Patrick Steinmetz

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31 Posts
Group leader at Sars Centre. Evo-devo & evo-physio in cnidarians.
We published a new preprint on nitric oxide (NO) signalling in #Platynereis. In the paper Kei Jokura et al. described how NO is required for UV-avoidance behaviour by mediating retrograde signalling to brain ciliary photoreceptors.
https://www.biorxiv.org/content/10.1101/2023.08.02.551600v1
#neuroscience #animals #science

Want to understand the evolution of first brains🧠? Come join us at the Michael Sars Centre (University of Bergen).

Postdoc position available: "Decoding the gelatinous origins of brain evolution" as part of our #HFSP grant with Fred Wolf (University Göttingen) #ctenophores. Boosts highly appreciated.

https://lnkd.in/dez8YegG

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The neuromuscular organization of a benthic ctenophore (Vallicula multiformis). Consistent distribution patterns of the VWYa-positive neurons, suggest evolutionarily conserved functionality within ctenophores. From the Watanabe lab @OISTedu https://www.researchsquare.com/article/rs-3503203/v1
Neuromuscular organization of the benthic ctenophore, Vallicula multiformis

The Ctenophora is the earliest metazoan taxon with neurons and muscles. Recent studies have described genetic, physiological, and cellular characteristics of the neural and muscular systems of this phylogenically important lineage. However, despite the ecological diversity of ctenophore niches...

Our group has several 3y+ #postdoc openings at the Centre for Organismal Studies at Heidelberg University. Come and join us in Heidelberg to study eye evolution, #cilia, #behaviour by #connetomics #vEM etc. #neuroscience #Evolution #job #science
https://adb.zuv.uni-heidelberg.de/info/INFO_FDB$.startup?MODUL=LS&M1=1&M2=0&M3=0&PRO=34018
Stellenausschreibungen an der Universität Heidelberg

Infosystem der ZUV

I've got two stories on our origins today. 1) Our species started as a patchwork of peoples across Africa. 2) To understand how our ancestors became animals, consider the comb jelly! 1) https://www.nytimes.com/2023/05/17/science/human-origins-africa.html 2) https://www.nytimes.com/2023/05/17/science/first-animals-comb-jellies.html
Study Offers New Twist in How the First Humans Evolved

A new genetic analysis of 290 people suggests that humans emerged at various times and places in Africa.

The New York Times
RT @miramon_paula
📢Finally out! Excited to share our findings on a population of adult stem cells holding germinal and neuronal potential in the sea anemone #Nematostella, conducted together with @PRHSteinmetz during my PhD @Sars_Centre @UiBmatnat
https://www.biorxiv.org/content/10.1101/2023.01.27.525880v1
RT @conrad_helm
The sea spider Pycnogonum litorale overturns the paradigm of the absence of axial regeneration in molting animals!!!! Great article by Georg Brenneis et al.; http://doi.org/10.1073/pnas.2217272120
Growth and regeneration during development and aging

Roscoff (Bretagne), France, May 22-26, 2023 Deadline for application: January 31, 2023

INSB

The worm larva is in the spotlight. 🪱

The @Chema_MD lab's new paper is out @Nature
https://www.nature.com/articles/s41586-022-05636-7

A big team effort led by Fran Martín-Zamora and Yan Liang.

Check some interviews from the main authors (in Spanish)
https://www.elconfidencial.com/tecnologia/ciencia/2023-01-25/espanoles-descubren-misterio-evolucion-larvas_3563837/

And from our collaborators
https://www.uni-jena.de/en/230125-lebenszyklen

Annelid functional genomics reveal the origins of bilaterian life cycles - Nature

Comparative chromosome-scale genome sequencing and transcriptomic and epigenomic profiling of three different species of annelid provide insight into the evolutionary origin of larvae.

Nature
MIT Technology Review Podcast: Kann Meditation unserem Gehirn wirklich helfen?

Achtsamkeitstechniken sollen uns in Krisenzeiten helfen. Bewusstseinsforscher und Philosoph Thomas Metzinger erklärt, um was es beim Meditieren wirklich geht.

MIT Technology Review