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Supplemental Information

Table S1 All the proteins identified and quantified in this experiment

DOI: 10.7287/peerj.preprints.1494v2/supp-1

Table S2 The 79 proteins changed between young and old rats with P < 0.05

DOI: 10.7287/peerj.preprints.1494v2/supp-2

Figure S1 All the tissues that aging-associated rat proteins distribute

DOI: 10.7287/peerj.preprints.1494v2/supp-3

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Youhe Gao conceived and designed the experiments, reviewed drafts of the paper.

Xundou Li performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Animal Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

This study was approved by the Institute of Basic Medical Sciences Animal Ethics Committee, Peking Union Medical College (Animal Welfare Assurance Number: ACUC-A02-2013-015).

Data Deposition

The following information was supplied regarding data availability:

The raw data is too large to be made available online.


This work was supported by the National Basic Research Program of China (2013CB530805; 2012CB517606; 2014CBA02005 and 2013FY114100). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

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