Search Results - "Cheng, Sy"

Ambient ionization mass spectrometry: A tutorial by Huang, Min-Zong, Cheng, Sy-Chi, Cho, Yi-Tzu, Shiea, Jentaie

“…[Display omitted] ► Ambient ionization technique allows the direct analysis of sample surfaces with little or no sample pretreatment. ► We sort ambient…”
Get full text

Thin layer chromatography/desorption flame‐induced atmospheric pressure chemical ionization/mass spectrometry for the analysis of volatile and semi‐volatile mixtures by Shiea, Jentaie, Lin, Hsing‐Jung, Bhat, Suhail Muzaffar, Lee, Chi‐Yang, Huang, Min‐Zong, Ponnusamy, Vinoth Kumar, Cheng, Sy‐Chyi

“…Flame‐induced atmospheric pressure chemical ionization (FAPCI) has been used to directly characterize chemical compounds on a glass rod and drug tablet…”
Get full text

Fast screening of trace multiresidue pesticides on fruit and vegetable surfaces using ambient ionization tandem mass spectrometry by Cheng, Sy-Chyi, Lee, Ruei-Hao, Jeng, Jing-Yueh, Lee, Chi-Wei, Shiea, Jentaie

“…An ambient ionization tandem mass spectrometric approach was developed to rapidly screen multiresidue pesticides on fruits and vegetables without sample…”
Get full text

Major acute cardiovascular events after dengue infection-A population-based observational study by Wei, Kai-Che, Sy, Cheng-Len, Wang, Wen-Hwa, Wu, Chia-Ling, Chang, Shang-Hung, Huang, Yu-Tung

“…Dengue virus (DENV) infection may be associated with increased risks of major adverse cardiovascular effect (MACE), but a large-scale study evaluating the…”
Get full text

Thin layer chromatography/mass spectrometry by Cheng, Sy-Chyi, Huang, Min-Zong, Shiea, Jentaie

“…Thin layer chromatography (TLC)—a simple, cost-effective, and easy-to-operate planar chromatographic technique—has been used in general chemistry laboratories…”
Get full text

Gas chromatography combined with flame-induced atmospheric pressure chemical ionization mass spectrometry for the analysis of fatty acid methyl esters and saturated hydrocarbons by Cheng, Sy-Chyi, Lin, Hsing-Jung, Lee, Chi-Yang, Huang, Min-Zong, Shiea, Jentaie

“…A simple flame-induced atmospheric pressure chemical ionization (FAPCI) source was developed to couple a gas chromatograph (GC) with a mass spectrometer (MS)…”
Get full text

Simple interface for scanning chemical compounds on developed thin layer chromatography plates using electrospray ionization mass spectrometry by Cheng, Sy-Chyi, Bhat, Suhail Muzaffar, Lee, Chi-Wei, Shiea, Jentaie

“…A simple and cheap design for interfacing thin layer chromatography (TLC) with electrospray ionization mass spectrometry (ESI/MS) was developed to scan and…”
Get full text

Ambient ionization mass spectrometry by Huang, Min-Zong, Yuan, Cheng-Hui, Cheng, Sy-Chyi, Cho, Yi-Tzu, Shiea, Jentaie

“…Mass spectrometric ionization methods that operate under ambient conditions and require minimal or no sample pretreatment have attracted much attention in such…”
Get full text

Simultaneous Detection of Polar and Nonpolar Compounds by Ambient Mass Spectrometry with a Dual Electrospray and Atmospheric Pressure Chemical Ionization Source by Cheng, Sy-Chyi, Jhang, Siou-Sian, Huang, Min-Zong, Shiea, Jentaie

“…A dual ionization source combining electrospray ionization (ESI) and atmospheric pressure chemical ionization (APCI) was developed to simultaneously ionize…”
Get full text

Flame Atmospheric Pressure Chemical Ionization Coupled with Negative Electrospray Ionization Mass Spectrometry for Ion Molecule Reactions by Cheng, Sy-Chyi, Bhat, Suhail Muzaffar, Shiea, Jentaie

“…Flame atmospheric pressure chemical ionization (FAPCI) combined with negative electrospray ionization (ESI) mass spectrometry was developed to detect the…”
Get full text

Treatment for Mycobacterium abscessus complex–lung disease by Weng, Ya-Wei, Huang, Chun-Kai, Sy, Cheng-Len, Wu, Kuan-Sheng, Tsai, Hung-Chin, Lee, Susan Shin-Jung

“…Nontuberculous mycobacterial infections and colonization are becoming more prevalent worldwide. Mycobacterium abscessus complex (MABC) is one of the…”
Get full text

Flame-induced atmospheric pressure chemical ionization mass spectrometry by Cheng, Sy-Chyi, Chen, Yen-Ting, Jhang, Siou-Sian, Shiea, Jentaie

“…Rationale Charged species such as formylium (CHO+), hydronium (H3O+), and water clusters [H3O+(H2O)n] are commonly found in flames. These highly reactive…”
Get full text

Rapid Characterization of Chemical Compounds in Liquid and Solid States Using Thermal Desorption Electrospray Ionization Mass Spectrometry by Huang, Min-Zong, Zhou, Chi-Chang, Liu, De-Lin, Jhang, Siou-Sian, Cheng, Sy-Chyi, Shiea, Jentaie

“…Rapid characterization of thermally stable chemical compounds in solid or liquid states is achieved through thermal desorption electrospray ionization mass…”
Get full text

Direct and rapid characterization of illicit drugs in adulterated samples using thermal desorption electrospray ionization mass spectrometry by Cheng, Sy-Chyi, Tsai, You-Da, Lee, Chi-Wei, Chen, Bai-Hsiun, Shiea, Jentaie

“…Foods and drinks have been adulterated with illicit drugs to facilitate criminal activities. Unfortunately, conventional analytical methods are incapable of…”
Get full text

Sugars and sucrose transporters in pollinia of Phalaenopsis aphrodite (Orchidaceae) by Sun, Wan-Ting, Cheng, Sy-Chyi, Chao, Ya-Ting, Lin, Shu-Yao, Yang, Ting-Ting, Ho, Yi-Ping, Shih, Ming-Che, Ko, Swee-Suak

“…The pollen grains of Phalaenopsis orchids are clumped tightly together, packed in pollen dispersal units called pollinia. In this study, the morphology,…”
Get full text

Thin layer chromatography combined with electrospray ionization mass spectrometry for characterizing herbal compounds by Cheng, Sy-Chyi, Bhat, Suhail Muzaffar, Lee, Chi-Wei, Shiea, Jentaie

“…[Display omitted] •Sawtooth TLC-ESI/MS was applied to characterize phytochemical compounds in medicinal herbs.•Highly toxic alkaloids were detected in Aconitum…”
Get full text

Formation of Metal-Adducted Analyte Ions by Flame-Induced Atmospheric Pressure Chemical Ionization Mass Spectrometry by Cheng, Sy-Chyi, Wang, Chin-Hsiung, Shiea, Jentaie

“…A flame-induced atmospheric pressure chemical ionization (FAPCI) source, consisting of a miniflame, nebulizer, and heated tube, was developed to ionize…”
Get full text

Risk factors of treatment failure and 30-day mortality in patients with bacteremia due to MRSA with reduced vancomycin susceptibility by Yang, Chien-Chang, Sy, Cheng-Len, Huang, Yhu-Chering, Shie, Shian-Sen, Shu, Jwu-Ching, Hsieh, Pang-Hsin, Hsiao, Ching-Hsi, Chen, Chih-Jung

“…Bacteremia caused by MRSA with reduced vancomycin susceptibility (MRSA-RVS) frequently resulted in treatment failure and mortality. The relation of bacterial…”
Get full text

Thin-Layer Chromatography/Laser-Induced Acoustic Desorption/Electrospray Ionization Mass Spectrometry by Cheng, Sy-Chyi, Huang, Min-Zong, Shiea, Jentaie

“…The combination of laser-induced acoustic desorption and electrospray ionization mass spectrometry (LIAD/ESI/MS) can be used to rapidly characterize chemical…”
Get full text

High-throughput screening of phthalate-containing objects in the kindergartens by ambient mass spectrometry by Su, Hung, Huang, Min-Zong, Chou, Jo-Han, Chang, Ting-Hao, Jiang, Yu-Min, Cho, Yi-Tzu, Cheng, Sy-Chyi, Wu, Ming-Tsang, Shiea, Jentaie

“…High-throughput screening of plastic products in children's living environment is necessary to identify phthalate-containing objects for the concern of public…”
Get full text