Adamantine: In dentistry, relating to the enamel of the teeth.
Adamantine comes from the Greek and Latin word adamas which applied to substances having the hardness or luster of a diamond. Adamantine figuratively means unyielding and inflexible.
- Adams-Stokes disease
Adams-Stokes disease: Sudden collapse into unconsciousness due to a disorder of heart rhythm in which there is a slow or absent pulse resulting in syncope (fainting) with or without convulsions. In this condition, the normal heartbeat passing from the upper chambers of the heart to the lower chambers is interrupted. This results in a condition […]
ADAMTS2: A gene that encodes a metalloproteinase enzyme. This enzyme is responsible for processing type I, type II, and type V procollagen proteins. Procollagens are the precursors of collagens, the proteins that add strength and support to many body tissues. Specifically, this enzyme clips a short chain of amino acids off of one end of […]
- Adapter protein
Adapter protein: A protein acts as a connecting molecule. An adapter protein is critical to intermolecular interactions and plays a role in the regulation of signal transduction initiated by engagement of surface receptors on all cell types. Some adapter proteins are expressed in all tissues, while the expression of other adapter proteins is restricted to […]
- ADCC (antibody-dependent cell-mediated cytotox.)
ADCC (antibody-dependent cell-mediated cytotoxicity): An immune response in which antibodies, by coating target cells, makes them vulnerable to attack by immune cells. Antibody-dependent cell-mediated cytotoxicity is commonly (and blissfully) abbreviated ADCC.
- ADD (attention deficit disorder)
ADD (attention deficit disorder): ADHD is a common condition that affects children and adolescents, while ADD is more common in adults. ADHD is the most commonly diagnosed mental disorder of children and is more common in boys than in girls. Children with ADHD generally have greater problems paying attention or concentrating. They can’t seem to […]