This grid is the typicaldesignation of body materials. Slight variations may occur due to raw material availability.1) Note the material designation imprinted on the valve body or associated tag. The marking includes the valve style, size letter, and body material.
Radial immunodiffusion (RID) is a technique that can quantitatively. determine the concentration of an antigen. Unlike many gel and liquid. precipitation techniques which qualitatively detect antigen, RID is a. sensitive quantitative technique that is often used clinically to detect. patient levels of blood proteins.
The paper concluded that, The use of electron beam computed tomography (EBCT) as a diagnostic tool in the field of preventive cardiology may allow the introduction of a new form of secondary prevention directed at asymptomatic patients with coronary artery calcifications.