PeerJ Author & Reviewer 150 Points Contributions by role Author 135 Reviewer 15 Contributions by subject area Bioengineering Bioinformatics Geriatrics Molecular Biology Gastroenterology and Hepatology Oncology Data Mining and Machine Learning Zhongdang Xiao PeerJ Author & Reviewer Summary Bioengineering Bioinformatics PeerJ Contributions Articles 1 January 6, 2020 Gene co-expression network for analysis of plasma exosomal miRNAs in the elderly as markers of aging and cognitive decline Zheng Ye, Bo Sun, Xue Mi, Zhongdang Xiao https://doi.org/10.7717/peerj.8318 PubMed 31934508