申请人:YAMANOUCHI PHARMACEUTICAL CO., LTD.
公开号:EP1538217A1
公开(公告)日:2005-06-08
A screening tool for an agent for promoting insulin production and/or an agent for increasing insulin content, wherein the tool is a G protein-coupled receptor exhibiting an activity of promoting insulin production by activation, or a cell expressing the polypeptide, is disclosed. Further, a method for screening an agent for promoting insulin production and/or an agent for increasing insulin content, comprising the steps of bringing the cell or a cell membrane thereof into contact with a substance to be tested, and analyzing whether or not the polypeptide is activated, is disclosed.
The screening tool and the screening method are useful in screening a substance which increases insulin content and prevents and/or treats diabetes.
Furthermore, a novel agent for increasing insulin content comprising as an active ingredient a substance obtained by the screening, is disclosed.
本发明公开了一种促进胰岛素分泌的制剂和/或增加胰岛素含量的制剂的筛选工具,其中该工具是表现出通过激活促进胰岛素分泌活性的G蛋白偶联受体,或表达多肽的细胞。此外,还公开了一种用于筛选促进胰岛素分泌的制剂和/或增加胰岛素含量的制剂的方法,该方法包括以下步骤:使细胞或其细胞膜与待测物质接触,并分析多肽是否被激活。
该筛选工具和筛选方法有助于筛选出一种能增加胰岛素含量、预防和/或治疗糖尿病的物质。
此外,还公开了一种增加胰岛素含量的新型制剂,其活性成分包括通过筛选获得的物质。