Short Term: 2-8 degree. Long Term: -20 degree. Avoid multiple freeze-thaw cycles.
General Information
Background:
Gastrin is an important gastrointestinal hormone, which is mainly secreted by G cells. G cells are typical open cells, most of which are located in gastric antrum, followed by gastric fundus, duodenum and jejunum. The D cells of human islets can also secrete gastrin.