1. By using the method of paper partition chromatography, the existence of arginine and octopine in fresh pyloric coeca-extract was ascertained. 2. But, in the extract of the pyloric coeca stored for one month at -4°C, the following six guanidine compound were found; methyl guanidinc, arcaine, agmatine, arginine, octopine and glycocyamine.
Nippon Suisan Gakkaishi is an official journal of the Japanese Society of Fisheries Science written in Japanese only. The society publishes an English journal, Fisheries Science, as well, which accepts submissions from non-members of the society over the world. Detailed information is available in http://jsfs.jp/en/journals/fisheries-science.
