Results 31 to 40 of about 2,260 (153)

Characterization of bioplastics produced by haloarchaeon Haloarcula sp strain NRS20 using cost-effective carbon sources

open access: yesMaterials Research Express, 2021
As good models for developing techniques, Haloarchaea are using as cell factories to produce a considerable concentration of bioplastics, polyhydroxyalkanoate (PHA), polyhydroxybutyrate (PHB), and polyhydroxyvalerate (PHV). In this study, low-cost carbon
Nashwa Hagagy   +4 more
doaj   +1 more source

Genomic Analysis of Haloarchaea from Diverse Environments, including Permian Halite, Reveals Diversity of Ultraviolet Radiation Survival and DNA Photolyase Gene Variants

open access: yesMicroorganisms, 2023
Ultraviolet (UV) radiation responses of extremophilic and archaeal microorganisms are of interest from evolutionary, physiological, and astrobiological perspectives. Previous studies determined that the halophilic archaeon, Halobacterium sp. NRC-1, which
Sagorika Nag   +7 more
doaj   +1 more source

Haloarchaeal Carotenoids: Healthy Novel Compounds from Extreme Environments

open access: yesMarine Drugs, 2019
Haloarchaea are halophilic microorganisms belonging to the archaea domain that inhabit salty environments (mainly soils and water) all over the world. Most of the genera included in this group can produce carotenoids at significant concentrations (even ...
Micaela Giani   +3 more
doaj   +1 more source

Amino acid substitutions in cold-adapted proteins from Halorubrum lacusprofundi, an extremely halophilic microbe from antarctica. [PDF]

open access: yesPLoS ONE, 2013
The halophilic Archaeon Halorubrum lacusprofundi, isolated from the perennially cold and hypersaline Deep Lake in Antarctica, was recently sequenced and compared to 12 Haloarchaea from temperate climates by comparative genomics.
Shiladitya Dassarma   +3 more
doaj   +1 more source

Halovirus HF2 Intergenic Repeat Sequences Carry Promoters

open access: yesViruses, 2021
Halovirus HF2 was the first member of the Haloferacalesvirus genus to have its genome fully sequenced, which revealed two classes of intergenic repeat (IR) sequences: class I repeats of 58 bp in length, and class II repeats of 29 bp in length.
Brendan Russ   +2 more
doaj   +1 more source

Establishment of a Halophilic Bloom in a Sterile and Isolated Hypersaline Mesocosm

open access: yesMicroorganisms, 2023
Extreme environments, including hypersaline pools, often serve as biogeographical islands. Putative colonizers would need to survive transport across potentially vast distances of inhospitable terrain.
Matthew E. Rhodes   +4 more
doaj   +1 more source

Phylogenomics of Haloarchaea: The Controversy of the Genera Natrinema-Haloterrigena

open access: yesFrontiers in Microbiology, 2021
The haloarchaeal genera Natrinema and Haloterrigena were described almost simultaneously by two different research groups and some strains studied separately were described as different species of these genera.
Rafael R. de la Haba   +4 more
doaj   +1 more source

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

Antimicrobial Effect of Kids Dentifrices on Streptococcus mutans and Lactobacillus acidophilus: An In-Vitro Study

open access: yesJournal of Mazandaran University of Medical Sciences, 2022
Background and purpose: Dental caries is one of the most common bacterial diseases in childhood. Using proper dentifrice is suggested to reduce the incidence of this disease. The aim of this study was to investigate the antimicrobial effects of different
Maedeh Salehi   +4 more
doaj  

Biochemical Characterization of the Amylase Activity from the New Haloarchaeal Strain Haloarcula sp. HS Isolated in the Odiel Marshlands

open access: yesBiology, 2021
Alpha-amylases are a large family of α,1-4-endo-glycosyl hydrolases distributed in all kingdoms of life. The need for poly-extremotolerant amylases encouraged their search in extreme environments, where archaea become ideal candidates to provide new ...
Patricia Gómez-Villegas   +6 more
doaj   +1 more source

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