Micro Total Bioassay System for Oral Drugs: Evaluation of Gastrointestinal Degradation, Intestinal Absorption, Hepatic Metabolism, and Bioactivity
Yuki IMURA, Etsuro YOSHIMURA, and Kiichi SATO
197
Direct Drug Metabolism Monitoring in a Live Single Hepatic Cell by Video Mass Spectrometry
Sachiko DATE, Hajime MIZUNO, Naohiro TSUYAMA, Takanori HARADA, and Tsutomu MASUJIMA
201
Polyoxyethylene as the Stationary Phase in Ion Chromatography
Lee Wah LIM, Li RONG, and Toyohide TAKEUCHI
205
Validation of a Stability-indicating RP-LC Method for the Assessment of Recombinant Human Interleukin-11 and Its Correlation with Bioassay
Ricardo Bizogne SOUTO, Fernanda Pavani STAMM, Maria Teresa de Carvalho Pinto RIBELA, Paolo BARTOLINI, Guilherme Zanini CALEGARI, and Sergio Luiz DALMORA
215
Isolation of Selenoprotein-P and Determination of Se Concentration Incorporated in Proteins in Human and Mouse Plasma by Tandem Heparin Affinity and Size-exclusion Column HPLC-ICPMS
Yoshinari SUZUKI, Tatsuya SAKAI, and Naoki FURUTA
221
Selective Determination of Trace Iron in Different Oxidation States in Natural Water by Flow Injection–Solid Phase Spectrometry
Shiro MATSUOKA, Yoshika TENNICHI, Takashi ITO, Kosuke HORI, and Kazuhisa YOSHIMURA
225
Application of Pressure-assisted Electrokinetic Injection?Tandem Mass Spectrometry in the Determination of Perchlorate in Water and Soil Samples
Rocio ARANDA-RODRIGUEZ, Zhiyun JIN, Jiping ZHU, and Yong-Lai FENG
231
A Novel, Universal and Sensitive Lateral-Flow Based Method for the Detection of Multiple Bacterial Contamination in Platelet Concentrations
Jidong WANG, Xiaohui WANG, Yuan LI, Shaoduo YAN, Qianqian ZHOU, Bo GAO, Jianchun PENG, Juan DU, Qiuxia FU, Shuaizheng JIA, Juankun ZHANG, and Linsheng ZHAN
237
Substoichiometric Isotope Dilution Mass Spectrometry of Boron by the Ion-Pair Extraction with Halogenated Salicyl Alcohol Derivatives and a Quaternary Ammonium Salt
Keisuke MORITA and Hisanori IMURA
243
Voltammetric Sensing of Phosphoproteins Using a Gallium(III) Acetylacetonate-Modified Carbon Paste Electrode
Kazuharu SUGAWARA, Asako YUGAMI, and Toshihiko KADOYA
251
Mechanistic Study on the Electrochemical Reduction of 9,10-Anthraquinone in the Presence of Hydrogen-bond and Proton Donating Additives
Jiro KATSUMI, Tatsushi NAKAYAMA, Yukihiro ESAKA, and Bunji UNO
257
Enhanced Electrochemiluminescence Employed for the Selective Detection of Methyl Parathion Based on a Zirconia Nanoparticle Film Modified Electrode
Hankun ZHOU, Ning GAN, Jianguo HOU, Tianhua LI, and Yuting CAO
267
Ligand-modified Multi-walled Carbon Nanotubes for Potentiometric Detection of Silver
Chunli YANG, Yaqin CHAI, Ruo YUAN, Junxiang GUO, and Feng JIA
275
Modified Indirect Hard Modeling for Non-invasive Raman Measurements Containing Surface Interference
Hua RUAN and Liankui DAI
283
Evaluation of Electrodeposited Gold Nanostructures for Applications in QCM Sensing
Kyohei TERAO, Chihiro KAKITA, Noriko NAGASE, Nobumitsu MIYANISHI, Takaaki SUZUKI, Hidekuni TAKAO, Fusao SHIMOKAWA, and Fumikazu OOHIRA
291
Desorption/Ionization Efficiency of Peptides Containing Disulfide Bonds in Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry
Yasushi SHIGERI, Satoshi INAZUMI, Yoshihisa HAGIHARA, Akikazu YASUDA, Hideya KAWASAKI, Ryuichi ARAKAWA, and Makoto NAKATA
295
Potential Applicability of MALDI-MS for Low-Molecular-Weight Pesticide Determination
Siribhorn MADLA, Daisuke MIURA, and Hiroyuki WARIISHI
301
Separation and Determination of Process-Related Impurities of Erlotinib Using Reverse-Phase HPLC with a Photo-Diode Array Detector
Chandrashekara KARUNAKARA, Udupi APARNA, Venkateshappa CHANDREGOWDA, and Chandrasekara G. REDDY
305
Announcements
309