RCB2231_culture condition RCB3000_culture condition 1 : 6 split Medium List: <a href="http://cell.brc.riken.jp/en/medium-list">http://cell.brc.riken.jp/en/medium-list</a> Medium List: <a href="http://cell.brc.riken.jp/en/medium-list">http://cell.brc.riken.jp/en/medium-list</a> 1 : 8 split