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Tessmar-Raible Labs

@tessmarraiblelabs

Shared account Tessmar & Raible labs, University of Vienna @univie.ac.at and AWI. Marine clocks and rhythms, moon- and sun light, stem cells, hormones, regeneration and biomaterials.

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Latest posts by Tessmar-Raible Labs @tessmarraiblelabs

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The central nervous system forms by 'folding in' part of the outer layer of the embryo. Kerstin Feistel studies the cytoskeleton and tissue stiffness to understand how cells change shape to orchestrate tissue folding in frogs. #gfe2026

Video from @dev-journal.bsky.social: doi.org/10.1242/dev....

11.03.2026 11:07 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Seeing Chromatin Scaling with Cell Size, from Interphase to Mitosis - FocalPlane Seeing Chromatin Scaling with Cell Size, from Interphase to Mitosis -

If you poke a hole in a tissue layer, how is the gap sealed? JΓ©rΓ΄me Solon investigates wound healing in fly larvae to understand how tissues sense mechanics across scales to close wounds of different sizes #gfe2026

JΓ©rΓ΄me has recently co-authored a post on @focalplane.bsky.social – you can too

11.03.2026 10:27 πŸ‘ 13 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0

Complementing @ckirchhelle.bsky.social 's engaging and mechanistic #mechanobiology presentation at @gfeev.bsky.social #gfe2026, check out their @natplants.nature.com work on a cell-wall-sensing module at the edges of cells and their role for directional growth doi.org/10.1038/s414...

11.03.2026 10:26 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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For more insight into the fascinating link between mechanobiology and morphogenesis, check out @diz-lab.bsky.social 's review on "order from chaos": doi.org/10.1016/j.co...

11.03.2026 09:38 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Alba Diz-MuΓ±oz explains how biological composites – tissues made from layers or components with different mechanical properties – direct shape & form. Alba shows that mechanics is also coupled to cell identity, with stem cell membrane flexibility influencing pluripotency state. #gfe2026

11.03.2026 09:16 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

Good morning from #gfe2026. @sebioldev.bsky.social keynote speaker, Isabel FariΓ±as, studies adult brain stem cells, which are in different states of "relative" dormancy. Isabel studies the stem cell niche - the supporting cells, signals and extracellular matrix that regulate stem cell activity.

11.03.2026 08:34 πŸ‘ 1 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

day 2 of #GfESEBDDSDB2026 #GfE2026 just started with the president of the SEBD EloΓ­sa Herrera (@eloisaherrera.bsky.social) introducing the 2nd keynote lecture given by Isabel FariΓ±as (University of Valencia)

11.03.2026 08:12 πŸ‘ 3 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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At #GfE2026, Thomas Bosch from Kiel University (CAU) challenges the host gene-centric view of biology, demonstrating in beautiful work how microbes change #development, #StemCell differentiation, and even #behaviour. Check out doi.org/10.1073/pnas... doi.org/10.1016/j.cu... doi.org/10.1101/2024...

10.03.2026 14:13 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Salim Seyfried opens the @gfeev.bsky.social #GfE2026 meeting highlighting the history and highlights of the @unipotsdam.bsky.social area, including the Studio Babelsberg.
Looking forward to entertaining and thrilling science...

10.03.2026 13:22 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Nice theory-inspired work on spontaneous directionality of polymers in an β€žEntropic Tug of Warβ€œ by our @univie.ac.at colleagues from soft-matter #physics, bridging #materials science and biology concepts. published in Physical Review X, 2026 doi.org/10.1103/rkms...

05.03.2026 16:39 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Only a few days left to apply to E-STEEM fellowships (call closing this weekend)... submit a 3-page application to maintain your chance for securing 4 years of #PostDoc funding at @univie.ac.at! #WomeninScience #WomenInSTEM who obtained their #PhD degree in 2022 or later -- please consider!

26.02.2026 13:41 πŸ‘ 3 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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The call closes on March 2, and may not repeat, so please contact soon if you are interested to join our two highly supportive and diverse groups (13 nationalities)!

11.02.2026 15:42 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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#WomenInScience day alert: Our labs participate in the E-STEEM initiative of @univie.ac.at: >= 20 funded postdoc positions for female applicants! Interested in pursuing original projects in #stemcells, #regeneration, #biomaterials, #chronobiology at @viennabiocenter.bsky.social? Please get in touch!

11.02.2026 15:42 πŸ‘ 12 πŸ” 7 πŸ’¬ 1 πŸ“Œ 3

Happy to have contributed to this multi-organism/lab study by Kathrin @ktgarschall.bsky.social @malinkjosavik.bsky.social Patrick @prhsteinmetz.bsky.social et al. @msarscentre.bsky.social @unibergen.bsky.social. #Platynereis work by @leonieadelmann.bsky.social. Check it out here: rdcu.be/e2v4j

05.02.2026 15:09 πŸ‘ 6 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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So proud and happy to see Ava Abdi conclude a highly productive Master's project today with a wonderful presentation and thesis defence! Thanks to the many attendees from @tessmarraiblelabs.bsky.social and @antsinthecarpet.bsky.social labs @sfb-f78.bsky.social and co-examiner Daniela Pollak!

30.01.2026 14:46 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Congratulations to our neighbours @versteegga.bsky.social and colleagues on this publication! Well done!

30.01.2026 12:21 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Cool event at the @wien.gv.at mayor's hall on Saturday: @sciball.bsky.social merged great research landscape (@oeaw.bsky.social #ISTAustria #WPI @viennabiocenter.bsky.social @univie.ac.at & more) w/ Vienna's unique ball tradition. Fittingly, opened by 2nd movement of Berlioz’ Symphonie fantastique.

25.01.2026 23:12 πŸ‘ 12 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
Peer Bork on top of Zugspitze, ready to race down

Peer Bork on top of Zugspitze, ready to race down

Peer Bork, Jan Korbel, others at Sonnenkar ski lift at Zugspitze

Peer Bork, Jan Korbel, others at Sonnenkar ski lift at Zugspitze

Après-Ski scientific sessions from 16:00 till very late.

Après-Ski scientific sessions from 16:00 till very late.

For many years, Peer Bork organised Bio-IT retreats to bring together the bioinformaticians across EMBL, in Garmisch-Partenkirchen and later Feldberg. Days out on the mountain followed by forward-looking and meta-science oriented sessions in the hut that fueled many projects and careers.

17.01.2026 10:22 πŸ‘ 80 πŸ” 8 πŸ’¬ 1 πŸ“Œ 2
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In remembrance of Peer BorkΒ  | EMBL EMBL and its community are deeply saddened by the death of Peer Bork, the organisation’s Interim Director General.

So shocked to learn that Peer Bork @borklab.bsky.social @embo.org has passed away yesterday.
His pioneering, forward-looking spirit was inspiring for so many of us. Our thoughts are with his family, friends and his extended scientific family.
www.embl.org/news/embl-an...

17.01.2026 13:19 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Impressive characterization of the visual system of the Bogong moth, a nocturnal long-distance migrant navigating by integrating magnetic and visual cues.

19.12.2025 06:41 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
The brand new website of the Bischoff lab

The brand new website of the Bischoff lab

... together with my SciArt Gallery :)

... together with my SciArt Gallery :)

So excited to share this as a new junior PI:

My brand-new lab website! πŸŽ‰πŸͺ°πŸŒ€
www.bischofflab.com

Please pass it on to young, motivated researchers looking for PhD positions 😊

And for the #FluorescenceFriday community: don’t miss the SciArt Gallery!

#CellBio #DevBio #PhDjob #PhDposition #Science

27.11.2025 08:26 πŸ‘ 192 πŸ” 58 πŸ’¬ 12 πŸ“Œ 4
Interior of Sainsbury Laboratory building showing experimental laboratories on left with floor-to-ceiling glass facing into the main central avenue with people walking on stairs and sitting at study boxes. Lots of natural light and views to the Cambrdge University Botanic Garden. Overlay text "Join SLCU" and logos and closing date of 15 January 2026.

Interior of Sainsbury Laboratory building showing experimental laboratories on left with floor-to-ceiling glass facing into the main central avenue with people walking on stairs and sitting at study boxes. Lots of natural light and views to the Cambrdge University Botanic Garden. Overlay text "Join SLCU" and logos and closing date of 15 January 2026.

🌱 2x David Sainsbury Career Development Fellowships at @slcuplants.bsky.social

Unique opportunity for early-career researchers to launch their own independent research programme in quantitative plant development, with generous support & world-class facilities.

www.cam.ac.uk/jobs/david-s...

11.12.2025 11:45 πŸ‘ 39 πŸ” 41 πŸ’¬ 0 πŸ“Œ 2
Top:  The phylogenetic position of Nematostella and localization of Vasa2 +/Piwi1+ cells within the juvenile polyp body plan. (A) Simplified phylogenetic tree highlighting the phylogenetic position of the sea anemone Nematostella vectensis and other animal taxa relevant for this study. All animal silhouettes are licensed under CC0,1.0 Universal Public domain and taken from https://www.phylopic.org. (B–D) Schematics showing the localization of Vasa2+/Piwi1+ cells in a juvenile polyp, depicted in longitudinal (B) or cross-section (C, D). (E) Schematic representation of the multipotent, Vasa2+/Piwi1+ stem/progenitor cell population and a simplified summary of their germinal and somatic progeny. (F) Schematics of cell cycle phases, highlighting the incorporation of EdU during S-phase (black line) and the phosphorylation of Histone H3 (pH3+) during metaphase. Bottom: Confocal image of two Vasa+/Piwi+ stem-like cells in the inner epithelial folds of the sea anemone Nematostella vectensis. Immunolabelling of mOrange2-Piwi1 fusion protein (yellow) in a transgenic knock-in line combined with nuclear stain (white). Image credit: Paula MiramΓ³n-PuΓ©rtolas.

Top: The phylogenetic position of Nematostella and localization of Vasa2 +/Piwi1+ cells within the juvenile polyp body plan. (A) Simplified phylogenetic tree highlighting the phylogenetic position of the sea anemone Nematostella vectensis and other animal taxa relevant for this study. All animal silhouettes are licensed under CC0,1.0 Universal Public domain and taken from https://www.phylopic.org. (B–D) Schematics showing the localization of Vasa2+/Piwi1+ cells in a juvenile polyp, depicted in longitudinal (B) or cross-section (C, D). (E) Schematic representation of the multipotent, Vasa2+/Piwi1+ stem/progenitor cell population and a simplified summary of their germinal and somatic progeny. (F) Schematics of cell cycle phases, highlighting the incorporation of EdU during S-phase (black line) and the phosphorylation of Histone H3 (pH3+) during metaphase. Bottom: Confocal image of two Vasa+/Piwi+ stem-like cells in the inner epithelial folds of the sea anemone Nematostella vectensis. Immunolabelling of mOrange2-Piwi1 fusion protein (yellow) in a transgenic knock-in line combined with nuclear stain (white). Image credit: Paula MiramΓ³n-PuΓ©rtolas.

How do animals with lifelong growth modulate cell #proliferation? @eudaldpascual.bsky.social @ktgarschall.bsky.social @prhsteinmetz.bsky.social show that starvation induces G1/G0 #CellCycle arrest in Vasa2+/Piwi1+ #SeaAnemone cells; cycle re-entry is TOR-dependent @plosbiology.org πŸ§ͺ plos.io/48J2o6P

09.12.2025 13:50 πŸ‘ 25 πŸ” 12 πŸ’¬ 0 πŸ“Œ 0
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Very thought-inspiring presentation at @univie.ac.at @lifesciencesunivie.bsky.social today by Ron Jenner from
@nhm-london.bsky.social on rethinking the concept of venoms, sap-sucking and blood-sucking animals. Also see the recent piece in Trends in Ecology and Evolution
doi.org/10.1016/j.tr...

09.12.2025 13:14 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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A reference brain for the clonal raider ant Ants exhibit remarkable collective and social behaviors, such as alloparental care,1 chemical communication,2 homing,3 and cooperative group hygiene.4…

Same same, but different: A microscopy-based reference brain from @danielkronauer.bsky.social for the queen-less clonal raider ant Ooceraea biroi, revealing interindividual variability. www.sciencedirect.com/science/arti...

05.12.2025 17:01 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Wonderful material for the next teaching cycle! Thanks to
@swinburnelab.bsky.social sharing this.

05.12.2025 08:53 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Congratulations to all awardees!

02.12.2025 17:22 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Congratulations! Well done.

02.12.2025 17:21 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Congratulations to the new cohort of 28 EMBO Young Investigators! They are joining an international network of more than 800 life scientists – Welcome!

Read the press release here:
https://www.embo.org/press-releases/twenty-eight-group-leaders-become-embo-young-investigators/

02.12.2025 13:06 πŸ‘ 140 πŸ” 32 πŸ’¬ 5 πŸ“Œ 31

+ in this #TansleyInsight (which is also my first paper as corresponding author!) we ask ourselves: if bacteria can anticipate the seasons, how does that change the way we think about the evolution of photoperiodic responses?

bsky.app/profile/newp...

01.12.2025 17:54 πŸ‘ 6 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0