Method: The rats were randomly devided into normal control rats(group NC), streptozotocin diabetic rats(group DM), diabetic rats treated with EB(groupDM+EB) and diabetic rats treated with captoril(groupDM+C).

• 方法：动物随机分为正常对照组(NC组)、糖尿病对照组(DM组)、糖尿病野黄芩甙元(40mg/kg.；d-1)治疗组(DM+EB组)及糖尿病卡托普利(100mg/kg