Results 91 to 100 of about 5,166 (196)

Improving the genetic system for Halorubrum lacusprofundi to allow in-frame deletions

open access: yesFrontiers in Microbiology, 2023
Halorubrum lacusprofundi is a cold-adapted halophilic archaeon isolated from Deep Lake, Antarctica. Hrr. lacusprofundi is commonly used to study adaptation to cold environments and thereby a potential source for biotechnological products.
L. Johanna Gebhard   +2 more
doaj   +1 more source

A rhomboid protease gene deletion affects a novel oligosaccharide N-linked to the S-layer glycoprotein of Haloferax volcanii [PDF]

open access: yes, 2014
Rhomboid proteases occur in all domains of life; however, their physiological role is not completely understood, and nothing is known of the biology of these enzymes in Archaea. One of the two rhomboid homologs of Haloferax volcanii (RhoII) is fused to a
Casabuono, Adriana Cristina   +6 more
core   +2 more sources

Toxicity Assessment and Bioremediation of Deep Eutectic Solvents by Haloferax mediterranei: A Step toward Sustainable Circular Chemistry

open access: yesChemSusChem, Volume 18, Issue 16, August 6, 2025.
The toxicity and biodegradability of deep eutectic solvents (DESs) can be evaluated using Haloferax mediterranei as a novel model organism. The haloarchaeon metabolizes specific DES components, highlighting its potential for DES bioremediation. These findings support the use of H.
Guillermo Martínez   +2 more
wiley   +1 more source

Comprehensive glycoproteomics shines new light on the complexity and extent of glycosylation in archaea.

open access: yesPLoS Biology, 2021
Glycosylation is one of the most complex posttranslational protein modifications. Its importance has been established not only for eukaryotes but also for a variety of prokaryotic cellular processes, such as biofilm formation, motility, and mating ...
Stefan Schulze   +3 more
doaj   +1 more source

Genome-wide analysis of growth phase-dependent translational and transcriptional regulation in halophilic archaea [PDF]

open access: yes, 2007
Background Differential expression of genes can be regulated on many different levels. Most global studies of gene regulation concentrate on transcript level regulation, and very few global analyses of differential translational efficiencies exist.
Christian Lange   +7 more
core   +1 more source

Identification of acetylated diether lipids in halophilic Archaea

open access: yesMicrobiologyOpen, 2022
As a hallmark of Archaea, their cell membranes are comprised of ether lipids. However, Archaea‐type ether lipids have recently been identified in Bacteria as well, with a somewhat different composition: In Bacillales, sn‐glycerol 1‐phosphate is ...
Cosimo Kropp   +6 more
doaj   +1 more source

A simple laser-based device for simultaneous microbial culture and absorbance measurement [PDF]

open access: yes, 2012
In this work we present a device specifically designed to study microbial growth with several applications related to environmental microbiology and other areas of research as astrobiology.
Abrevaya, Ximena Celeste   +3 more
core   +3 more sources

Phosphorylation and Methylation of Proteasomal Proteins of the HaloarcheonHaloferax volcanii

open access: yesArchaea, 2010
Proteasomes are composed of 20S core particles (CPs) ofα- andβ-type subunits that associate with regulatory particle AAA ATPases such as the proteasome-activating nucleotidase (PAN) complexes of archaea. In this study, the roles and additional sites of post-translational modification of proteasomes were investigated using the archaeonHaloferax ...
Humbard, Matthew A.   +4 more
openaire   +2 more sources

Differential Expression of Core Metabolic Functions in Candidatus Altiarchaeum Inhabiting Distinct Subsurface Ecosystems

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 3, June 2025.
Major differences between Candidatus Altiarchaeum species living in two distinct subsurface ecosystems as determined via metatranscriptomics. Genes overly expressed in different Ca. Altiarchaea in Muehlbacher sufidic spring (magenta; MSI; Regensburg, Germany) and Crystal Geyser (turquise; CG; Utah, USA). Ca.
Sarah P. Esser   +9 more
wiley   +1 more source

Chromatin is an ancient innovation conserved between Archaea and Eukarya

open access: yeseLife, 2012
The eukaryotic nucleosome is the fundamental unit of chromatin, comprising a protein octamer that wraps ∼147 bp of DNA and has essential roles in DNA compaction, replication and gene expression. Nucleosomes and chromatin have historically been considered
Ron Ammar   +7 more
doaj   +1 more source

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