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Tina Kaiser

@christinakaiser

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20.12.2023
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Latest posts by Tina Kaiser @christinakaiser

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New @fwf-at.bsky.social CoE Microplanet study in @newphyt.bsky.social! Based on 70 years of data, CoE Key Researcher @christinakaiser.bsky.social and team @cemess.bsky.social @univie.ac.at show 50% loss in beneficial fungi due to high N-low K fertilizers. nph.onlinelibrary.wiley.com/doi/10.1111/...

04.03.2026 08:24 👍 10 🔁 4 💬 0 📌 0

New paper by @christinakaiser.bsky.social and #KianJenab from @ter-cemess.bsky.social at #CeMESS 🙌🌱🍄‍🟫

03.03.2026 08:55 👍 13 🔁 6 💬 0 📌 0
Uralte Symbiose zwischen Pflanzen und Pilzen: Wichtige Hinweise für nachhaltige Landwirtschaft Wenig Kalium und viel Stickstoff bringen Böden aus dem Gleichgewicht

Uralte Symbiose zwischen Pflanzen und Pilzen: Christina Kaiser vom @cemess.bsky.social hat herausgefunden, dass diese Mykorrhizasymbiose sehr empfindlich auf Ungleichgewichte von bestimmten Nährstoffen im Boden reagiert. #univie
Was dies für eine nachhaltige Landwirtschaft bedeutet: ⤵️

03.03.2026 10:31 👍 9 🔁 4 💬 0 📌 0
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Ancient symbiosis between plants and fungi: important insights for sustainable agriculture Low potassium and high nitrogen levels throw soils out of balance

A team led by ecologist @christinakaiser.bsky.social has discovered that mycorrhizal symbiosis is sensitive to imbalances of certain nutrients in the soil. The data come from an experiment that has been running for over 70 years.

www.univie.ac.at/en/news/pres...

🧵1/3 #PlantScience

03.03.2026 11:30 👍 29 🔁 11 💬 1 📌 0
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1/3 〰️ CoE PhD students Thayer Taft from the lab of @christinakaiser.bsky.social and André Carvalho Araújo from the lab of @dagmarwoebken.bsky.social @cemess.bsky.social @univie.ac.at for their study on circadian clocks in the human gut, rhizosphere & desert biocrusts.

05.02.2026 11:01 👍 9 🔁 3 💬 1 📌 0

Use your chance to join the #TERRA team @unituebingen.bsky.social: 7-year position waiting for sbd. to advance #bioinformatic analysis in the context of bio-geo-diversity relations. Tübingen itself is a convincing reason, but our amazing #cluster team even more. We look forward to your application!

24.09.2025 20:22 👍 3 🔁 4 💬 0 📌 0

(2/2) While we rested our (speculative) conclusion on the observation of fermentation products after a pulse of simulated root exudation and estimated O2 depletion from CO2 emissions, this new paper now proved it using O2 sensors in combination with reverse Microdialysis. Really interesting read!

13.09.2025 15:31 👍 2 🔁 0 💬 0 📌 0

(1/2) Very excited about this new paper by @soiltycoon.bsky.social and @keiluweitlab.bsky.social . They elegantly confirm what we have proposed in our earlier papers(e.g. doi.org/10.1016/j.soilbio.2023.109259): the formation of temporarily anoxic microsites caused by root exudation.

13.09.2025 15:31 👍 2 🔁 0 💬 1 📌 0

NEW PAPER 🚨 Curious how plant root exudation and soil texture might interact to form dynamic anoxic microsites in the #rhizosphere, and what they might mean for the fate of soil #carbon, nutrient or contaminent in #soils? Check out @soiltycoon.bsky.social's new paper in SBB: doi.org/10.1016/j.so...

09.09.2025 18:04 👍 18 🔁 11 💬 0 📌 1
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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.

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

10.09.2025 10:28 👍 12 🔁 9 💬 0 📌 1
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The role of ectomycorrhizal functional diversity in mediating soil carbon cycling under global change Click on the article title to read more.

A fun commentary with @christinakaiser.bsky.social inspired by a very cool paper in New Phyt by @fungidownunder.bsky.social et al. showing that EcM fungal functional traits affect soil C responses to elevated CO2. EcM species and traits really matter!

nph.onlinelibrary.wiley.com/doi/10.1111/...

08.09.2025 15:22 👍 28 🔁 8 💬 0 📌 0
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So happy to read these @cemess.bsky.social news. Our centre at @univie.ac.at is really well positioned for future developments

@kathikitzinger.bsky.social
#MichaelZumstein

🧪 #Microsky

07.06.2025 13:20 👍 18 🔁 4 💬 0 📌 1

Thanks!

09.03.2025 19:18 👍 1 🔁 0 💬 0 📌 0

Mach mit bei unserer #WissenSchafft Challenge.

Was schafft deine #Wissenschaft für uns alle? Schreib es in einen Post - und komm zum March for Science für eine freie und offene Wissenschaft.

#StandUpForScience

05.03.2025 07:30 👍 31 🔁 13 💬 14 📌 2
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7. März: Weltweiter March for Science - WissenSchafft Vertrauen - Celsius - der Klimablog von Scientists for Future Österreich Lesedauer 6 Minuten.    March for Science in Wien Wann: Freitag, 7.3.2025, Kundgebung um 13 Uhr Wo: vor der Uni Wien (Universitätsring 1), gefolgt von einem Marsch zum Votivpark mit Kundgebung 15 Uhr ...

#WissenSchafft Verstehen wie Ökosysteme funktionieren. Deshalb bin ich heute beim March for Science.
Wir brauchen eine freie Wissenschaft, denn #WissenSchafft Zukunft.

#MarchForScience #StandUpForScience

at.scientists4future.org/2025/02/24/7...

07.03.2025 10:05 👍 6 🔁 2 💬 0 📌 1

Ukraine is Europe!
We stand by Ukraine.

We will step up our support to Ukraine so that they can continue to fight back the agressor.

Today, it became clear that the free world needs a new leader. It’s up to us, Europeans, to take this challenge.

28.02.2025 20:22 👍 19340 🔁 5605 💬 669 📌 521
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AGU urges the Trump administration to immediately renew U.S. federal commitment to climate science. The U.S. must restore critical climate science leadership for a secure, prosperous future for the country and the world.

Read AGU’s statement here: news.agu.org/press-releas...

28.02.2025 23:44 👍 126 🔁 50 💬 5 📌 3

Amazing!! 🤩

28.02.2025 07:44 👍 0 🔁 0 💬 0 📌 0
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Our newest research in @nature.com

We built a robot (!) to track plant-fungal trade networks. By following half a million fungal highways & nutrient flows within them, we discovered how plants & fungi build hyper-efficient supply chains

www.nature.com/articles/s41...
📹 @sasaspacal.bsky.social

27.02.2025 11:22 👍 162 🔁 73 💬 9 📌 6
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Thanks to @stefangorka.bsky.social, Alex König, Erich Inselsbacher and others. See also our previous studies on reverse microdialysis to explore microbial dynamics at soil exudation hotspots: doi.org/10.1016/j.so... and doi.org/10.1016/j.so... . Funding: Austrian Science Fund @fwf-at.bsky.social 6/6

27.02.2025 19:22 👍 2 🔁 0 💬 0 📌 0
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Fantastic work by first-author Dr. Julia Wiesenbauer, who also defended her PhD-thesis on Monday. Big congratulations! 😀🥳🎉. 5/6

27.02.2025 19:22 👍 13 🔁 1 💬 1 📌 0

Our results also emphasize the microbial feedback on root exudation rates. Compounds more readily taken up by microbes (such as OA in our case) can be released at higher rates by passive exudation, while compounds that accumulate at the exudation spot hinder their further (passive) exudation. 4/6

27.02.2025 19:22 👍 0 🔁 0 💬 1 📌 0

Our results challenge the prevailling assumption that sugars are readily available substrates for soil microbes. The observed microbial preference for organic acids (OA) may indicate a trade-off between rapid biomass growth and ATP yield per unit of substrate uptake. 3/6

27.02.2025 19:22 👍 4 🔁 0 💬 1 📌 0

Using reverse microdialysis in undisturbed soils we show that, compared to sugars, organic acids were i) removed quicker from the exudation spot, ii) preferentially respired by microbes and iii) led to the production of metabolic byproducts. 2/6

27.02.2025 19:22 👍 2 🔁 0 💬 1 📌 0
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Happy to announce our new paper: Soil microbes prefer organic acids over sugars in simulated root exudation (doi.org/10.1016/j.so...). 1/6

27.02.2025 19:22 👍 30 🔁 13 💬 3 📌 0