Sipes, K., A. Almatari, A. Eddie, D. Williams, E. Spirina, E. Rivkina, R. Liang, T.C. Onstott, T.A. Vishnivetskaya, and K.G. Lloyda. 2021. “Eight Metagenome-Assembled Genomes Provide Evidence for Microbial Adaptation in 20,000-to 1,000,000-Year-Old Siberian Permafrost”. Applied and Environmental Microbiology 87: 1-17. doi:10.1128/AEM.00972-21.