Choi RC - Search Results

1

Microfluidic chip based nano liquid chromatography coupled to tandem mass spectrometry for the determination of abused drugs and metabolites in human hair.

Zhu KY, Leung KW, Ting AK, Wong ZC, Ng WY, Choi RC, Dong TT, Wang T, Lau DT, Tsim KW. Zhu KY, et al. Among authors: choi rc. Anal Bioanal Chem. 2012 Mar;402(9):2805-15. doi: 10.1007/s00216-012-5711-6. Epub 2012 Jan 27. Anal Bioanal Chem. 2012. PMID: 22281681

2

Quality assessment of a formulated Chinese herbal decoction, Kaixinsan, by using rapid resolution liquid chromatography coupled with mass spectrometry: A chemical evaluation of different historical formulae.

Zhu KY, Fu Q, Xie HQ, Xu SL, Cheung AW, Zheng KY, Luk WK, Choi RC, Lau DT, Dong TT, Jiang ZY, Chen JJ, Tsim KW. Zhu KY, et al. Among authors: choi rc. J Sep Sci. 2010 Dec;33(23-24):3666-74. doi: 10.1002/jssc.201000498. J Sep Sci. 2010. PMID: 21077129

3

The establishment of a highly sensitive method in detecting ketamine and norketamine simultaneously in human hairs by HPLC-Chip-MS/MS.

Zhu KY, Leung KW, Ting AK, Wong ZC, Fu Q, Ng WY, Choi RC, Dong TT, Wang T, Lau DT, Tsim KW. Zhu KY, et al. Among authors: choi rc. Forensic Sci Int. 2011 May 20;208(1-3):53-8. doi: 10.1016/j.forsciint.2010.10.028. Epub 2010 Nov 26. Forensic Sci Int. 2011. PMID: 21112706

4

The establishment of a sensitive method in determining different neurotransmitters simultaneously in rat brains by using liquid chromatography-electrospray tandem mass spectrometry.

Zhu KY, Fu Q, Leung KW, Wong ZC, Choi RC, Tsim KW. Zhu KY, et al. Among authors: choi rc. J Chromatogr B Analyt Technol Biomed Life Sci. 2011 Apr 1;879(11-12):737-42. doi: 10.1016/j.jchromb.2011.02.011. Epub 2011 Feb 13. J Chromatogr B Analyt Technol Biomed Life Sci. 2011. PMID: 21377429

5

Transcriptional regulation of acetylcholinesterase-associated collagen ColQ: differential expression in fast and slow twitch muscle fibers is driven by distinct promoters.

Lee HH, Choi RC, Ting AK, Siow NL, Jiang JX, Massoulié J, Tsim KW. Lee HH, et al. Among authors: choi rc. J Biol Chem. 2004 Jun 25;279(26):27098-107. doi: 10.1074/jbc.M402596200. Epub 2004 Apr 21. J Biol Chem. 2004. PMID: 15102835 Free article.

6

ATP potentiates agrin-induced AChR aggregation in cultured myotubes: activation of RhoA in P2Y1 nucleotide receptor signaling at vertebrate neuromuscular junctions.

Ling KK, Siow NL, Choi RC, Ting AK, Kong LW, Tsim KW. Ling KK, et al. Among authors: choi rc. J Biol Chem. 2004 Jul 23;279(30):31081-8. doi: 10.1074/jbc.M403316200. Epub 2004 May 15. J Biol Chem. 2004. PMID: 15145960 Free article.

7

Targeting acetylcholinesterase to membrane rafts: a function mediated by the proline-rich membrane anchor (PRiMA) in neurons.

Xie HQ, Liang D, Leung KW, Chen VP, Zhu KY, Chan WK, Choi RC, Massoulié J, Tsim KW. Xie HQ, et al. Among authors: choi rc. J Biol Chem. 2010 Apr 9;285(15):11537-46. doi: 10.1074/jbc.M109.038711. Epub 2010 Feb 10. J Biol Chem. 2010. PMID: 20147288 Free PMC article.

8

Chemical and biological assessment of Angelicae Sinensis Radix after processing with wine: an orthogonal array design to reveal the optimized conditions.

Zhan JY, Zheng KY, Zhu KY, Bi CW, Zhang WL, Du CY, Fu Q, Dong TT, Choi RC, Tsim KW, Lau DT. Zhan JY, et al. Among authors: choi rc. J Agric Food Chem. 2011 Jun 8;59(11):6091-8. doi: 10.1021/jf200728e. Epub 2011 May 5. J Agric Food Chem. 2011. PMID: 21520895

9

Baicalin, a flavone, induces the differentiation of cultured osteoblasts: an action via the Wnt/beta-catenin signaling pathway.

Guo AJ, Choi RC, Cheung AW, Chen VP, Xu SL, Dong TT, Chen JJ, Tsim KW. Guo AJ, et al. Among authors: choi rc. J Biol Chem. 2011 Aug 12;286(32):27882-93. doi: 10.1074/jbc.M111.236281. Epub 2011 Jun 7. J Biol Chem. 2011. PMID: 21652696 Free PMC article.

10

The assembly of proline-rich membrane anchor (PRiMA)-linked acetylcholinesterase enzyme: glycosylation is required for enzymatic activity but not for oligomerization.

Chen VP, Choi RC, Chan WK, Leung KW, Guo AJ, Chan GK, Luk WK, Tsim KW. Chen VP, et al. Among authors: choi rc. J Biol Chem. 2011 Sep 23;286(38):32948-61. doi: 10.1074/jbc.M111.261248. Epub 2011 Jul 27. J Biol Chem. 2011. PMID: 21795704 Free PMC article.

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