Results 81 to 90 of about 3,599 (159)

Optogenetic acidification of synaptic vesicles and lysosomes [PDF]

open access: yes, 2015
Acidification is required for the function of many intracellular organelles, but methods to acutely manipulate their intraluminal pH have not been available.
A Hoffmann   +71 more
core   +2 more sources

Antioxidant, antimicrobial, and bioactive potential of two new haloarchaeal strains isolated from Odiel Salterns (Southwest Spain) [PDF]

open access: yes, 2020
The need to survive in extreme environments has furnished haloarchaea with a series of components specially adapted to work in such conditions. The possible application of these molecules in the pharmaceutical and industrial fields has received ...
Barreira, Luísa   +5 more
core   +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

Prokaryotic microorganisms, viruses, and antimicrobial agents from hypersaline environments [PDF]

open access: yes, 2013
Archaea are commonly found in the most extreme environments on Earth, such as geothermal hot springs, submarine hydrothermal vents and hypersaline lakes.
Atanasova, Nina
core  

Biocompounds from Haloarchaea and Their Uses in Biotechnology [PDF]

open access: yes, 2017
New advances in the understanding of haloarchaea physiology, metabolism, biochemistry, and molecular biology show that these kinds of microorganisms produce several compounds in response to the extreme conditions of their ecosystems.
Galiana, Carmen Pire   +2 more
core   +4 more sources

Unveiling the Use of Hydrophobic Eutectic Solutions as Task-Specific Solvents To Recover Bacterioruberin from Haloferax mediterranei

open access: yesACS Sustainable Chemistry & Engineering, 2023
Haloarchaea make up a class of untapped marine microbial resources that constitute a promising source of valuable compounds with unique characteristics. Bacterioruberin is a C50 carotenoid produced by haloarchaea that possesses interesting antioxidant properties and bioactivities relevant to the food and cosmetic industries.
Mariam Kholany   +8 more
openaire   +2 more sources

Protective Roles of Bacterioruberin and Intracellular KCl in the Resistance of Halobacterium salinarium against DNA-damaging Agents. [PDF]

open access: yesJournal of Radiation Research, 1998
Halobacterium salinarium, a member of the extremely halophilic archaebacteria, contains a C50-carotenoid namely bacterioruberin. We have previously reported the high resistance of this organism against the lethal actions of DNA-damaging agents including ionizing radiation and ultraviolet light (UV).
H R, Shahmohammadi   +7 more
openaire   +2 more sources

Crystallographic Studies on Archaeal Light-driven Proton Pumps [PDF]

open access: yes, 2016
名古屋大学Nagoya University博士(理学)doctoral ...
66026, 66027, CHAN, Siu-Kit, 陳, 兆傑
core  

Microbial diversity and microbial abundance in salt-saturated brines: Why are the waters of hypersaline lakes red? [PDF]

open access: yes, 2009
Salt-saturated lakes such as the North Arm of Great Salt Lake and saltern crystallizer ponds contain 10-10 and more red microorganisms ml-1. Even the Dead Sea occasionally turns red due to microbial blooms.
Oren, Aharon
core   +1 more source

Examining Interactions between Opsins and Carotenoid Biosynthetic Proteins in Halophilic Archaea [PDF]

open access: yes, 2017
Organisms have evolved numerous specialized molecules for constantly responding to environmental changes. Examples of such molecules are the light-driven proton-pump rhodopsins, such as bacteriorhodopsin (BR) and cruxrhodopsin (cR), and the carotenoid ...
Plesa, Alexandru M
core   +1 more source

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