Results 31 to 40 of about 252,711 (203)

Enantioselective Total Synthesis of the Archaeal Lipid Parallel GDGT-0 [PDF]

open access: yes, 2021
Archaeal glycerol dibiphytanyl glycerol tetraethers (GDGT) are some of the most unusual membrane lipids identified in nature. These amphiphiles are the major constituents of the membranes of numerous Archaea, some of which are extremophilic organisms ...
Isaac D., Falk   +6 more
core   +2 more sources

Benthic archaea as potential sources of tetraether membrane lipids in sediments across an oxygen minimum zone [PDF]

open access: yesBiogeosciences, 2018
Benthic archaea comprise a significant part of the total prokaryotic biomass in marine sediments. Recent genomic surveys suggest they are largely involved in anaerobic processing of organic matter, but the distribution and abundance of these archaeal ...
M. A. Besseling   +5 more
doaj   +1 more source

Bridging the membrane lipid divide: bacteria of the FCB group superphylum have the potential to synthesize archaeal ether lipids [PDF]

open access: yes, 2021
Archaea synthesize membranes of isoprenoid lipids that are ether-linked to glycerol-1-phosphate (G1P), while Bacteria/Eukarya produce membranes consisting of fatty acids ester-bound to glycerol-3-phosphate (G3P).
Damsté, Jaap S.Sinninghe   +10 more
core   +2 more sources

Bending Elasticity Modulus of Giant Vesicles Composed of Aeropyrum Pernix K1 Archaeal Lipid

open access: yesLife, 2015
Thermally induced shape fluctuations were used to study elastic properties of giant vesicles composed of archaeal lipids C25,25-archetidyl (glucosyl) inositol and C25,25-archetidylinositol isolated from lyophilised Aeropyrum pernix K1 cells.
Julia Genova   +4 more
doaj   +1 more source

Resolving a piece of the archaeal lipid puzzle [PDF]

open access: yesProceedings of the National Academy of Sciences, 2019
Lipid membranes are common to all cells, despite occurring in many different forms across Earth’s great biotic diversity. Among the most distinctive membranes are those formed by the archaea, whose lipids are characterized by sn -2,3-glycerol stereochemistry (in contrast to sn -1,2-glycerol in bacteria and eukarya), isoprenoid rather than acetyl ...
openaire   +2 more sources

Archaeal glycerolipids are recognized by C-type lectin receptor Mincle [PDF]

open access: yes, 2022
Recently, various metabolites derived from host microbes have been reported to modulate the immune system, with potential involvement in health or diseases. Archaea, prokaryotic organisms, are present in the human body, but their connection with the host
Shiori , Oka   +8 more
core   +2 more sources

Archaeal tetraether lipids as tracers for past marine environmental change [PDF]

open access: yes
Archaea are single-celled microorganisms that are abundant in marine environments and play a key role in the carbon and nitrogen cycles. Archaea can biosynthesize a wide variety of isoprenoid membrane lipids, including isoprenoid glycerol dibiphytanyl ...
Davtian, Nina   +39 more
core   +2 more sources

Heat Stress Dictates Microbial Lipid Composition along a Thermal Gradient in Marine Sediments

open access: yesFrontiers in Microbiology, 2017
Temperature exerts a first-order control on microbial populations, which constantly adjust the fluidity and permeability of their cell membrane lipids to minimize loss of energy by ion diffusion across the membrane.
Miriam Sollich   +7 more
doaj   +1 more source

Activity of Ancillary Heterotrophic Community Members in Anaerobic Methane-Oxidizing Cultures

open access: yesFrontiers in Microbiology, 2022
Consortia of anaerobic methanotrophic archaea (ANME) and sulfate-reducing bacteria mediate the anaerobic oxidation of methane (AOM) in marine sediments.
Qing-Zeng Zhu   +6 more
doaj   +1 more source

Fidelity in Archaeal Information Processing [PDF]

open access: yes, 2010
A key element during the flow of genetic information in living systems is fidelity. The accuracy of DNA replication influences the genome size as well as the rate of genome evolution.
Stan J. J. Brouns   +7 more
core   +1 more source

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