Carcinoembryonic Antigen (CEA). Clinical Use. Monitor persistent, metastatic, or recurrent adenocarcinoma of the colon following curative surgery. Clinical Background. CEA is an oncofetal glycoprotein present in the gastrointestinal tract and body fluids of the embryo and fetus.arcinoembryonic Antigen (CEA). Clinical Use. Monitor persistent, metastatic, or recurrent adenocarcinoma of the colon following curative surgery. Clinical Background. CEA is an oncofetal glycoprotein present in the gastrointestinal tract and body fluids of the embryo and fetus.
Additionally, right-clicking on the lock of an Ender Chest with a diamond makes it private. Private Ender Chests will only link up to other private chests of the same color and locked by the same player. As they are made of obsidian, Ender Chests are mined using a pickaxe.
1 Attach one handle of a resistance band to one side of the bar, bring it under the bench and attach the other handle to the opposite side of the bar. 2  Lift the bar off the rack and lower it in a smooth and controlled motion until it almost touches your chest.