Results 81 to 90 of about 655,736 (160)

Cyclohexane Rings Reduce Membrane Permeability to Small Ions in Archaea‐Inspired Tetraether Lipids [PDF]

open access: yes, 2016
Extremophile archaeal organisms overcome problems of membrane permeability by producing lipids with structural elements that putatively improve membrane integrity compared to lipids from other life forms. Herein, we describe a series of lipids that mimic
David Onofrei   +12 more
core   +1 more source

Intact and core tetraether lipids of surface sediment samples off Cape Blanc, NW Africa

open access: yes, 2013
Intact and core tetraether lipids of surface sediment samples off Cape Blanc, NW ...
Gerard J M Versteegh (7886111)   +11 more
core   +1 more source

Gene deletions leading to a reduction in the number of cyclopentane rings in Sulfolobus acidocaldarius tetraether lipids [PDF]

open access: yes, 2017
The cell membrane of (hyper)thermophilic archaea, including the thermoacidophile Sulfolobus acidocaldarius, incorporates dibiphytanylglycerol tetraether lipids.
Meyer, Benjamin H.   +13 more
core   +1 more source

Planktonic Euryarchaeota are a significant source of archaeal tetraether lipids in the ocean

open access: yes, 2013
Archaea are ubiquitous in marine plankton, and fossil forms of archaeal tetraether membrane lipids in sedimentary rocks document their participation in marine biogeochemical cycles for >100 million years.
Church, Matthew J.   +5 more
core   +1 more source

Design and Synthesis of Archaea-inspired Tetraether Lipids [PDF]

open access: yes, 2017
Maintaining the correct ion homeostasis across membranes is a major challenge in both nature and artificial systems. Archaea, have evolved to solve membrane permeability problems to survive in extreme environments by incorporating unique structural ...
Koyanagi, Takaoki
core   +1 more source

Methane emission and consumption at a North Sea gas seep (Tommeliten area) [PDF]

open access: yesBiogeosciences, 2005
The Tommeliten seepage area is part of the Greater Ekofisk area, which is situated above the Tommeliten Delta salt diapir in the central North Sea (56°29.90' N, 2°59.80' E, Norwegian Block 1/9, 75 m water depth).
H. Niemann   +13 more
doaj  

Branched and isoprenoid tetraether (BIT) index, TEX86 and sea surface temperatures of IODP Hole 302-M0004A

open access: yes, 2010
TEX86' rather than TEX86 was proposed to reconstruct SST for uppermost Paleocene strata of Core 302-4A-32X, as abundances of the glycerol dialkyl glycerol tetraether (GDGT) lipid containing three cyclopentanemoieties (GDGT-3) were unusually high.
Timme H Donders (6970535)   +19 more
core   +1 more source

Intact and core tetraether lipids in water column profiles of suspended particulate matter off Cape Blanc, NW Africa

open access: yes, 2013
Intact and core tetraether lipids in water column profiles of suspended particulate matter off Cape Blanc, NW ...
Gerard J M Versteegh (7886111)   +11 more
core   +1 more source

Rapid discrimination of archaeal tetraether lipid cores by liquid chromatography-tandem mass spectrometry [PDF]

open access: yes, 2008
Atmospheric pressure chemical ionization liquid chromatography–tandem mass spectrometry (APCI LC-MS/MS) of tetraether lipid cores of archaeal origin reveals distinct dissociation pathways for three classes of core lipid extracted from Methanobacter ...
Brendan J. Keely   +2 more
core   +1 more source

(Appendix 2) Isoprenoid tetraether lipids in water samples of the Mediterranean Sea

open access: yes, 2015
(Appendix 2) Isoprenoid tetraether lipids in water samples of the Mediterranean ...
Marta Rodrigo-Gámiz (6958991)   +25 more
core   +1 more source

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