Hwee-Ling Koh - Dissemin

Papers authored by Hwee-Ling Koh

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2015 Han Kiat eHo, Qian eZhang, Min-Yong eLow, Cheng-Leng eChan, Hwee-Ling eKoh, Dhavalkumar Narendrabha Patel, Han K. Ho, Liesbet L. Tan, Mui-Belinda Tan, Qian Zhang, Min-Yong Low, Cheng-Leng Chan, Hwee-Ling Koh

Hepatotoxic potential of asarones: In vitro evaluation of hepatotoxicity and quantitative determination in herbal products

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Tahira Farooqui, Hwee-Ling Koh

, Akhlaq A. Farooqui, Wei-Yi Ong, Eng-Ang Ling

Protective effects of ginseng on neurological disorders

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2014 Yin Siew, Sogand Zareisedehizadeh

, Wei-Guang Seetoh

, Soek-Ying Neo, Chay-Hoon Tan, Hwee-Ling Koh

Ethnobotanical survey of usage of fresh medicinal plants in Singapore

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Chee-Leong Kee, Hwee-Ling Koh

, Bosco Chen Bloodworth, Bosco Chen Bloowworth, Yun Zeng, Kin-Har Kiang, Min-Yong Low, Xiaowei Ge

Structural elucidation of propoxyphenyl isobutyl aildenafil, adulterant in a health supplement using high-resolution Orbitrap mass spectrometry

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Sogand Zareisedehizadeh

, Chay-Hoon Tan, Hwee-Ling Koh

A Review of Botanical Characteristics, Traditional Usage, Chemical Components, Pharmacological Activities, and Safety of Pereskia bleo (Kunth) DC

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2013 Dong Wang, Hwee-Ling Koh

, Yan Hong, Hong-Tao Zhu, Min Xu, Ying-Jun Zhang, Chong-Ren Yang

Chemical and morphological variations of Panax notoginseng and their relationship

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Chee-Leong Kee, Xiaowei Ge, Min-Yong Low, Hwee-Ling Koh

Structural elucidation of a new sildenafil analogue using high-resolution Orbitrap mass spectrometry

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Dhavalkumar Narendrabhai Patel, Lin Li, Chee-Leong Kee, Xiaowei Ge, Min-Yong Low, Hwee-Ling Koh

Screening of synthetic PDE-5 inhibitors and their analogues as adulterants: Analytical techniques and challenges

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B. Chen, H.-L. Koh

, X.-B. Jia

Research progress and thought on processing of Panax notoginseng

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2012 Chee-Leong Kee, Xiaowei Ge, Hwee-Ling Koh

, Min-Yong Low

Isolation and characterization of propoxyphenyl linked sildenafil and thiosildenafil analogues in health supplements

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Dhavalkumar Narendrabhai Patel, Hai‐Shu Lin, Hwee‐Ling Koh

Quantification of ginsenosides Rh4 and Rk3 in rat plasma by liquid chromatography‐tandem mass spectrometry: Application to a pre‐clinical pharmacokinetic study

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Dhavalkumar Narendrabhai Patel, Wai-Ling Low, Libei Liesbet Tan, Mui-Belinda Tan, Qian Zhang, Min-Yong Low, Cheng-Leng Chan, Hwee-Ling Koh

Adverse events associated with the use of complementary medicine and health supplements: An analysis of reports in the Singapore Pharmacovigilance database from 1998 to 2009

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Low Min Yong, Lin Li, Li Lin (李霖), Min-Yong Low, Xiaowei Ge, Bloodworth C. Bosco Ge Xiaowei, Bosco C. Bloodworth, Hwee-Ling Koh

, Koh Hwee Ling

Isolation and structural elucidation of a new sildenafil analogue from a functional coffee

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Low Min Yong, Ge Xiaowei, Min-Yong Low, Li Lin (李霖), Lin Li, Chee-Leong Kee, Kee Chee Leong, Hwee-Ling Koh

, Koh Hwee Ling

Isolation and structural elucidation of flibanserin as an adulterant in a health supplement used for female sexual performance enhancement

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2011 Jianhong Ching, Wei-Li Soh, Chay-Hoon Tan, Jun-Feng Lee, Jiun-Yu Christina Tan, Jiun‐Yu Christina Tan, Jun Yang, Chun-Wei Yap, Hwee-Ling Koh

Identification of active compounds from medicinal plant extracts using gas chromatography-mass spectrometry and multivariate data analysis

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Xiaowei Ge, Lin Li, Hwee-Ling Koh

, Min-Yong Low

Identification of a new sildenafil analogue in a health supplement

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Xudong Yuan, Minyi Hu, Hwee Ling Koh

, Wai Keung Chui

The Quality Control and Pharmaceutical Analysis of Nonvolatile and Volatile Bioactive Compounds in Chinese Herbal Medicine by HPLC and GC

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Jianhong Ching, Hai-Shu Lin, Chay-Hoon Tan, Hwee-Ling Koh

Quantification of α- and β-amyrin in rat plasma by gas chromatography-mass spectrometry: application to preclinical pharmacokinetic study

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Ding-Fung Toh, Dhavalkumar Narendrabhai Patel, Eric Chun-Yong Chan, Alvin Teo, Soek-Ying Neo, Hwee-Ling Koh

Anti-proliferative effects of raw and steamed extracts of Panax notoginseng and its ginsenoside constituents on human liver cancer cells

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2010 Ding-Fung Toh, Lee-Sun New, Hwee-Ling Koh

, Eric Chun-Yong Chan

Ultra-high performance liquid chromatography/time-of-flight mass spectrometry (UHPLC/TOFMS) for time-dependent profiling of raw and steamed Panax notoginseng

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Papers authored by Hwee-Ling Koh