Tissue assay of R-Vera and S-Vera on L-type calcium channel and SSTR2.

Agonistic and antagonistic activities were measured by isometric (atrial inotropy and SSTR2) and isotonic (ileal contractility) methods.采用等长检测法（用于检测心房肌力与生长抑素受体2（SSTR2））及等张检测法（用于检测回肠收缩力），对激动活性与拮抗活性进行了测定。