Iron limitation differentially affects viral replication in key marine microbes | PNAS Viral lysis accounts for much of microbial mortality in the ocean, and iron (Fe) is a critical micronutrient that can limit phytoplankton growth. H...

Iron limitation differentially affects viral replication in key marine microbes #usc_earth #jcampubs 🌊www.pnas.org/doi/abs/10.1073/pnas.251...

Functional genomic signatures predict microbial culturability across the tree of life #USC_MEB #USC_earth #jcampubs www.biorxiv.org/content/10.1...

A low oxygen threshold for physiological responses and trace metal quotas of Prochlorococcus and Synechococcus #USC_MEB #USC_earth aslopubs.onlinelibrary.wiley.com/doi/10.1002/... #jcampubs 🌊

Defining ultra-slow-growing extremophilic microorganisms as aeonophiles - Nature Microbiology In environments like the deep subsurface, microorganisms with long doubling times can remain metabolically active for millions of years — we propose referring to this class of extremophile as aeonophi...

Defining ultra-slow-growing extremophilic microorganisms as aeonophiles #USC_earth #USC_MEB #jcampubs www.nature.com/articles/s41...

Potential of CO2 sequestration through accelerated weathering of limestone on ships Maritime transportation can be substantially decarbonized by mimicking the natural process of limestone weathering.

Potential of CO2 sequestration through accelerated weathering of limestone on ships #USC_earth #jcampubs 🌊 www.science.org/doi/full/10....

Anthropogenic iron alters the spring phytoplankton bloom in the North Pacific transition zone | PNAS Industrial activities have increased the supply of iron to the ocean, but the magnitude of anthropogenic input and its ecological consequences are ...

Anthropogenic iron alters the spring phytoplankton bloom in the North Pacific transition zone #usc_earth #ResearchAtUSC www.pnas.org/doi/abs/10.1... #jcampubs 🌊

Hunting extreme microbes that redefine the limits of life An adventurous survey of inhospitable habitats unearths extraordinary organisms that pose challenging research questions.

Hunting extreme microbes that redefine the limits of life

book by @karenlloyd.bsky.social #usc_earth #usc_meb
www.nature.com/articles/d41...

Traits enabling persistence of living Promethearchaeota in marine sediments frozen for over 100 kyr #USC_MEB #USC_earth #ResearchAtUSC www.biorxiv.org/content/10.1... #jcampubs

Calorimetric measurement of energy and nutrient stimulation of microorganisms from the continental deep subsurface #USC_MEB #USC_earth www.frontiersin.org/journals/mic...

Methane leakage through the sulfate–methane transition zone of the Baltic seabed - Nature Geoscience Inhibition of anaerobic methane oxidation in organic-rich marine sediments causes widespread methane leakage from the seabed, according to an analysis of sediment cores from the Baltic Sea.

Methane leakage through the sulfate–methane transition zone of the Baltic seabed #USC_MEB #USC_earth www.nature.com/articles/s41... #jcampubs

Control of hydrogen concentrations by microbial sulfate reduction in two contrasting anoxic coastal sediments #USC_earth #USC_MEB #ResearchAtUSC www.frontiersin.org/journals/mic... #jcampubs

Microbial iron limitation in the ocean’s twilight zone - Nature The distribution and uptake of siderophores across a meridional section of the eastern Pacific Ocean suggests that iron availability limits microbial metabolism in the upper mesopelagic in several lar...

Microbial iron limitation in the ocean’s twilight zone #USC_earth #ResearchAtUSC www.nature.com/articles/s41... #jcampubs 🌊

Comparative proteomics of a versatile, marine, iron‐oxidizing chemolithoautotroph In this study, we identified proteins that were upregulated under iron-oxidizing conditions. Notably, we highlight a periplasmic di-heme cytochrome c that is associated with a putative redox complex ....

Comparative proteomics of a versatile, marine, iron‐oxidizing chemolithoautotroph #USC_earth #ResearchAtUSC enviromicro-journals.onlinelibrary.wiley.com/doi/10.1111/... #jcampubs

Bioenergetics of iron snow fueling life on Europa | Proceedings of the National Academy of Sciences The main sources of redox gradients supporting high-productivity life in the Europan and other icy ocean world oceans were proposed to be photolyti...

Bioenergetics of iron snow fueling life on Europa #USC_earth #ResearchAtUSC www.pnas.org/doi/abs/10.1... #jcampubs