supported by the National High Technology Research and Development Program of China (No. 2007AA09Z428);the National Natural Science Foundation of China (No.30671083);the National Basic Research Program of China (No.2007CB815802);the Program for Innovative Research Team in University of Liaoning Province (No. 2007T089 and 2008T103)
Lamprey is a representative of the agnathans, the most ancient class of vertebrates. Parasitic lampreys secrete anticoagulant from their buccal glands and prevent blood coagulation of host fishes. We identified a bucc...