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Hwee Ling Koh

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Full Name
Hwee Ling Koh
Variants
Koh, H.-L.
Ling, K.H.
Koh, H.L.
Hwee, L.K.
Koh, H.
Hwee Ling Koh
 
Main Affiliation
 
Faculty
 
Email
phakohhl@nus.edu.sg
 

Publications

Results 21-40 of 70 (Search time: 0.013 seconds).

Issue DateTitleAuthor(s)
2115-May-2021Development of phosphodiesterase–protein-kinase complexes as novel targets for discovery of inhibitors with enhanced specificityTulsian, Nikhil K. ; Sin, Valerie Jia-En; Koh, Hwee-Ling ; Anand, Ganesh S. 
222020Effects of Vitex trifolia L. Leaf extracts and phytoconstituents on cytokine production in human u937 macrophagesWee, H.-N. ; Neo, S.-Y. ; Singh, D. ; Yew, H.-C. ; Qiu, Z.-Y.; Tsai, X.-R.C.; How, S.-Y.; Yip, K.-Y.C.; Tan, C.-H. ; Koh, H.-L. 
23Jun-2005Effects of water-soluble Ganoderma lucidum polysaccharides on the immune functions of patients with advanced lung cancerGao, Y.; Tang, W.; Dai, X.; Gao, H.; Chen, G.; Ye, J.; Chan, E. ; Koh, H.L. ; Li, X.; Zhou, S. 
242006Electrospray tandem mass spectrometric investigations of tadalafil and its analogue [4]Zou, P.; Hou, P.; Oh, S.S.-Y.; Low, M.-Y.; Koh, H.-L. 
252-Nov-2005Genetic diversity and variation of saponin contents in Panax notoginseng roots from a single farmHong, D.Y.Q.; Lau, A.J. ; Yeo, C.L.; Liu, X.K.; Yang, C.R.; Koh, H.L. ; Hong, Y.
262018Ginsenoside Rg1 modulates medial prefrontal cortical firing and suppresses the hippocampo-medial prefrontal cortical long-term potentiationGhaeminia, M. ; Rajkumar, R. ; Koh, H.-L. ; Dawe, G.S. ; Tan, C.H. 
272015Hepatotoxic potential of asarones: In vitro evaluation of hepatotoxicity and quantitative determination in herbal productsPatel, D.N ; Ho, H.K ; Tan, L.L; Tan, M.-M.B; Zhang, Q; Low, M.-Y; Chan, C.-L ; Koh, H.-L 
282005Herb-drug interactions: A literature reviewHu, Z.; Yang, X.; Ho, P.C.L. ; Sui, Y.C. ; Heng, P.W.S. ; Chan, E. ; Duan, W.; Hwee, L.K. ; Zhou, S. 
299-Jan-2004Herbal bioactivation: The good, the bad and the uglyZhou, S. ; Koh, H.-L. ; Gao, Y.; Gong, Z.-Y. ; Lee, E.J.D.
3019-Nov-2004High-performance liquid chromatographic method with quantitative comparisons of whole chromatograms of raw and steamed Panax notoginsengLau, A.-J. ; Seo, B.-H.; Woo, S.-O.; Koh, H.-L. 
312001HPLC and GC-MS screening of Chinese proprietary medicine for undeclared therapeutic substancesLiu, S.-Y.; Woo, S.-O.; Koh, H.-L. 
322005Hydrophilic interaction liquid chromatography with tandem mass spectrometry for the determination of underivatized dencichine (β-N-oxalyl-L-α, β-diaminopropionic acid) in Panax medicinal plant speciesKoh, H.-L. ; Lau, A.-J. ; Chan, E.C.-Y.
331-Nov-2011Identification of a new sildenafil analogue in a health supplementGe, X.; Li, L.; Koh, H.-L. ; Low, M.-Y.
34Jan-2012Identification of active compounds from medicinal plant extracts using gas chromatography-mass spectrometry and multivariate data analysisChing, J.; Soh, W.-L.; Tan, C.-H.; Lee, J.-F.; Tan, J.-Y.C.; Yang, J.; Yap, C.-W. ; Koh, H.-L. 
359-Jun-2008Identification of benzamidenafil, a new class of phosphodiesterase-5 inhibitor, as an adulterant in a dietary supplementZou, P.; Hou, P.; Oh, S.S.-Y.; Ge, X.; Bloodworth, B.C.; Low, M.-Y.; Koh, H.-L. 
362019Identification of Phytoconstituents in Leea indica (Burm. F.) Merr. Leaves by high performance liquid chromatography micro time-of-flight mass spectrometrySingh, D. ; Siew, Y.-Y. ; Chong, T.-I.; Yew, H.-C. ; Ho, S.S.-W.; Lim, C.S.E.-S.; Tan, W.-X.; Neo, S.-Y. ; Koh, H.-L. 
37Nov-2012Isolation and characterization of propoxyphenyl linked sildenafil and thiosildenafil analogues in health supplementsKee, C.-L.; Ge, X.; Koh, H.-L. ; Low, M.-Y.
382009Isolation and identification of hydroxythiohomosildenafil in herbal dietary supplements sold as sexual performance enhancement productsLi, L.; Low, M.-Y.; Aliwarga, F.; Teo, J.; Ge, X.-W.; Zeng, Y.; Bloodworth, B.C.; Koh, H.-L. 
399-Jun-2008Isolation and identification of thiohomosildenafil and thiosildenafil in health supplementsZou, P.; Hou, P.; Oh, S.S.-Y.; Chong, Y.M.; Bloodworth, B.C.; Low, M.-Y.; Koh, H.-L. 
402013Isolation and structural elucidation of a new sildenafil analogue from a functional coffeeLi, L.; Low, M.-Y.; Ge, X.; Bloodworth, B.C.; Koh, H.-L.