Japan Collection of Microorganisms
Japan Collection of Microorganisms (JCM) is a culture collection of microorganisms in Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

. It is a semi-governmental collection maintained by RIKEN BioResource Center and it is located in Saitama Prefecture
Saitama Prefecture
is a prefecture of Japan located in the Kantō region of the island of Honshu. The capital is the city of Saitama.This prefecture is part of the Greater Tokyo Area, and most of Saitama's cities can be described as suburbs of Tokyo, to which a large amount of residents commute each day.- History...

. JCM was initiated in 1980 with the purpose of serving as a repository of microorganisms. As of April 2010 JCM has about 19,500 microbial strains, including approximately 7,200 strains of bacteria
Bacteria are a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria have a wide range of shapes, ranging from spheres to rods and spirals...

 (including actinomycetes), 300 strains of archaea
The Archaea are a group of single-celled microorganisms. A single individual or species from this domain is called an archaeon...

 and 4,100 strains of fungi including yeast
Yeasts are eukaryotic micro-organisms classified in the kingdom Fungi, with 1,500 species currently described estimated to be only 1% of all fungal species. Most reproduce asexually by mitosis, and many do so by an asymmetric division process called budding...

s (limited to organisms classified in Risk Group 1 or 2). JCM accepts deposition of strains based on their appearance in scientific journals or accepted manuscripts.

One can search the JCM database online for microorganisms using various key words such as scientific name, JCM accession number, IAM or other culture collection accession number, culture media, strain data etc. JCM publishes its own printed catalogue once every 3 year. The first catalogue was published in 1983 and the current edition is the 10th edition published in 2007.

JCM cultures are available for a fee. The fee for commercial organizations is 6825 Japanese yen and the fee for non-profit organizations is 5250 Japanese yen.
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