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公开(公告)号:EP1546317A4
公开(公告)日:2008-12-31
申请号:EP03751939
申请日:2003-08-28
申请人: PROMETHEUS LAB INC
IPC分类号: A61K35/18 , C12Q1/34 , C12Q1/37 , G01N33/50 , C12N9/48 , C12P7/24 , C12P13/14 , C12Q1/26 , G01N33/53
CPC分类号: G01N33/5014 , A61K35/18 , C12Q1/34 , C12Q1/37
摘要: The present invention provides a method for efficiently converting methotrexate polyglutamates to methotrexate in a cellular extract by contacting the cellular extract with gamma glutamyl hydrolase under conditions suitable for efficient conversion of methotrexate polyglutamates to methotrexate.