Alexander Chase (@microbomics) header
Alexander Chase (@microbomics) profile picture

Alexander Chase

@microbomics

Asst Professor @SMU Earth Sciences šŸ§¬šŸŒ‹ šŸŒŠ English Bulldog Enthusiast šŸ¶šŸ¾ šŸ’™ UCLA bruin for life šŸ» šŸ’›

 Dallas, TX
microbomics.com/
Joined June 2013
  • Tweets1.4K
  • Following373
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Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)Photo by Alexander Chase (@microbomics)
Alexander Chase retweeted
mBio (@mbiojournal) profile picture
mBio@mbiojournalSep 8
Same strain, different worlds: can lab evolution predict nature? Coding mutations were highly parallel in the lab, while field evolution repeatedly targeted intergenic regions. doi.org/10.1128/mbio.01700-2ā€¦ @microbomics
Image from mBio (@mbiojournal)
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrashMar 18
Density-dependent feedback and higher-order interactions enable coexistence in phage-bacteria community dynamics academic.oup.com/ismej/advanā€¦
Density-dependent feedback and higher-order interactions enable coexistence in phageā€“bacteria...

Density-dependent feedback and higher-order interactions enable coexistence in phageā€“bacteria...

Abstract. Diverse phageā€“bacteria communities coexist at high densities in environmental, agricultural, and human-associated microbiomes. Phageā€“bacteria coe

academic.oup.com
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#JobPost: Scripps Oceanography is hiring a tenure-track faculty position! Are you an expert in the fields of natural products chemistry, chemical ecology, pharmacology, biotechnology, and chemical and synthetic biology? Apply here: apol-recruit.ucsd.edu/JPF044ā€¦
"Join Our Team" text overlayed on a photo of the sun setting at Scripps Pier

ALT "Join Our Team" text overlayed on a photo of the sun setting at Scripps Pier

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Alexander Chase retweeted
Jason Sheltzer (@JSheltzer) profile picture
Jason Sheltzer@JSheltzerFeb 13
AI is cool and all... but a new paper in @ScienceMagazine kind of figured out the origin of life? The paper reports the discovery of a simple 45-nucleotide RNA molecule that can perfectly copy itself.
Image from Jason Sheltzer (@JSheltzer)
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Genome contamination may lead to an overestimation of horizontal gene transfer inferences | Nature Communications nature.com/articles/s41467-0ā€¦
Genome contamination may lead to an overestimation of horizontal gene transfer inferences

Genome contamination may lead to an overestimation of horizontal gene transfer inferences

Nature Communications - Genome contamination may lead to an overestimation of horizontal gene transfer inferences

nature.com
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Alexander Chase retweeted
Francisco R-Valera (@frovalera) profile picture
Francisco R-Valera@frovaleraJan 30
On the biological meaning of the population pangenome: Trends in Microbiology cell.com/trends/microbiologyā€¦
On the biological meaning of the population pangenome

On the biological meaning of the population pangenome

The prokaryotic pangenome, the full complement of genes within a species, is strikingly large. To understand how ecological forces shape this diversity, it is useful to examine the variable gene pool...

cell.com
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Alexander Chase retweeted
Alexandre Soares Rosado (@Rosado_AS) profile picture
Alexandre Soares Rosado@Rosado_ASJan 30
How Microbial Fossils Illuminate Lifeā€™s Origins asm.org/articles/2026/januarā€¦
How Microbial Fossils Illuminate Lifeā€™s Origins

How Microbial Fossils Illuminate Lifeā€™s Origins

Microbial fossils offer clues about how early prokaryotes shaped Earthā€™s chemistry, offering rare glimpses into the origins of life and the planetā€™s first ecosystems over 3.5 billion years ago.

asm.org
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrash8 Dec 2025
Impact of acetate on CO2 fixation pathways in thermophilic and hydrogenotrophic bacteria academic.oup.com/ismecommun/ā€¦
Impact of acetate on CO2 fixation pathways in thermophilic and hydrogenotrophic bacteria

Impact of acetate on CO2 fixation pathways in thermophilic and hydrogenotrophic bacteria

Abstract. The bacterial-type Woodā€“Ljungdahl (WL) pathway and reductive tricarboxylic acid (rTCA) cycle are the dominant chemolithotrophic CO2 fixation path

academic.oup.com
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Alexander Chase retweeted
Jay Hartzell (@JCHartzell) profile picture
Jay Hartzell
@JCHartzell8 Dec 2025
A landmark moment for @SMU! The Oā€™Donnell Foundationā€™s extraordinary commitmentā€”one of the largest in SMU historyā€”will launch a pioneering energy program and expand honors opportunities for top scholars. A transformational investment in Dallas - and in our future! Read more: smu.edu/news/latest/landmarkā€¦
Image from Jay Hartzell (@JCHartzell)
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Microbial iron oxide respiration coupled to sulfide oxidation | Nature nature.com/articles/s41586-0ā€¦
Microbial iron oxide respiration coupled to sulfide oxidation

Microbial iron oxide respiration coupled to sulfide oxidation

Nature - Genomic and biochemical analyses of prokaryotic sulfur metabolism identify diverse microorganisms with the capacity to oxidize sulfide using iron(iii).

nature.com
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrash14 Aug 2025
Investigating bacterial evolution in nature with metagenomics sciencedirect.com/science/arā€¦
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrash11 Aug 2025
Bioenergetics evolution: the link between Earthā€™s and Lifeā€™s history royalsocietypublishing.org/dā€¦

Bioenergetics evolution: the link between Earthā€™s and Lifeā€™s history

Abstract. The history of life intrigues both researchers and society, as it is human nature to question our origins. Our understanding of microbial evoluti

royalsocietypublishing.org
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Alexander Chase retweeted
Steve Marek (@stephenmarek2) profile picture
Steve Marek@stephenmarek210 Jun 2025
Complexity myths and the misappropriation of evolutionary theory | PNAS pnas.org/doi/10.1073/pnas.24ā€¦
Complexity myths and the misappropriation of evolutionary theory | PNAS

Complexity myths and the misappropriation of evolutionary theory | PNAS

Recent papers by physicists, chemists, and geologists lay claim to the discovery of new principles of evolution that have somehow eluded over a cen...

pnas.org
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrash21 May 2025
Unearthing Vertical Stratified Archaeal Community and Associated Methane Metabolism in Thermokarst Sediments enviromicro-journals.onlinelā€¦
Unearthing Vertical Stratified Archaeal Community and Associated Methane Metabolism in Thermokarst...

Unearthing Vertical Stratified Archaeal Community and Associated Methane Metabolism in Thermokarst...

Vertical stratification in thermokarst lake sediments drives archaeal community assembly, with declining diversity, deterministic selection, and modular networks at depth. Taxa shifts (e.g., rising...

enviromicro-journals.onlinelibrary.wiley.com
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrash14 May 2025
Global patterns of nutrient limitation in soil microorganisms pnas.org/doi/abs/10.1073/pnaā€¦
Global patterns of nutrient limitation in soil microorganisms | PNAS

Global patterns of nutrient limitation in soil microorganisms | PNAS

The availability of nitrogen (N) and phosphorus (P) is essential for soil microbial activity and growth, yet global patterns of N and P limitation ...

pnas.org
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Article: Microbial physiology conserves phosphorus by reducing phosphorus contributions in membrane lipids and increasing intracellular carbon storage during long-term ecosystem development @CharlesR_Warren @sydneyunigeo nature.com/articles/s41561-0ā€¦
Microbial physiology conserves phosphorus across long-term ecosystem development

Microbial physiology conserves phosphorus across long-term ecosystem development

Nature Geoscience - Microbial physiology conserves phosphorus by reducing phosphorus contributions in membrane lipids and increasing intracellular carbon storage during long-term ecosystem...

nature.com
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Alexander Chase retweeted
Cameron Thrash (@jcamthrash) profile picture
Cameron Thrash@jcamthrash29 Apr 2025
Small amounts of misassembly can have disproportionate effects on pangenome-based metagenomic analyses journals.asm.org/doi/full/10ā€¦
Small amounts of misassembly can have disproportionate effects on pangenome-based metagenomic...

Small amounts of misassembly can have disproportionate effects on pangenome-based metagenomic...

Metagenome-assembled genomes, or MAGs, can be constructed without pure cultures of microbes. Large-scale efforts to build MAGs have yielded more complete pangenomes (i.e., sets of all genes found in...

journals.asm.org
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Alexander Chase retweeted
UCI OCEANS (@UCI_OCEANS) profile picture
UCI OCEANS@UCI_OCEANS25 Apr 2025
We are excited to present our new study on climate-driven succession of microbial biodiversity and biogeochemical functioning link.springer.com/article/10ā€¦
Climate-driven succession in marine microbiome biodiversity and biogeochemical function

Climate-driven succession in marine microbiome biodiversity and biogeochemical function

Nature Communications - The impact of ocean warming on the functioning of microbial communities is poorly understood. Here, the authors find that seasonal and El NiƱo-driven warming over 11...

link.springer.com
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šŸ”¬ At @ucsandiego, scientists like Brad Mooreā€“Distinguished Professor at Scripps Oceanography and @ucsdpharmacyā€“are leading the charge to source and develop compounds from nature that are being used to develop the next generation of medicines. šŸ§µā¬‡ļø
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Alexander Chase retweeted
Francis M. Martin (@fmartin1954) profile picture
Francis M. Martin@fmartin19546 Mar 2025
Tropical forests in the Americas are changing too slowly to track climate change | Science science.org/doi/10.1126/scieā€¦
Tropical forests in the Americas are changing too slowly to track climate change

Tropical forests in the Americas are changing too slowly to track climate change

Understanding the capacity of forests to adapt to climate change is of pivotal importance for conservation science, yet this is still widely unknown. This knowledge gap is particularly acute in...

science.org
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