Karl Wah Keung Tsim

Karl Wah Keung Tsim publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Karl Wah Keung Tsim sits on this spectrum.

Karl Wah Keung Tsim D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Karl Wah Keung Tsim sits on this spectrum.

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