A study on modification of Human Albumin by proteomic technique

Bo Li, Waqar Ahmad, Bo Peng, Shengyuan Xiao, Yulin Deng*

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Advanced glycation end products (AGEs) are a heterogeneous group of complex compounds which may play a role in the pathogenesis of chronic complications associated with diabetes and aging. Glucose has the ability to crosslink proteins through creation of AGEs. This study was carried out on glycated human albumin (HA) by glucose which were analyzed by LC/MS with the aim of identifying specific peptides from glycated HA. Our objective was to find typical peptides as biomarker for clinical diagnose of diabetes and aging. This method was in vitro incubation of HA with glucose of different concentrations. Glycated and unglycated HA were digested by trypsin. AGE-peptides originated by enzymatic digestion were analysed by LC/MS. Analysis of the LC/MS data show that there were differences between peptides of glycated and unglycated HA. Some peptides detected in unglycated HA cannot be found in glycated HA. These typical peptides were considered as important markers for glycated HA.

源语言英语
主期刊名2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007
1775-1781
页数7
DOI
出版状态已出版 - 2007
活动2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007 - Beijing, 中国
期限: 23 5月 200727 5月 2007

出版系列

姓名2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007

会议

会议2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007
国家/地区中国
Beijing
时期23/05/0727/05/07

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