| 1. | Howeer , recently it has been shown that when tritium - labeled albumin is injected into humans , the majority of tritium - labeled peptides in the urine are low molecular weight ( < 10 , 000 daltons ) 但最近的研究却显示:将氚标记的白蛋白注射入人体后,出现在尿液中的氚标记的白蛋白分子量很低( < 10 , 000道尔顿) 。 |