Results 21 to 30 of about 2,346 (185)

Planktonic Archaeal Ether Lipid Origins in Surface Waters of the North Pacific Subtropical Gyre

open access: yesFrontiers in Microbiology, 2021
Thaumarchaeota and Thermoplasmatota are the most abundant planktonic archaea in the sea. Thaumarchaeota contain tetraether lipids as their major membrane lipids, but the lipid composition of uncultured planktonic Thermoplasmatota representatives remains ...
Fuyan Li   +5 more
doaj   +1 more source

Global Warming and Mass Extinctions Associated With Large Igneous Province Volcanism

open access: yesGeophysical Monograph Series, Page 83-102., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
David P. G. Bond, Yadong Sun
wiley  

+1 more source

Improvement of Pulmonary Photodynamic Therapy: Nebulisation of Curcumin-Loaded Tetraether Liposomes

open access: yesPharmaceutics, 2021
Lung cancer is one of the most common causes for a high number of cancer related mortalities worldwide. Therefore, it is important to improve the therapy by finding new targets and developing convenient therapies.
Jennifer Lehmann   +8 more
doaj   +1 more source

Functionalized Membrane Domains: An Ancestral Feature of Archaea?

open access: yesFrontiers in Microbiology, 2020
Bacteria and Eukarya organize their plasma membrane spatially into domains of distinct functions. Due to the uniqueness of their lipids, membrane functionalization in Archaea remains a debated area. A novel membrane ultrastructure predicts that monolayer
Maxime Tourte   +3 more
doaj   +1 more source

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. GDGTs respond sensitively to environmental changes and have become an important tool in paleoenvironmental reconstruction.
Jingjie Zang   +7 more
openaire   +2 more sources

New method for surface modification of nanoporous aluminum oxide membranes using tetraether lipid

open access: yes, 2022
S.16-22Coating the inner pore walls of nanoporous aluminum oxide membranes with ultra thin films of archaebacterial tetraether lipids (TEL) was performed to change the filtration characteristics.
Teuscher, N.   +4 more
core   +1 more source

Archaeal Life on Tangkuban Perahu- Sampling and Culture Growth in Indonesian Laboratories

open access: yesHayati Journal of Biosciences, 2012
The aim of the expedition to Tangkuban Perahu, West Java was to obtain archaeal samples from the solfatara fields located in Domas crater. This was one of the places, where scientists from the University of Regensburg Germany had formerly isolated ...
SRI HANDAYANI   +11 more
doaj   +3 more sources

Temperate Oligocene surface ocean conditions offshore of Cape Adare, Ross Sea, Antarctica [PDF]

open access: yesClimate of the Past, 2021
Antarctic continental ice masses fluctuated considerably during the Oligocene “coolhouse”, at elevated atmospheric CO2 concentrations of ∼600–800 ppm. To assess the role of the ocean in the Oligocene ice sheet variability, reconstruction of past ocean ...
F. S. Hoem   +9 more
doaj   +1 more source

The Effects of Temperature and Growth Phase on the Lipidomes of Sulfolobus islandicus and Sulfolobus tokodaii

open access: yesLife, 2015
The functionality of the plasma membrane is essential for all organisms. Adaption to high growth temperatures imposes challenges and Bacteria, Eukarya, and Archaea have developed several mechanisms to cope with these.
Sara Munk Jensen   +5 more
doaj   +1 more source

Membrane homeoviscous adaptation in the piezo-hyperthermophilic archaeon Thermococcus barophilus

open access: yesFrontiers in Microbiology, 2015
The archaeon Thermococcus barophilus, one of the most extreme members of hyperthermophilic piezophiles known thus far, is able to grow at temperatures up to 103°C and pressures up to 80MPa. We analyzed the membrane lipids of T. barophilus by HPLC-MS as a
Anaïs eCario   +3 more
doaj   +1 more source

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