Pretreatment method for carcinoembryonic antigen assay
 An improvement in a method for the separation of carcinoembryonic antigen (CEA) from a plasma sample preparatory to conducting an assay for said antigen is disclosed. 
Abbott Laboratories
G Y Y A Y
G01N Y10S Y10S A61K Y10S
inventional additional additional additional additional
Joseph T. Jay R. Yung D.
Tomita Schenck Kim