View New Customer Application. Produced by Vibrio cholerae, cholera toxin (CT) is a multimeric enterotoxin that transfers ADP-ribose to a G protein, locking adenylate cyclase in an 'on' position.
An echocardiogram (echo=sound + card=heart + gram=drawing) is an ultrasound test that can evaluate the structures of the heart, as well as the direction of blood flow within it. Technicians specially trained in echocardiography produce the images and videos, often using a special probe or transducer that is placed in various places on the chest wall, to view the heart from different directions.
What Does An Echocardiogram Show â Heart Pumping and Relaxing Function An echocardiogram gives us accurate information on the pumping function of the heart. The echocardiogram will be used to calculate the ejection fraction of the heart, which is the percentage of blood that the heart pumps out with each beat.