Results 51 to 60 of about 2,437 (171)

The discovery of CRISPR in archaea and bacteria [PDF]

open access: yes, 2016
CRISPR-Cas are self-/nonself-discriminating systems found in prokaryotic cells. They represent a remarkable example of molecular memory that is hereditarily transmitted.
Mojica, Francisco J.M.   +1 more
core   +2 more sources

Production of Poly(3-Hydroxybutyrate-Co-3-Hydroxyvalerate) by Marine Archaea Haloferax mediterranei Dsm 1411 with Yeast Extract As Nutrient Source

open access: yesSqualen, 2017
In many countries, most of household goods are made from polymer or plastic. The polymer manufacturing industry has been relying on fossil fuel-based raw materials which are non-biodegradable. Plastics derived from these non-biodegradable sources will be
Susiana Melanie, James Winterburn
doaj   +1 more source

Diversity of DNA replication in the archaea [PDF]

open access: yes, 2017
DNA replication is arguably the most fundamental biological process. On account of their shared evolutionary ancestry, the replication machinery found in archaea is similar to that found in eukaryotes.
Akita   +6 more
core   +3 more sources

The structure of a PII signaling protein from a halophilic archaeon reveals novel traits and high-salt adaptations [PDF]

open access: yes, 2014
To obtain insights into archaeal nitrogen signaling and haloadaptation of the nitrogen/carbon/energy-signaling protein PII, we determined crystal structures of recombinantly produced GlnK2 from the extreme halophilic archaeon Haloferax mediterranei ...
Adams   +64 more
core   +2 more sources

Impacts of oil palm expansion on avian biodiversity in a Neotropical natural savanna [PDF]

open access: yes, 2017
The consequences of converting tropical rainforest to oil palm are well-documented, but the impacts of oil palm conversion on natural savanna landscapes remain little-known.
Edwards, David P.   +3 more
core   +1 more source

Decoding the Chemical Language of Ribosomally Synthesized and Post‐Translationally Modified Peptides from the Untapped Archaea Domain

open access: yesAngewandte Chemie, Volume 137, Issue 24, June 10, 2025.
Secondary metabolites (SMs) are essential across all life domains, yet those originating from the Archaea domain remain poorly understood. Here, the systematic genome mining and the pioneering heterologous expression of archaeal SMs have revealed the chemical landscape of archaeal lanthipeptides, showing both canonical and non‐canonical forms.
Zhi‐Man Song   +13 more
wiley   +2 more sources

Process Development of Polyhydroxyalkanoates Production by Halophiles Valorising Food Waste

open access: yesBioengineering, 2022
Polyhydroxyalkanoates (PHA) is an emerging biodegradable plastic family that can replace a broad spectrum of conventional thermoplastics and is promising in the sustainable process development and valorization of organic waste.
Ke Wang, Chang Chen, Ruihong Zhang
doaj   +1 more source

Poly[(R)-3-hydroxybutyrate] production under different salinity conditions by a novel Bacillus megaterium strain [PDF]

open access: yes, 2016
Bacillus megaterium uyuni S29, isolated from the Bolivian salt lake Uyuni, displays a high capability to produce poly[(R)-hydroxybutyrate] (PHB) in industrial culture media.
Braunegg, Gerhart   +3 more
core   +2 more sources

Assimilatory nitrate reductase from the haloarchaeon Haloferax mediterranei: purification and characterisation [PDF]

open access: yesFEMS Microbiology Letters, 2001
Haloferax mediterranei can use nitrate as sole nitrogen source during aerobic growth. We report here the purification and biochemical characterisation of the assimilatory nitrate reductase (EC 1.6.6.2) from H. mediterranei. The enzyme, as isolated, was composed of two subunits (105+/-1.3 kDa and 50+/-1.3 kDa) and behaved as a dimer during gel ...
R M, Martínez-Espinosa   +2 more
openaire   +2 more sources

Haloarchaeal carotenoids exert an in vitro antiproliferative effect on human breast cancer cell lines

open access: yesScientific Reports, 2023
Oxidative stress has been linked to the onset and progression of different neoplasia. Antioxidants might help prevent it by modulating biochemical processes involved in cell proliferation.
Micaela Giani   +3 more
doaj   +1 more source

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