Results 101 to 110 of about 5,757 (229)

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

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

d-Xylose Degradation Pathway in the Halophilic Archaeon Haloferax volcanii [PDF]

open access: yesJournal of Biological Chemistry, 2009
The pathway of D-xylose degradation in archaea is unknown. In a previous study we identified in Haloarcula marismortui the first enzyme of xylose degradation, an inducible xylose dehydrogenase (Johnsen, U., and Schönheit, P. (2004) J. Bacteriol. 186, 6198–6207).
Johnsen, Ulrike   +6 more
openaire   +3 more sources

Non‐conserved microRNAs and their roles in plants: the case for legumes

open access: yesPlant Biology, Volume 27, Issue 4, Page 450-460, June 2025.
Non‐conserved miRNAs are functional and modulate stress and microbial interactions in legumes, hinting at broader roles in plant gene regulation. Abstract Several classes of small RNAs function to regulate stress and development pathways in all kingdoms of life.
Y. Hernández   +3 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

DNA damage induces nucleoid compaction via the Mre11-Rad50 complex in the archaeon Haloferax volcanii [PDF]

open access: yes, 2012
In prokaryotes the genome is organized in a dynamic structure called the nucleoid, which is embedded in the cytoplasm. We show here that in the archaeon Haloferax volcanii, compaction and reorganization of the nucleoid is induced by stresses that ...
Allers, Thorsten   +2 more
core   +2 more sources

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

The role of Cas8 in type I CRISPR interference [PDF]

open access: yes, 2015
CRISPR (clustered regularly interspaced short palindromic repeat) systems provide bacteria and archaea with adapt- ive immunity to repel invasive genetic elements.
Alkhnbashi, Omer   +8 more
core   +3 more sources

How Small Proteins Adjust the Metabolism of Cyanobacteria Under Stress

open access: yesBioEssays, Volume 47, Issue 3, March 2025.
Cyanobacteria are powered by oxygenic photosynthesis located in extensive internal membrane systems, the thylakoids. Using carboxysomes, they assimilate organic from inorganic carbon. The integration of photosynthesis, carbon fixation, assimilation of nitrogen, and other nutrients involves several small proteins.
Alexander Kraus, Wolfgang R. Hess
wiley   +1 more source

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