1. Guest Editorial

   EditorialNotes 19 September 2018 Pages: 989 - 989

2. Development of a Visualization Method for Imidacloprid in Drosophila melanogaster via Imaging Mass Spectrometry

   • Seitaro Ohtsu
   • Masamitsu Yamaguchi
   • Shuichi Shimma

   Original Papers 27 July 2018 Pages: 991 - 996

3. Visualization of Asparaptine in Asparagus (Asparagus officinalis) Using MALDI-IMS

   • Kohei Miyoshi
   • Yosuke Enomoto
   • Shuichi Shimma

   OriginalPaper 27 July 2018 Pages: 997 - 1001

4. A Method for Quantification of Tetrahydroglucocorticoid Glucuronides in Human Urine by LC/MS/MS with Isotope-coded Derivatization

   • Takaaki Matsumoto
   • Wataru Yamazaki
   • Tatsuya Higashi

   OriginalPaper 27 July 2018 Pages: 1003 - 1009

5. Sensitive and Comprehensive LC-MS/MS Analyses of Chiral Pharmaceuticals and Their Hepatic Metabolites Using Ovomucoid Column

   • Kenichiro Todoroki
   • Yuto Kudoh
   • Toshimasa Toyo’oka

   OriginalPaper 27 July 2018 Pages: 1011 - 1015

6. Proton Affinitive Derivatization for Highly Sensitive Determination of Testosterone and Dihydrotestosterone in Saliva Samples by LC-ESI-MS/MS

   • Ken-Ichi Ohno
   • Tomomi Hasegawa
   • Kouwa Yamashita

   OriginalPaper 27 July 2018 Pages: 1017 - 1021

7. Development of Highly Sensitive Analysis Method for Histamine and Metabolites in Pregnant Women’s Fingernail by UPLC-ESI-MS

   • Qingkun Ma
   • Aoi Uchibe
   • Jun Zhe Min

   OriginalPaper 27 July 2018 Pages: 1023 - 1029

8. Application of 2-Picolylamine Derivatized Ultra-high Performance Liquid Chromatography Tandem Mass Spectrometry for the Determination of Short-chain Fatty Acids in Feces Samples

   • Ryosuke Nagatomo
   • Yasuki Okada
   • Koichi Inoue

   OriginalPaper 27 July 2018 Pages: 1031 - 1036

9. Retention Order Reversal of Phosphorylated and Unphosphorylated Peptides in Reversed-Phase LC/MS

   • Kosuke Ogata
   • Oleg V. Krokhin
   • Yasushi Ishihama

   OriginalPaper 27 July 2018 Pages: 1037 - 1041

10. Determination of Serum 25-Hydroxyvitamin D₃ by LC/MS/MS and Its Monthly Variation in Sapporo Indoor Workers

    • Hiroaki Okabe
    • Chikara Shimizu
    • Shu-Ping Hui

    OriginalPaper 27 July 2018 Pages: 1043 - 1047

11. Identifying Specific and Differentially Linked Glycosyl Residues in Mammalian Glycans by Targeted LC-MS Analysis

    • Yi-Li Huang
    • Bing-Yi Jhou
    • Kay-Hooi Khoo

    OriginalPaper 24 August 2018 Pages: 1049 - 1054

12. Mass Spectrometric Imaging of GABA in the Drosophila melanogaster Adult Head

    • Yosuke Enomoto
    • Phan Nt. An
    • Shuichi Shimma

    Notes 27 July 2018 Pages: 1055 - 1059

13. Surface-enhanced Raman Spectroscopy

    • Tomoaki Nishino

    Highlights 19 September 2018 Pages: 1061 - 1062

14. Formation of Minimal Third Phase in Ionic Liquid Extraction System with Trioctylphosphine Oxide and Its Possible Application to Extraction Concentration

    • Mizuki Toita
    • Kotaro Morita
    • Naoki Hirayama

    Brief Communications 17 August 2018 Pages: 1063 - 1065

15. Direct Analysis of Human Sputum for Differentiating Non-small Cell Lung Cancer by Neutral Desorption Extractive Electrospray Ionization Mass Spectrometry

    • Xiao-Fei Gao
    • Yipo Xiao
    • Yuyou Dai

    Original Papers 27 July 2018 Pages: 1067 - 1071

16. Development of a Microfluidic System Comprising Dialysis and Secretion Components for a Bioassay of Renal Clearance

    • Yu Sakuta
    • Issey Takehara
    • Kiichi Sato

    OriginalPaper 27 July 2018 Pages: 1073 - 1078

17. A Simple and Rapid Fluorescent Probe for Detection of Cr³⁺ Based on a Coumarin Schiff Base in Aqueous Solution

    • Huixian Jia
    • Chenghong Feng
    • Chenhao Tian

    OriginalPaper 19 September 2018 Pages: 1079 - 1083

18. Separation and Detection of Hydrocarbons and Gasoline in Automotive Engine Oil Using a Teflon® AF2400-coated Golddeposited Surface Plasmon Resonance-based Glass Rod Sensor

    • Masaru Mitsushio
    • Ei Uchiyama
    • Morihide Higo

    OriginalPaper 27 July 2018 Pages: 1085 - 1091

19. Quantitative Assessment of the Absolute Purity of Thiopeptcin Reference Standard by ¹H-NMR

    • Jiaqi Luan
    • Rui Feng
    • Mengxiang Su

    OriginalPaper 27 July 2018 Pages: 1093 - 1098

20. Continuous Liquid-Liquid Extraction of Uranium from Uranium-containing Wastewater Using an Organic Phase-refining-type Emulsion Flow Extractor

    • Tetsushi Nagano
    • Hirochika Naganawa
    • Bernd Grambow

    Notes 27 July 2018 Pages: 1099 - 1102

21. Announcements

    Announcement 19 September 2018 Pages: 1103 - 1103