Short Communications
▶ Liquid chromatography tandem mass spectrometry method for determination of N-acetylcysteine in human plasma using an isotope-labeled internal standard (pages 427–431) Chuan Lu, Gangyi Liu, Jingying Jia, Yuzhou Gui, Yanmei Liu, Mengqi Zhang, Yun Liu, Shuijun Li and Chen Yu Abstract
▶ Usefulness of the simultaneous determination of serum levels of theophylline and its metabolites in patients medicated with theophylline preparation (pages 432–434) Yuko Watanabe, Naohiko Chohnabayashi, Hideki Nasu, Naoki Nishimura, Noboru Uchiyama and Junko Kizu Abstract
▶ A simple chromatographic method for determining norfloxacin and enoxacin in pharmacokinetic study assessing CYP1A2 inhibition (pages 435–438) Toshimi Kobayashi, Masato Homma, Kenji Momo, Daisuke Kobayashi and Yukinao Kohda
Research Articles
▶ Simultaneous determination of atorvastatin, amlodipine, ramipril and benazepril in human plasma by LC-MS/MS and its application to a human pharmacokinetic study (pages 439–449)Nageswara Rao Pilli, Jaswanth Kumar Inamadugu, Ramesh Mullangi, Vijaya Kumari Karra, Jayathirtha Rao Vaidya and J. V. L. N. Seshagiri Rao Abstract
▶ Determination of paeoniflorin, calycosin-7-O-β-d-glucoside, ononin, calycosin and formononetin in rat plasma after oral administration of Buyang Huanwu decoction for their pharmacokinetic study by liquid chromatography–mass spectrometry (pages 450–457)
Jiye Zhang, Guangde Yang, Rong Lin and Zheng Hu Abstract
▶ Determination of penciclovir in human plasma by liquid chromatography–electrospray ionization tandem mass spectrometry: application to a clinical pharmacokinetic study (pages 458–465) Ravi Kanneti, Dasandi Bhavesh, Dharmesh Paramar, R Shivaprakash and Parloop A Bhatt Abstract
▶ High-performance affinity purification for identification of 15-deoxy-Δ12,14-PGJ2 interacting factors using magnetic nanobeads (pages 466–471) Naoya Maekawa, Masaki Hiramoto, Satoshi Sakamoto, Motoki Azuma, Takumi Ito, Marie Ikeda, Michitaka Naitou, Hukum P. Acharya, Yuichi Kobayashi, Makoto Suematsu, Hiroshi Handa and Takeshi Imai Abstract
▶ Ionic liquid aqueous solvent-based microwave-assisted hydrolysis for the extraction and HPLC determination of myricetin and quercetin from Myrica rubra leaves (pages 472–478) Fu-You Du, Xiao-Hua Xiao and Gong-Ke Li Abstract
▶ Characterization of in vitro metabolism of capsazepine, a vanilloid transient receptor potential channel antagonist, by liquid chromatography quadrupole ion trap mass spectrometry (pages 479–492), Jennifer Douat, Pascal Vachon and Francis Beaudry, Abstract
▶ An analytical method for prohexadione in Chinese cabbage and apple (pages 493–497) Jeong-Heui Choi, Hae-Jung Yoon, Jung-Ah Do, Yong-Chun Park, Jae Hun Kim and Dongmi Choi, Abstract
▶ Development and validation of a high-performance liquid chromatographic method for the determination of stemoninine in rat plasma after administration of Stemona tuberosa extracts (pages 498–502), Dengzhao Jiang, Xue Yang, Hongbing Liu and Huashi Guan Abstract
▶ Development and validation of a hydrophilic interaction chromatography–tandem mass spectrometry for quantification of nicotine and its metabolites in human maternal and cord sera (pages 503–510), Yusuke Iwasaki, Masato Goto, Keisuke Mochizuki, Emi Terayama, Rie Ito, Koichi Saito, Norihiro Sugino, Tsunehisa Makino and Hiroyuki Nakazawa Abstract
▶ An ultraperformance liquid chromatography–tandem mass spectrometry method for determination of anastrozole in human plasma and its application to a pharmacokinetic study (pages 511–516), Jia Yu, Jifen He, Yi Zhang, Feng Qin, Zhili Xiong and Famei Li Abstract
▶ Sensitive measurement of vinorelbine in dog plasma by liquid chromatography–electrospray ionization tandem mass spectrometry utilizing transitions from double-charged precursor ions (pages 517–523), Makoto Niwa and Takashi Kawashiro Abstract
▶ Development and validation of GC/MS method for determination of pramipexole in rat plasma (pages 524–530), Jayesh G. Panchal, Ravindra V. Patel and Shobhana K. Menon Abstract