[NASA] Some of Earth’s microbes likely to hitch a ride to space with human explorers could survive in the shaded nooks and crannies of the Moon’s South Pole region, NASA […]
Deinococcus radiodurans
Posted inExtremeophiles and Extreme Environments
Rising From The Fragments: A Multi-factorial Regulatory Framework Of DNA Damage Response In Deinococcus radiodurans
[Extremophiles] Understanding the coordinated regulation of gene expression in response to environmental challenges is critical for unravelling the resistance strategies of the extremophiles that endure extreme habitats.
Posted inAstrogeology, Biophysics, Biosignatures & Paleobiology, Comets and Asteroids, Fossils & Paleontology, Impact events, Meteorites & Asteroids, Microbiology & Virology, Origin & Evolution of Life, Panspermia, Press Release
Life Forms Can Planet Hop On Asteroid Debris – And Survive
Tiny life forms tucked into debris from an asteroid hit could catapult to other planets – including Earth – and survive, a new Johns Hopkins University study finds.
Posted inExtremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Radiation, Status Report
Specific Role Of Two NlpC/P60 Endopeptidases In Cell Division And Membrane Vesicle Formation In Deinococcus radiodurans
The bacterial cell wall is composed of peptidoglycan (PG), a sugar polymer cross-linked by short peptide stems. PG determines cell morphology and protects it from environmental stresses.
Posted inExploration Gear & Tech, Microbiology & Virology, Planetary Protection & Biosafety, Status Report
Susceptibility Of Microbes To far-UVC Light (222 nm) On Spacecraft And Cleanroom Surfaces
Far-UVC light (222 nm) is an emerging decontamination tool with potential for spacecraft assembly applications due to its strong germicidal efficacy and minimal risk to human health.
Posted inAnalog Studies, Astronomy & Telescopes, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Status Report
Evaluating Habitability and Biosignature Detection on TOI-700 d: The Role of UV Environment and Atmospheric Pressure
M dwarfs have long been prime targets in the search for habitable exoplanets, owing to their abundance in the galaxy and the relative ease of detecting Earth-sized worlds within their […]
Posted inBiophysics, Biosignatures & Paleobiology, Desert Worlds, Extremeophiles and Extreme Environments, Habitable Zones, Radiation, Space Weather & Heliophysics, Status Report
UVC-Intense Exoplanets May Not Be Uninhabitable: Evidence from a Desert Lichen
Many of the recently discovered Earth-like exoplanets are hosted by M and F stars, stars that emit intense UVC, especially during a flare.
Posted inAstropharmacy / Biotechnology, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Nanotechnology & SynBio, Origin & Evolution of Life, Press Release
The Extremophile Protein That Revolutionized DNA Sequencing
This game-changing bacterium is called Thermus aquaticus, and it can withstand temperatures as high as 80°C. It’s an example of an extremophile – an organism capable of living in extreme […]
Posted inMicrobiology & Virology, Missions & Hardware, Planetary Protection & Biosafety, Radiation, Sample Return, Status Report
Active Plasma Sterilizer For Planetary Protection And Contamination Control For Space Missions
This paper introduces a novel, compact plasma sterilization system, the Active Plasma Sterilizer (APS), for planetary protection space missions.
Posted inBiophysics, Biosignatures & Paleobiology, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Press Release, Radiation
How Deinococcus radiodurans Withstands Extreme Radiation
Dubbed “Conan the Bacterium” for its extraordinary ability to tolerate the harshest of conditions, Deinococcus radiodurans can withstand radiation doses thousands of times higher than what would kill a human […]