Alex Loy
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loyteam.bsky.social
Alex Loy
@loyteam.bsky.social
780 followers 590 following 28 posts
Professor for Microbial Communities @dome-vienna.bsky.social @cemess.bsky.social University of Vienna @univie.ac.at 🇦🇹, studying the role of microbes 🦠 in environmental and human health, sulfur microbes & gut microbiome
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loyteam.bsky.social
Alex Loy @loyteam.bsky.social · Aug 27
📢 New paper in @nature.com

Microbes rock 🎸🤘 with sulfide and iron minerals

I am very excited to share our recent study, which describes a previously unknown microbial energy metabolism ⚡⚡⚡🦠🧫⚡⚡⚡

🆕 Microbial iron oxide respiration coupled to sulfide oxidation - MISO

www.nature.com/articles/s41...
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).
www.nature.com
Reposted by Alex Loy
bejalab.bsky.social
Powerful new antibiotic that can kill superbugs discovered in soil bacteria www.nature.com/articles/d41...
Powerful new antibiotic that can kill superbugs discovered in soil bacteria
Surprise discovery could pave the way for new treatments against drug-resistant infections.
www.nature.com
November 2, 2025 at 4:38 AM
Reposted by Alex Loy
rauchlab.bsky.social
Check out our new publication, a collaboration with Giovanni Luchetti and Vishva Dixit @ Genentech.
We show that the E.coli effector NleL inhibits intestinal epithelial cell extrusion after #inflammasome activation via degrading the kinases ROCK1 and 2!!
www.nature.com/articles/s41...

Explainer 1/8
Enteropathogenic bacteria evade ROCK-driven epithelial cell extrusion - Nature
The bacterial ubiquitin ligase NleL evades host defence mechanisms both by inhibiting pyroptosis and by preventing infected intestinal epithelial cells from being extruded into the lumen and expelled ...
www.nature.com
October 22, 2025 at 3:47 PM
Reposted by Alex Loy
natmicrobiol.nature.com
OUT NOW Activity-targeted metaproteomics uncovers rare syntrophic bacteria central to anaerobic community metabolism by @ryanziels.bsky.social www.nature.com/articles/s41...
Activity-targeted metaproteomics uncovers rare syntrophic bacteria central to anaerobic community metabolism - Nature Microbiology
An approach combining BONCAT, stable isotope probing and metaproteomics showcases the hidden metabolic interconnectivity of microorganisms within an anaerobic digestion community.
www.nature.com
October 21, 2025 at 1:38 PM
Reposted by Alex Loy
ace-gtdb.bsky.social
Our @narjournal.bsky.social manuscript is out! It explores the growth of the GTDB (gtdb.ecogenomic.org) since its inception, as well as updates to the website, methodology, policies, and major taxonomic and nomenclatural changes over the past three years.

academic.oup.com/nar/advance-...
GTDB release 10: a complete and systematic taxonomy for 715 230 bacterial and 17 245 archaeal genomes
Abstract. The Genome Taxonomy Database (GTDB; https://gtdb.ecogenomic.org) provides a phylogenetically consistent and rank normalized genome-based taxonomy
academic.oup.com
October 22, 2025 at 2:20 PM
Reposted by Alex Loy
cemess.bsky.social
A teaspoon of seafloor mud contains about a billion bacteria!

In IQ – Wissenschaft und Forschung-podcast of #Bayern2, Alexander Loy (@loyteam.bsky.social) talks about the hidden microbial world.

Listen here:🔗 www.ardaudiothek.de/episode/urn:...
Podcast: Der Meeresboden - Mikroorganismen am Grund des Ozeans
Ein Teelöffel voll Schlamm vom Meeresgrund enthält rund eine Milliarde Bakterien, Tausende verschiedener Arten. Kaum bekannt, aber faszinierend und wichtig für den Kohlenstoffkreislauf der Erde. Ein ...
www.ardaudiothek.de
October 16, 2025 at 12:03 PM
Reposted by Alex Loy
bejalab.bsky.social
The bacterial schizorhodopsins: novel light-driven inward proton pumps from Antarctic Minisyncoccota (Patescibacteria) and cyanobacteria, with implications for the proton-pumping mechanism www.biorxiv.org/content/10.1...
October 16, 2025 at 5:49 PM
Reposted by Alex Loy
drbradbrad.bsky.social
2 Postdoc vacancies: Microbial dormancy in the cryosphere
@erc.europa.eu #ERC_SIESTA
📢 PLEASE RT

Experimental:
🧬 Single cell microbial activity measurements, flow cytometry, omics, biogeochem

Modelling:
🖥️ Bioenergetics, thermodynamics, ecological, biogeochem

☀️ Marseille, France
‼️ Apply by 30 Sept
September 10, 2025 at 8:11 AM
Reposted by Alex Loy
isme-microbes.bsky.social
Ten microbiology organizations have come together to develop a global strategy to integrate microbial science into climate solutions. ISME is proud to stand alongside these partners in shaping this roadmap.
Read more: isme-microbes.org/microbes-wit...
#MicrobialEcology #ClimateAction
September 25, 2025 at 12:01 PM
Reposted by Alex Loy
univie.ac.at
The University of Vienna celebrates its Tenure Track professors. 🌍 With a new international symposium #univie highlights the importance of #TenureTrack as a catalyst for change and a vital path for research excellence. 🤝
More about it here: ⤵️
www.univie.ac.at/en/news/deta...
University of Vienna reaffirms commitment to the tenure-track career path with new symposium
Interdisciplinary tenure-track symposium
www.univie.ac.at
September 25, 2025 at 10:32 AM
Reposted by Alex Loy
abaumler.bsky.social
Hydrogen sulfide production distinguishes Salmonella from close relatives, but its biological significance remains obscure. This study uncovers the secret: Salmonella uses hydrogen sulfide production as a weapon to outcompete E. coli and gain a foothold in the gut.
www.pnas.org/doi/10.1073/...
September 13, 2025 at 6:32 PM
Reposted by Alex Loy
univie.ac.at
Von Wien nach Kanada: #Permafrost und heiße Quellen ❄️♨️
Warum macht man eigentlich #Feldforschung in #Kanada? 🔍 Was treibt uns Forscher*innen dazu, mit Bären- und Mosquitospray bewaffnet, bei jedem Wetter in Wäldern oder #Mooren zu graben? 👨‍🔬👩‍🔬
Erfahre mehr darüber in der #Rudolphina: ⤵️
Klimaforschung in Kanada
Warum macht man eigentlich Feldforschung in Kanada? Was treibt uns Forscher*innen dazu, mit Bären- und Mosquitospray bewaffnet, bei jedem Wetter in Wäldern oder Mooren zu graben? Warum nehmen wir schm...
rudolphina.univie.ac.at
September 12, 2025 at 9:35 AM
loyteam.bsky.social
Nice summary from Songcan & Marc 🙏 on our discovery of a new microbial energy metabolism 🦠 🧫 ⚡ 🔌

Microbial Iron oxide respiration coupled to Sulfide Oxidation (MISO)

@nature.com Research Briefing 😍 doi.org/10.1038/d415...

📰 Original paper www.nature.com/articles/s41...

#microsky #microbiomesky
Iron-respiring microbes could have a role in sulfur cycling
A species of bacteria grows when both ferrihydrite and sulfide are present, but not when either is absent.
doi.org
September 11, 2025 at 8:14 AM
Reposted by Alex Loy
cemess.bsky.social
Deadline approaching on Sept 17! We are hiring a Full Professor of Environmental Biogeochemistry of Metals at #CeMESS at the University of Vienna.

Learn more: 🔗 edge.univie.ac.at/news-talks/n...

@edge-vienna.bsky.social @univie.ac.at #EnvironmentalBiochemistry
We are hiring: Full Professor of Environmental Biogeochemistry of Metals
Human activities are driving rapid environmental change on a global scale, with pollutants playing a critical role in pushing planetary systems beyond safe limits. These changes have profound conseque...
edge.univie.ac.at
September 10, 2025 at 10:31 AM
Reposted by Alex Loy
cemess.bsky.social
One week to go! Apply by Sept 17 for the Full Professor position in Soil Ecosystems and Global Change at #CeMESS at the University of Vienna.

More info: 🔗 ter.univie.ac.at/news-talks/n...

@univie.ac.at #SoilEcosystems #WeAreHiring
We are hiring: Full Professor of Soil Ecosystems and Global Change
Soil ecosystems form the foundation of planetary health and play a critical role in climate feedback mechanisms. However, they are also vulnerable to the impacts of global change.
ter.univie.ac.at
September 10, 2025 at 10:28 AM
Reposted by Alex Loy
loyteam.bsky.social
We now show that this redox reaction also powers 🔋🔌 a new chemolithoautotrophic lifestyle of anaerobic microbes 🦠🧫
August 27, 2025 at 8:17 PM
Reposted by Alex Loy
jcamthrash.bsky.social
Plastic‐Microbial BioRemediation DB: A Curated Database for Multi‐Omics Applications enviromicro-journals.onlinelibrary.wiley.com/doi/10.1111/... #jcampubs
Plastic‐Microbial BioRemediation DB: A Curated Database for Multi‐Omics Applications
This study presents a novel multi-omics framework leveraging the novel Plastic-Microbial BioRemediation (Plastic-MBR) database to map the taxonomic distribution of microbial enzymes involved in plast....
enviromicro-journals.onlinelibrary.wiley.com
September 9, 2025 at 2:37 PM
Reposted by Alex Loy
natcomms.nature.com
Struc­tures of meth­ane-ac­tiv­at­ing en­zyme in elu­sive ar­chaea

@mariecmueller.bsky.social @cuwelte.bsky.social @mpimarinemicrobio.bsky.social

#methane #ANME #archaea #MCR #microbiology #biochemistry #StructuralBiology

mpi-bremen.de/en/Structure...
September 9, 2025 at 11:32 AM
Reposted by Alex Loy
jcamthrash.bsky.social
Metabolic biochemical models of N2 fixation for sulfide oxidizers, methanogens, and methanotrophs journals.asm.org/doi/full/10.... #jcampubs
September 9, 2025 at 3:24 PM
Reposted by Alex Loy
jcamthrash.bsky.social
Translational coupling of neighboring genes in prokaryotes journals.asm.org/doi/full/10.... #jcampubs
September 9, 2025 at 3:29 PM
Reposted by Alex Loy
cemess.bsky.social
Fantastic news: Megan Sørensen has been awarded an ERC Starting Grant for her project TRANSITIONS! In her upcoming research at #CeMESS she will explore how endosymbiosis evolves, from protist partnership to organelle.

Read more: 🔗 cemess.univie.ac.at/news/detail-...

#ERCStG @erc.europa.eu
Megan Sørensen receives ERC Starting Grant
Microbiologist Megan Sørensen has been awarded an ERC Starting Grant, securing significant funding for her upcoming research on the evolution of endosymbiosis at CeMESS. It is one of three ERC Startin...
cemess.univie.ac.at
September 4, 2025 at 11:57 AM
Reposted by Alex Loy
natmicrobiol.nature.com
#Editorial

In this month's editorial, we talk about microbial foods. Bacteria and fungi can augment the flavour, composition and sustainability of foods, but more research is needed to push microbial foods — and consumer palates — to new heights.

#MicroSky 🦠

www.nature.com/articles/s41...
Microbes on the menu - Nature Microbiology
Bacteria and fungi can augment the flavour, composition and sustainability of foods, but more research is needed to push microbial foods — and consumer palates — to new heights.
www.nature.com
September 8, 2025 at 5:58 AM
Reposted by Alex Loy
bejalab.bsky.social
Review. Dissecting microbial communities with single-cell transcriptome analysis. www.science.org/doi/10.1126/...
Dissecting microbial communities with single-cell transcriptome analysis
Revealing insights into the function of microbial communities requires moving beyond measuring bulk taxonomic composition to detecting interactions between subpopulations. Following the transformative...
www.science.org
September 7, 2025 at 5:55 AM
Reposted by Alex Loy
amicimicrobiome.bsky.social
Final program of the 8th AMICI Symposium is now set! 🦠🧫
microbiome.at/sites/microb...

September 22, 2025 ‪@bokuvienna.bsky.social
Vienna, Austria

Register now and for free! tinyurl.com/AMICI8-ATBI

#AMICI8 #AMICI2025 #ATBI #microbiome #bioinformatics #microbiomesky #microsky
8th AMICI Symposium and Austrian Bioinformatics Workshop 2025 - Joint Event
AMICI joins forces with the Austrian Bioinformatics Workshop on latest developments in microbiome research and bioinformatics
tinyurl.com
September 1, 2025 at 9:06 AM
Reposted by Alex Loy
nature.com
Nature research paper: Microbial iron oxide respiration coupled to sulfide oxidation

go.nature.com/425wlLA
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).
go.nature.com
September 1, 2025 at 12:09 PM
Reposted by Alex Loy
microbesplanet.bsky.social
New @fwf-at.bsky.social CoE Microplanet Publication @nature.com! A study from the lab of CoE Researcher Alexander Loy @loyteam.bsky.social @cemess.bsky.social @univie.ac.at uncovers bacteria that “breathe” rocks using toxic sulfide in oxygen-free environments. Link: www.nature.com/articles/s41...
September 1, 2025 at 9:49 AM