Results 31 to 40 of about 649 (118)

Identification of novel components of the Ced and Ups systems in <i>Saccharolobus islandicus</i> REY15A. [PDF]

open access: yesmLife
Abstract In Sulfolobales cells, transcription of the Ups (UV‐inducible pili of Sulfolobus) and Ced (Crenarchaeal system for exchange of DNA) genes is highly induced by DNA damage, and the two systems play key roles in pili‐mediated cell aggregation and chromosomal DNA import, respectively.
Wu P   +6 more
europepmc   +2 more sources

Nitrosarchaeum haohaiensis sp. Nov. CL1<sup>T</sup>: Isolation and Characterisation of a Novel Ammonia-Oxidising Archaeon From Aquatic Environments. [PDF]

open access: yesEnviron Microbiol Rep
Following a 3.5‐year enrichment cultivation period, a rapid‐growing ammonia‐oxidising archaeon, designated CL1T, was isolated from the East China Sea. Strain CL1T represents a new species within the Nitrosarchaeum genus and is capable of effectively oxidising ammonia at both low and high concentrations through the GS‐GOGAT and GDH pathways. Furthermore,
Li H   +7 more
europepmc   +2 more sources

Cellular and Genomic Properties of Haloferax gibbonsii LR2-5, the Host of Euryarchaeal Virus HFTV1

open access: yesFrontiers in Microbiology, 2021
Hypersaline environments are the source of many viruses infecting different species of halophilic euryarchaea. Information on infection mechanisms of archaeal viruses is scarce, due to the lack of genetically accessible virus–host models. Recently, a new
Colin Tittes   +7 more
doaj   +1 more source

Living electronics: A catalogue of engineered living electronic components

open access: yesMicrobial Biotechnology, Volume 16, Issue 3, Page 507-533, March 2023., 2023
Biology leverages a range of electrical phenomena to extract and store energy, control molecular reactions and enable multicellular communication. Recently, the microbial machinery enabling these redox reactions have been leveraged for interfacing cells and biomolecules with electrical circuits for biotechnological applications.
Joshua T. Atkinson   +3 more
wiley   +1 more source

Putative Extracellular Electron Transfer in Methanogenic Archaea

open access: yesFrontiers in Microbiology, 2021
It has been suggested that a few methanogens are capable of extracellular electron transfers. For instance, Methanosarcina barkeri can directly capture electrons from the coexisting microbial cells of other species.
Kailin Gao, Yahai Lu
doaj   +1 more source

The Role of Polyphosphate in Motility, Adhesion, and Biofilm Formation in Sulfolobales

open access: yesMicroorganisms, 2021
Polyphosphates (polyP) are polymers of orthophosphate residues linked by high-energy phosphoanhydride bonds that are important in all domains of life and function in many different processes, including biofilm development. To study the effect of polyP in
Alejandra Recalde   +5 more
doaj   +1 more source

Viral Hijack of Filamentous Surface Structures in Archaea and Bacteria

open access: yesViruses, 2021
The bacterial and archaeal cell surface is decorated with filamentous surface structures that are used for different functions, such as motility, DNA exchange and biofilm formation. Viruses hijack these structures and use them to ride to the cell surface
Colin Tittes   +2 more
doaj   +1 more source

High‐resolution archaellum structure reveals a conserved metal‐binding site [PDF]

open access: yes, 2019
Many archaea swim by means of archaella. While the archaellum is similar in function to its bacterial counterpart, its structure, composition, and evolution are fundamentally different.
Aizawa, Shin‐Ichi   +13 more
core   +2 more sources

ArnS, a kinase involved in starvation-induced archaellum expression [PDF]

open access: yes, 2016
Organisms have evolved motility organelles that allow them to move to favorable habitats. Cells integrate environmental stimuli into intracellular signals to motility machineries to direct this migration.
Wilson, Amanda J.   +26 more
core   +1 more source

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