Results 61 to 70 of about 371 (156)

UV-Resistant Actinobacteria from High-Altitude Andean Lakes: Isolation, Characterization and Antagonistic Activities [PDF]

open access: yes, 2017
Polyextremophiles are present in a wide variety of extreme environments in which they must overcome various hostile conditions simultaneously such as high UVB radiation, extreme pHs and temperatures, elevated salt and heavy-metal concentration, low ...
Kurth, Daniel   +12 more
core   +1 more source

Enhanced chaotrope tolerance and (S)‐2‐hydroxypropiophenone production by recombinant Pseudomonas putida engineered with Pprl from Deinococcus radiodurans

open access: yesMicrobial Biotechnology, Volume 17, Issue 3, March 2024.
The gene encoding the global regulator PprI from Deinococcus radiodurans, an inducer of pleiotropic proteins promoting DNA repair, was expressed in Pseudomonas putida. The cells harbouring the global transcriptional regulator exhibited high tolerance toward benzaldehyde, acetaldehyde, ethanol, butanol, NaCl, H2O2 and thermal stress, thereby reflecting ...
Reihaneh Kordesedehi   +4 more
wiley   +1 more source

Genome‐scale metabolic modelling of extremophiles and its applications in astrobiological environments

open access: yesEnvironmental Microbiology Reports, Volume 16, Issue 1, February 2024.
Metabolic modelling with GEMs is a valuable tool for studying extremophiles and simulating genetic and environmental changes. Integration with other mathematical approaches aids in predicting life forms in astroenvironments, informing the origins of life and space adaptation.
Nuttapol Noirungsee   +5 more
wiley   +1 more source

Physiological and genomic insights into abiotic stress of halophilic archaeon Natrinema altunense 4.1R isolated from a saline ecosystem of Tunisian desert

open access: yes, 2023
Halophilic archaea are polyextremophiles with the ability to withstand fluctuations in salinity, high levels of ultraviolet radiation, and oxidative stress, allowing them to survive in a wide range of environments and making them an excellent model for ...
Cherif, Ameur   +8 more
core   +1 more source

Tolypocladium parasiticum Barron, a polyextremophilic fungus

open access: yes, 2023
In the past decades, great attention was devoted to extremophilic microorganisms. Extremophiles survive in extreme conditions, such as extreme temperatures, high saline, acidic, and alkaline solutions or environments with increased heavy metal content (1).
Oro, Violeta   +4 more
openaire   +1 more source

A polyextremophilic alcohol dehydrogenase from the Atlantis II Deep Red Sea brine pool [PDF]

open access: yesFEBS Open Bio, 2018
Enzymes originating from hostile environments offer exceptional stability under industrial conditions and are therefore highly in demand. Using single‐cell genome data, we identified the alcohol dehydrogenase (ADH) gene, adh/a1a, from the Atlantis II Deep Red Sea brine pool. ADH/A1a is highly active at elevated temperatures and high salt concentrations
Akal, Anastassja L.   +7 more
openaire   +4 more sources

Concurrent metabolism of pentose and hexose sugars by the polyextremophile Alicyclobacillus acidocaldarius

open access: yesJournal of Industrial Microbiology and Biotechnology, 2017
Abstract Alicyclobacillus acidocaldarius is a thermoacidophilic bacterium capable of growth on sugars from plant biomass. Carbon catabolite repression (CCR) allows bacteria to focus cellular resources on a sugar that provides efficient growth, but also allows sequential, rather than simultaneous use when more than one sugar is present ...
Brady D, Lee   +3 more
openaire   +2 more sources

Culture-dependent and -independent methods reveal dominance of halophilic Euryarchaeota in high-altitude Andean lakes [PDF]

open access: yes, 2018
The hypersaline and extreme environments of the so-called high-altitude Andean lakes in the dry central region of the Andes are considered pristine ecosystems of biotechnological interest.
Ferrero, Marcela Alejandra   +4 more
core   +1 more source

Efficacy of polyextremophilic Aeribacillus pallidus on bioprocessing of beet vinasse derived from ethanol industries

open access: yesBioresource Technology, 2020
This work aimed to evaluate the applicability of Aeribacillus pallidus for the aerobic treatment of the concentrated beet vinasse with high chemical oxygen demand (COD 685 g.L-1) that is defined as an environmental pollutant. This bacterium is a polyextremophilic strain and grow aerobically up to 7.5% vinasse at high temperature (50 °C).
Harirchi, S.   +3 more
openaire   +3 more sources

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