Lipid Biomarkers From Microbial Mats on the McMurdo Ice Shelf, Antarctica: Signatures for Life in the Cryosphere

• Published in: Frontiers in Microbiology
• Main Authors: Evans, Thomas W, Kalambokidis, Maria J, Jungblut, Anne D, Millar, Jasmin L, Bauersachs, Thorsten, Grotheer, Hendrik, Mackey, Tyler J, Hawes, Ian, Summons, Roger E
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2022
• Subjects: article; ScholarlyArticle; ddc:550; Published Version; Antarctica; Cyanobacteria; Microbial Mats; Homeoviscous Adaptation; Bacteriohopanepolyol; Heterocyte Glycolipids; Intact Polar Lipid; Antarctic; Lake Vanda; McMurdo Dry Valleys; McMurdo Ice Shelf; Vanda; Antarc*; Ice Shelf
• Online Access: https://doi.org/10.3389/fmicb.2022.903621; https://nbn-resolving.org/urn:nbn:de:gbv:8:3-2022-00538-5; https://macau.uni-kiel.de/receive/macau_mods_00002962; https://macau.uni-kiel.de/servlets/MCRFileNodeServlet/macau_derivate_00004111/fmicb-13-903621.pdf

Persistent cold temperatures, a paucity of nutrients, freeze-thaw cycles, and the strongly seasonal light regime make Antarctica one of Earth's least hospitable surface environments for complex life. Cyanobacteria, however, are well-adapted to such conditions and are often the dominant primary...