-amyloid-induced cell death

  Judy T T Zhu;Roy C Y Choi;Glanice K Y Chu;Anna W H Cheung

  232
  Citations

• Ginkgetin derived from Ginkgo biloba leaves enhances the therapeutic effect of cisplatin via ferroptosis-mediated disruption of the Nrf2/HO-1 axis in EGFR wild-type non-small-cell lung cancer.

  Jian Shu Lou;Li Ping Zhao;Zhi Hui Huang;Xia Yin Chen

  230
  Citations

• Chemical and biological assessment of a chinese herbal decoction containing Radix Astragali and Radix Angelicae Sinensis: Determination of drug ratio in having optimized properties.

  Tina Tingxia Dong;Kuijun Zhao;Qiutao Gao;Zhaoning Ji

  206
  Citations

• Identification and quantification of 13 components in Angelica sinensis (Danggui) by gas chromatography-mass spectrometry coupled with pressurized liquid extraction

  Sincheng Lao;Shaoping Li;Kelvin K.W. Kan;Peng Li

  168
  Citations

• Determination of nucleosides in natural Cordyceps sinensis and cultured Cordyceps mycelia by capillary electrophoresis.

  Shao Ping Li;Shao Ping Li;Ping Li;Tina Tingxia Dong;Karl Wah Keung Tsim

  167
  Citations

• Simultaneous determination of ergosterol, nucleosides and their bases from natural and cultured Cordyceps by pressurised liquid extraction and high-performance liquid chromatography

  Shaoping Li;Peng Li;C.M. Lai;Yuanxiang Gong

  162
  Citations

• Chemical and biological assessment of a traditional chinese herbal decoction prepared from Radix Astragali and Radix Angelicae Sinensis: orthogonal array design to optimize the extraction of chemical constituents

  Zong H. Song;Zhao N. Ji;Chun K. Lo;Tina T. X. Dong

  152
  Citations

• Identification and quantitation of eleven sesquiterpenes in three species of Curcuma rhizomes by pressurized liquid extraction and gas chromatography-mass spectrometry.

  Fengqing Yang;Shaoping Li;Ying Chen;Sincheng Lao

  145
  Citations

• Novel Dimeric Acetylcholinesterase Inhibitor Bis(7)-tacrine, but Not Donepezil, Prevents Glutamate-induced Neuronal Apoptosis by Blocking N-Methyl-d-aspartate Receptors

  Wenming Li;Rongbiao Pi;Hugh H.N. Chan;Hongjun Fu

  142
  Citations

• Chemical and biological assessment of Ziziphus jujuba fruits from China: different geographical sources and developmental stages.

  Jianping Chen;Zhonggui Li;Maitinuer Maiwulanjiang;Wendy L Zhang

  134
  Citations