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.
The chest is made up of two muscles: the pectoralis major and the pectoralis minor. The pecs are found attached to the humerus of the arm, right near the shoulder joint. The pecs then run across the front of the body and originate on the breastbone.