In the present study, the blood content of calcitonin gene-related peptide (CGRP) and asymmetric dimethylarginine (ADMA) in 6 months old rats was detected in comparison with that of 20 months of rats.

• 检测6月龄和20月龄大鼠血中二甲基精氨酸和降钙素基因相关肽浓度的变化。