Search Results - "Wong, Zack C. F"

The establishment of a sensitive method in determining different neurotransmitters simultaneously in rat brains by using liquid chromatography–electrospray tandem mass spectrometry by Zhu, Kevin Y., Fu, Qiang, Leung, K. Wing, Wong, Zack C.F., Choi, Roy C.Y., Tsim, Karl W.K.

“…An effective way to determine the amount of different neurotransmitters is vital to the study of brain function. Here, a highly sensitive HPLC–MS/MS method was…”
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Microfluidic chip based nano liquid chromatography coupled to tandem mass spectrometry for the determination of abused drugs and metabolites in human hair by Zhu, Kevin Y., Leung, K. Wing, Ting, Annie K. L., Wong, Zack C. F., Ng, Winki Y. Y., Choi, Roy C. Y., Dong, Tina T. X., Wang, Tiejie, Lau, David T. W., Tsim, Karl W. K.

“…A microfluidic chip based nano-HPLC coupled to tandem mass spectrometry (nano-HPLC-Chip-MS/MS) has been developed for simultaneous measurement of abused drugs…”
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Origin of Red Color in Edible Bird’s Nests Directed by the Binding of Fe Ions to Acidic Mammalian Chitinase-like Protein by Wong, Zack C. F, Chan, Gallant K. L, Dong, Tina T. X, Tsim, Karl W. K

“…The red color of edible bird’s nests (EBNs) has remained a mystery for hundreds of years. Here, different analytical methods were employed to identify the…”
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The establishment of a highly sensitive method in detecting ketamine and norketamine simultaneously in human hairs by HPLC-Chip–MS/MS by Zhu, Kevin Y, Leung, K. Wing, Ting, Annie K.L, Wong, Zack C.F, Fu, Qiang, Ng, Winki Y.Y, Choi, Roy C.Y, Dong, Tina T.X, Wang, Tiejie, Lau, David T.W, Tsim, Karl W.K

“…Abstract An effective way to reveal the history of drug abuse is to determine the parental drug and its metabolites in hair. Here, a quantitative…”
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Surveillance of drug abuse in Hong Kong by hair analysis using LC‐MS/MS by Leung, K. Wing, Wong, Zack C.F., Ho, Janet Y.M., Yip, Ada W.S., Cheung, Jerry K.H., Ho, Karen K.L., Duan, Ran, Tsim, Karl W.K.

“…The aim of this study is to reveal the habits of drug abusers in hair samples from drug rehabilitation units in Hong Kong. With the application of liquid…”
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Determination of hair ketamine cut-off value from Hong Kong ketamine users by LC–MS/MS analysis by Leung, K. Wing, Wong, Zack C.F, Ho, Janet Y.M, Yip, Ada W.S, Ng, Jenny S.C, Ip, Stanley P.H, Ng, Winki Y.Y, Ho, Karen K.L, Duan, Ran, Zhu, Kevin Y, Tsim, Karl W.K

“…Highlights • A total of 977 hair samples from a population of ketamine users in Hong Kong were investigated. • Ketamine and its metabolite norketamine in hair…”
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Complete digestion of edible bird's nest releases free N-acetylneuraminic acid and small peptides: an efficient method to improve functional properties by Wong, Zack C F, Chan, Gallant K L, Wu, Kevin Q Y, Poon, Karman K M, Chen, Yicun, Dong, Tina T X, Tsim, Karl W K

“…Edible bird's nest (EBN), an Asian health food, contains insoluble proteins and conjugated N-acetylneuraminic acid (NANA) that are difficult to be absorbed by…”
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A comprehensive proteomics study on edible bird’s nest using new monoclonal antibody approach and application in quality control by Wong, Zack C.F., Chan, Gallant K.L., Wu, Long, Lam, Henry H.N., Yao, Ping, Dong, Tina T.X., Tsim, Karl W.K.

“…[Display omitted] •The protein profile of edible bird’s nest (EBN) was revealed for the first time by a shotgun approach.•AMCase-like protein is a novel…”
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