Bacteria
Posted inAnalog Studies, Astropharmacy / Biotechnology, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Commercial & Private Sector, Extremeophiles and Extreme Environments, Sample Return, Status Report

Halotolerant Bacteria From Mangrove And Restinga Ecosystems In Camocim, Brazil: Astrobiological Relevance And Biotechnological Potential

by Keith Cowing

Halotolerant bacteria possess significant scientific and biotechnological potential due to their ability to thrive in high-salinity environments and withstand other harsh conditions. Their adaptive mechanisms-such as the production of specialized […]

Posted inBiochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Habitable Zones, Microbiology & Virology, Origin & Evolution of Life, Press Release

Complex Life Developed Earlier Than Previously Thought, Nature Study Reveals

by Keith Cowing

The research led by the University of Bristol was published in the scientific journal Nature 3 December, the research indicates that complex organisms evolved long before there were substantial levels […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Cryobiology, Genomics, Proteomics, Bioinformatics, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography

Multiple Roles Of DNA Methylation In Sea-ice Bacterial Communities And Associated Viruses

by Keith Cowing

Despite growing evidence for the role of DNA methylation in bacterial acclimation to environmental stress, this epigenetic mechanism remains unexplored in sea-ice microbial communities known to tolerate multiple stressors.

Posted inAnalog Studies, Away Teams & Field Reports, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Microbiology & Virology, Sample Return, Status Report, Water/Hycean Worlds & Oceanography

Experimental Diagenesis Reveals Preservation Of Biosignatures In Filamentous Sulfur Mats Under Hydrothermal Conditions

by Keith Cowing

Filamentous microbial biosignatures associated with iron sulfides are among the prime targets in early life studies, but their formation and preservation are insufficiently understood.

Posted inBiochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Mars, Microbiology & Virology, Origin & Evolution of Life, Panspermia, Planetary Protection & Biosafety, Radiation, Sample Return, Status Report

Endospore Integrity And Viability Of Bacillus subtilis On Simulated Martian Regolith In Rotational UVC Radiation Exposures

by Keith Cowing

Current understanding of Martian regolith has advanced due to various rover explorations. Due to this, there are now several variants of Martian regolith that are chemically known and commercially available.

Posted inAway Teams & Field Reports, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Habitable Zones, Lava / magma ocean / Volcanic Worlds, Microbiology & Virology, Origin & Evolution of Life, Press Release, Sample Return, Water/Hycean Worlds & Oceanography

Studying Thermophiles In Yellowstone National Park

by Keith Cowing

Ask any Yellowstone park ranger about hazards in the park, and you will soon learn that hydrothermal features (not bears) have caused more harm than any other natural threat. Park […]

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