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This application is a service of the Singapore Government.

Health Sciences Authority

Publications and Presentations

publication_7

2013

  • “Automated on‐line multi‐drug analysis in urine using disposable pipette extraction with UPLC/MS/MS.” Hian Twan Chang, Hooi Yan Moy, Faridah Salleh, Chock Ying Soo, Chee Ann Ng, Yi Ju Yao and Chi Pang Lui Poster presentation at the Mass Spectrometry Conference 2013, Singapore, 6-7 Mar 2013.

2012

  • “Identification and confirmation of methiopropamine, a potential new methamphetamine-analogue drug of abuse”. Widodo Andreas, Alex Xuankai Low and Yi Ju Yao. Oral presentation at the 4th Annual meeting and symposium of the Asian Forensic Sciences Network, Bangkok, Thailand, 27 Nov 2012.
  • “First reported intoxication of 2,4-dinitrophenol in Singapore”. Yu Ting Liow, Maggie Su Su Tiong, Chia Min Lee and Yi Ju Yao. Oral presentation at the 4th Annual meeting and symposium of the Asian Forensic Sciences Network, Bangkok, Thailand, 27 Nov 2012.
  • “Case Studies of bacteria reduction on nitrobenzodiazepines in water and urine.” Kathrine Wei Shi Teo, Hooi Yan Moy, Chi Pang Lui and Yi Ju Yao. Oral presentation at the 4th Annual meeting and symposium of the Asian Forensic Sciences Network, Bangkok, Thailand, 27 Nov 2012.
  • “Determination of amphetamines, cathinones and piperazines in urine by mixed mode solid phase extraction and LC-MS/MS”. Rui Shen Ong, Maria Devianna Avisena Lieka, Hooi Yan Moy, Yi Ju Yao and Chi Pang Lui. Poster presentation at the 42nd Society of Forensic Toxicology meeting, Boston, USA, 1-6 Jul 2012.

2011

  • “A selective and sensitive detection method of O6-MAM in urine using hydrophilic interaction chromatography (HILIC)-LC/MS/MS”. Hooi Yan Moy, Guan Hong Dai, Ching Yee Yong, Yi Ju Yao and Chi Pang Lui. Oral presentation at the 2nd International Forensic Science Symposium, Kuala Lumpur, Malaysia, 14-16 Nov 2011.
  • “Determination of cathinones and piperazines in urine by UPLC-MS/MS and GC/MS”. Rui Shen Ong, Hooi Yan Moy, Yi Ju Yao and Chi Pang Lui. Oral presentation at the 2nd International Forensic Science Symposium, Kuala Lumpur, Malaysia, 14-16 Nov 2011.
  • “Evaluation of Solid-Phase Extraction Cartridges for the Quantification of THC-COOH in Urine Using Gas Chromatography/Mass Spectrometry”. Huey Sze Leong, Ngak Lee Lee, Yi Ju Yao and Chi Pang Lui. Poster presentation at the SOFT-TIAFT meeting, San Francisco, 26-30 Sep 2011
  • “New Drugs of Abuse? A case study on Phenazepam and Methoxetamine”. Nadia Norashikin Wong, Alex Low Xuankai and Yi Ju Yao. Oral presentation at the 3rd Forensic & Clinical Toxicology Australasia, Melbourne, Australia, 1-3 Aug, 2011.

2010

  • “Analytical toxicological screening and quantification of drugs and metabolites in biological fluids by LC–TOF-MS”. Kay Wah Teo, Bi Ying Tang, Siaw Teck Danny Lo and Yi Ju Yao. Separation Science, Vol 2(8), 2010, p 2-9.
  • “Analytical toxicological screening and quantification of drugs and their metabolites in biological fluids by liquid chromatography-time-of-flight mass spectrometry.” Alvin Kay Wah Teo and Yi Ju Yao. Oral presentation at the 20th International Symposium on the Forensic Sciences of the Australian and New Zealand Forensic Science Society (ANZFSS), Sydney, Sep 2010
  • “Detection of β-keto-α-methylphenethylamines and piperazines in urine specimens using gas chromatography-mass spectrometry”. Rui Shen Ong, Yi Ju Yao, Hui Boon Teh, Hooi Yan Moy and Chi Pang Lui. Poster presentation at the Separation Science Singapore Conference, 6th Aug 2010.
  • “Systematic toxicology analysis as practiced in Singapore”. Yi Ju Yao. Oral presentation at the 2nd Annual meeting and symposium of the Asian Forensic Sciences Network, Brunei, Jun 2010
  • “Toluene abuse in Singapore”. Nellie Cheng, Alex Low Xuankai and Yi Ju Yao. Oral presentation at the 2nd Annual meeting and symposium of the Asian Forensic Sciences Network, Brunei, Jun 2010

2009

  • “Analysis of glibenclamide in patients suspected of consuming illicit sexual enhancement drugs”. Yi Ju Yao. Oral presentation at the International Symposium of Forensic Science and Environmental Health, Kuala Lumpur, Malaysia, Nov 2009
  • “Screening of drug of abuse in urine by LC/MS/MS”. Hooi Yan Moy, Ching Yee Yong, Chua WT, Yi Ju Yao and Chi Pang Lui. Oral presentation at the International Symposium of Forensic Science and Environmental Health , Kuala Lumpur, Malaysia, November 2009
  • “Drugs of abuse testing in Singapore”. Yi Ju Yao. Oral presentation at the 2009 International Symposium on Drug Abuse - Education, Treatment and Forensic Science, Taipei, Taiwan, Nov 2009
  • “Analytical toxicological screening of biological fluids for drugs and their metabolites by liquid chromatography – time-of-flight mass spectrometry”. Alvin Kay Wah Teo and Yi Ju Yao. Poster presentation at the Separation Science Conference, Singapore, Aug 2009

Collaborative Research with Other Institutes

  • “Evaluation of novel sample preparation techniques for challenging biological matrices in post-mortem toxicology”. M.Sc. project by Nicholas Chan, King's College London, Department of Forensic Science and Drug Monitoring, London, UK, May – Aug 2012.
  • “A qualitative analysis of 14 beta adrenergic antagonists (beta blockers in human blood using LC-TOF-MS”. Final Year Honours project by Tan Hwee Yen, Faculty of Chemistry, National University of Singapore, Singapore, Aug 2010 - May 2011.
  • “Development of LC-MS and LC-TOF/MS methods for simultaneous determination of cardiovascular drugs in human blood – a preliminary study”. Final year project by Chow Chung Ping, School of Biological Sciences, Nanyang Technological University, Singapore, Jan - Apr 2010.
  • “Application of LC/MS in clinical and forensic toxicology - Project 2”. Final year project by Koh Eng Lye, School of Biological, Nanyang Technological University, Singapore, Jan - Apr 2009.