The organic geochemistry of glycerol dialkyl glycerol tetraether lipids: A review

S Schouten, EC Hopmans, JSS Damsté - Organic geochemistry, 2013 - Elsevier
Glycerol dialkyl glycerol tetraether (GDGT) lipids are membrane lipids which were long
thought to be synthesized mainly by archaea, organisms thought to be limited to extreme …

Assessing the use of archaeal lipids as marine environmental proxies

A Pearson, AE Ingalls - Annual Review of Earth and Planetary …, 2013 - annualreviews.org
Archaea are abundant in marine and terrestrial aquatic environments, sediments, and soils.
They inhabit at least an 85° C temperature range from the polar ocean to hydrothermal …

High rates of anaerobic methane oxidation in freshwater wetlands reduce potential atmospheric methane emissions

KEA Segarra, F Schubotz, V Samarkin… - Nature …, 2015 - nature.com
The role of anaerobic oxidation of methane (AOM) in wetlands, the largest natural source of
atmospheric methane, is poorly constrained. Here we report rates of microbially mediated …

Deep sequencing of subseafloor eukaryotic rRNA reveals active fungi across marine subsurface provinces

W Orsi, JF Biddle, V Edgcomb - PLOS one, 2013 - journals.plos.org
The deep marine subsurface is a vast habitat for microbial life where cells may live on
geologic timescales. Because DNA in sediments may be preserved on long timescales …

Ring Index: A new strategy to evaluate the integrity of TEX86 paleothermometry

YG Zhang, M Pagani, Z Wang - Paleoceanography, 2016 - Wiley Online Library
The TEX86 (tetraether index of 86 carbon atoms) sea surface temperature proxy has been
increasingly applied in the reconstruction of Mesozoic and Cenozoic ocean temperatures …

Extending the known range of glycerol ether lipids in the environment: structural assignments based on tandem mass spectral fragmentation patterns

XL Liu, RE Summons… - Rapid Communications in …, 2012 - Wiley Online Library
RATIONALE Glycerol‐based alkyl ether lipids are ubiquitous components in marine
sediments. In order to explore their structural diversity and biological sources, marine …

Core and intact polar glycerol dialkyl glycerol tetraethers (GDGTs) in Sand Pond, Warwick, Rhode Island (USA): Insights into the origin of lacustrine GDGTs

JE Tierney, S Schouten, A Pitcher, EC Hopmans… - … et Cosmochimica Acta, 2012 - Elsevier
Branched and isoprenoidal glycerol dialkyl glycerol tetraethers (GDGTs) are abundant in
lake sediments and have potential use for determining past changes in climate and …

Multiple evidence for methylotrophic methanogenesis as the dominant methanogenic pathway in hypersaline sediments from the Orca Basin, Gulf of Mexico

GC Zhuang, FJ Elling, LM Nigro, V Samarkin… - … et Cosmochimica Acta, 2016 - Elsevier
Among the most extreme habitats on Earth, dark, deep, anoxic brines host unique microbial
ecosystems that remain largely unexplored. As the terminal step of anaerobic degradation of …

Mono-and dihydroxyl glycerol dibiphytanyl glycerol tetraethers in marine sediments: Identification of both core and intact polar lipid forms

XL Liu, JS Lipp, JH Simpson, YS Lin… - … et Cosmochimica Acta, 2012 - Elsevier
Hydroxylated glycerol dialkyl glycerol tetraethers (hydroxy-GDGTs) were detected in marine
sediments of diverse depositional regimes and ages. Mass spectrometric evidence …