Acta Physiologica Sinica (APS) is sponsored by the Chinese Association for Physiological Sciences and Shanghai Institutes of Biological Sciences, Chinese Academy of Sciences (CAS), and is published bimonthly by the Science Press, China. APS publishes original research articles in the field of physiology as well as research contributions from other biomedical disciplines and proceedings of conferences and symposia of physiological sciences. Besides “Original Research Articles”, the journal also provides columns as “Brief Review”, “Rapid Communication”, “Experimental Technique”, and “Letter to the Editor”. Articles are published in either Chinese or English according to authors’ submission. APS is now covered by many important index systems such as Biological Abstracts, Chemical Abstracts, Index Medicus, Excerpta Medica, BIOSIS Databases, MEDLINE and Реферативный журнал (Russia), etc. In 1999 and 2005, the APS won respectively “the First, Second and Third National Magazine Prize of China” and “the Special Prize of Excellent Academic Magazines of the Chinese Academy of Sciences”.