Results 11 to 20 of about 3,900 (194)

Stabilized tetraether lipids based particles guided prophyrins photodynamic therapy [PDF]

open access: yesDrug Delivery, 2018
Photodynamic therapy (PDT) that involves ergonomically delivered light in the presence of archetypical photosensitizer such as Protoporphyrin IX (PpIX) is a time-honored missile strategy in cancer therapeutics.
Gihan Mahmoud   +5 more
doaj   +3 more sources

The distribution and abundance of archaeal tetraether lipids in U.S. Great Basin hot springs [PDF]

open access: yesFrontiers in Microbiology, 2013
Isoprenoidal glycerol dialkyl glycerol tetraethers (iGDGTs) are core membrane lipids of many archaea that enhance the integrity of cytoplasmic membranes in extreme environments.
Julienne J. eParaiso   +10 more
doaj   +6 more sources

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

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2014
Significance All three domains of life—Eukarya, Bacteria, and Archaea—are known to inhabit the marine water column from surface waters to great depth. Planktonic marine Archaea are comprised of two dominant groups—the Thaumarchaeaota and Euryarchaeota.
Sara A Lincoln   +2 more
exaly   +6 more sources

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

open access: yesFEMS Microbiology Letters, 2018
The cell membrane of (hyper)thermophilic archaea, including the thermoacidophile Sulfolobus acidocaldarius, incorporate dibiphytanylglycerol tetraether lipids.
Ziqiang Guan   +2 more
exaly   +6 more sources

Structure-function relationships in pure archaeal bipolar tetraether lipids. [PDF]

open access: yesChem Sci, 2023
A series of archaeal bipolar glycerol dialkyl glycerol tetraether (GDGT) lipids were synthesized. Structural properties of self-assembled structures of GDGTs were studied and related to functional behavior such as membrane fusion.
Bhattacharya A   +6 more
europepmc   +3 more sources

Nitrosopumilus as main source of isoprenoid glycerol dialkyl glycerol tetraether lipids in the central Baltic Sea [PDF]

open access: yesFrontiers in Microbiology, 2023
Nitrososphaeria in the phylum Crenarchaeota, is a widespread archaeal class in the oceanic realm, playing an important role in the marine carbon and nitrogen cycle.
Anna Katharina Wittenborn   +7 more
doaj   +2 more sources

Application of microbial membrane tetraether lipids in speleothems

open access: yesFrontiers in Ecology and Evolution, 2023
Glycerol dialkyl glycerol tetraethers (GDGTs), which are derived from microbial membranes, occur widely in soils, peats, lake sediments, marine sediments, hot springs, and other environments.
Jingjie Zang   +7 more
doaj   +2 more sources

Influence of Growth Phase, pH, and Temperature on the Abundance and Composition of Tetraether Lipids in the Thermoacidophile Picrophilus torridus [PDF]

open access: yesFrontiers in Microbiology, 2016
The abundance and composition of glycerol dibiphytanyl glycerol tetraether (GDGT) and glycerol tribiphytanyl glycerol tetraether (GTGT) lipids were determined as a function of growth phase as a proxy for nutrient availability, the pH of growth medium ...
Jayme Feyhl-Buska   +5 more
doaj   +2 more sources

Provenance of tetraether membrane lipids in a large temperate lake (Loch Lomond, UK): implications for glycerol dialkyl glycerol tetraether (GDGT)-based palaeothermometry [PDF]

open access: yesBiogeosciences, 2014
The application of glycerol dialkyl glycerol tetraether (GDGT)-based palaeoenvironmental proxies, such as the branched vs. isoprenoidal tetratether (BIT) index, TEX86 and the MBT–CBT palaeothermometer, has lately been expanded to lacustrine sediments ...
L. K. Buckles   +4 more
doaj   +4 more sources

The Role of Tetraether Lipid Composition in the Adaptation of Thermophilic Archaea to Acidity [PDF]

open access: yesFrontiers in Microbiology, 2013
Diether and tetraether lipids are fundamental components of the archaeal cell membrane. Archaea adjust the degree of tetraether lipid cyclization in order to maintain functional membranes and cellular homeostasis when confronted with pH and/or thermal ...
Eric eBoyd   +4 more
doaj   +3 more sources

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