Welcome message
 It is my great pleasure to invite you to the 4th International Conference of D-Amino Acid Research (IDAR2019). The conference will be held in Tokyo Midtown, Tokyo, Japan from September 10 (Tuesday) through September 13 (Friday), 2019.
 The symposium will cover all aspects of D-amino acids including free form and protein bound form and also the related compounds. The invited lectures, oral presentations and poster presentation will be planned.
D-Amino acids are thought to be unnatural for a long time, however, along with the progress of analytical technologies, various D-forms of amino acids were found in a wide variety of organisms including humans. These D-amino acids have been demonstrated to have important physiological functions, and the enzymes that synthesize and degrade D-amino acids have also been detected. These days, it is difficult to describe life science without mentioning D-amino acids.
 The 1st International Conference of D-Amino Acid Research (IDAR2009) was held at Awaji (Japan) in 2009, 2nd International Conference of D-Amino Acid Research (IDAR2014) was held at Utsunomiya (Japan), and the 3rd International Conference of D-Amino Acid Research (IDAR2017) was held at Varese (Italy). New analytical instruments and techniques are continuously developed, and the research field has been extended. Therefore, we have decided to hold the 4th International Conference of D-Amino Acid Research (IDAR2019) in Tokyo from September 10-13 (2019).
 Researchers who are actively working in the field of D-amino acid research are invited from all over the world. In the conference, the latest achievements in D-amino acid research will be presented and discussed. I encourage also the young scientists to attend the meeting and present the results.
 We are looking forward to meeting you in Tokyo, Japan.

Kenji HAMASE, Ph.D., Chair,
The 4th International Conference of D-Amino Acid Research


International scientific committee
Yasuhisa Asano (Toyama Prefectural University, Japan)
Darrick T. Balu (Harvard Medical School, USA)
Kiyoshi Fukui (Tokushima University, Japan)
Noriko Fujii (Kyoto University, Japan)
Kenji Hamase (Kyushu University, Japan), Chair
Hiroshi Homma (Kitasato University, Japan)
Jean-Pierre Mothet (The National Center for Scientific Research, France)
Toru Nishikawa (Tokyo Medical and Dental University, Japan)
Loredano Pollegioni (University of Insubria, Italy)
Jonathan Sweedler (University of Illinois, USA)
Alessandro Usiello (The Second University of Naples, Italy)
Herman Wolosker (Israel Institute of Technology, Israel)
Tohru Yoshimura (Nagoya University, Japan)

I. D-Amino acids and nervous system
II. D-Amino acids and neurological/psychiatric disorders
III. Analytical methods for D-amino acids
IV. D-Amino acid-containing peptides and proteins
V. Dynamics of D-amino acids
VI. Metabolism of D-amino acids
VII. Enzymes of D-amino acid metabolism and biotechnology
VIII. Biosystems of acidic D-amino acids
IX. D-Amino acids and microbes
X. D-Amino acids in kidney and heart diseases

Symposium Venue
Tokyo Midtown, Fujifilm conference hall
9-7-3, Akasaka, Minato-ku, Tokyo 107-0052, Japan