1 : 4-6 split Medium List: <a href="http://cell.brc.riken.jp/en/medium-list">http://cell.brc.riken.jp/en/medium-list</a> HEV0190_culture condition HEV0186_culture condition Medium List: <a href="http://cell.brc.riken.jp/en/medium-list">http://cell.brc.riken.jp/en/medium-list</a>