In addition, three age-related proteins (which we named S1, S2 and S3) were screened. It was found that S1 could only be detected in old (24 month-old) EDL muscles, but in the young (8 month-old) and old DIA muscles.

• 同时我们发现了三个与年龄相关蛋白 (S1,S2和S3) ,随增龄 ,蛋白S1只在 2 4月龄趾长伸肌存在 ,而在 8月龄和 2 4月龄的膈肌中却不能被检测到。