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André Dias

@dias-andre.bsky.social
178 followers 233 following 12 posts

Developmental biologist @ NIMSB - NOVA Institute for Medical Systems Biology

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Reposted by André Dias
Niakan Lab @niakanlab.bsky.social · 04/08/2026
We have a postdoc position available in the lab and would like to spread the word. Please apply if you are interested! www.cam.ac.uk/jobs/researc...
cam.ac.uk
Research Associate (Fixed Term)
We seek a highly motivated Postdoctoral Research Associate to join the laboratory of Professor Kathy Niakan. We are based in the Loke Centre for Trophoblast Research (LCTR), in the Department of Physi...
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Reposted by André Dias
Alfonso Martinez Arias @amartinezarias.bsky.social · 10/06/2026
@dias-andre.bsky.social On the importance of basic research in Reproductive Biology #ReproBio and the need to fund their interface. With @dias-andre.bsky.social and @InamdarManeesha academic.oup.com/molehr/artic...
academic.oup.com
Stem cell-based embryo models as a tool for reproductive biology
Abstract. ART has transformed clinical practice but still faces modest success rates, poorly defined implantation conditions, and persistent gaps in unders
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Reposted by André Dias
Warmflash lab @warmflashlab.bsky.social · 18/05/2026
My lab is hiring! We have an open postdoc position to study the endometrial-embryo interface using organoids, embryo models, and live imaging. Reach out or apply: bit.ly/4duGA0P
bit.ly
Postdoctoral Research Fellow (Warmflash) Stem Cell Biology
We are seeking a postdoctoral researcher to join an interdisciplinary project focused on the biology of embryo implantation. The position centers on understanding how the endometrium and early embryo ...
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EMBL-EBI @ebi.embl.org · 25/03/2026
We’re recruiting new Research Group Leaders. We offer: 🔬 World-class IT infrastructure 🧠 Creative freedom for your research 📊 Access to the world’s most comprehensive open biological data Apply by 11 April embl.wd103.myworkdayjobs.com/en-US/EMBL/j... #ResearchCareers @johnlees.bacpop.org @embl.org
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Bertrand Benazeraf @bertrandbenazeraf.bsky.social · 17/02/2026
Group Leader Call at the @cbitoulouse.bsky.social in Genome biology, projects at the interface with devbio will be given particular attention. please share :) cbi-toulouse.fr/wp-content/u...
cbi-toulouse.fr
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Naomi Moris @nmoris.bsky.social · 16/12/2025
Lovely little pre-Christmas present to see this out @natcellbio.nature.com! Some 🔥 new results in here since the biorvix incl (1) a new RARE-GFP reporter ✳️🙌, (2) additional NMP quantification 🔢, (3) no neural tube patterning on RA inhibition 🙅 etc. Enjoy! 😍 www.nature.com/articles/s41...
nature.com
Modelling co-development between the somites and neural tube in human trunk-like structures - Nature Cell Biology
Makwana, Tilley et al. generate human stem cell-based trunk-like structures approximating Carnegie stage 13–14 of development. They use them to model and study the development of the thoracic and lumbar trunk.
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Development @dev-journal.bsky.social · 26/11/2025
The power of the media: core culture conditions direct gastruloid development This Research Highlight showcases the work from Tina Balayo, André Dias @dias-andre.bsky.social, David Turner @gastruloids.bsky.social and colleagues: journals.biologists.com/dev/article/...
NDiff227 gastruloids display a developmental delay in comparison to HM-N2B27 gastruloids. (A) Quantitative analysis of the roundness (perimeter2/4π×area⁠) of gastruloids cultured in either HM-N2B27 or NDiff227 showed that HM-N2B27 gastruloids are significantly less ‘Round’ than their NDiff227 counterparts at 96 h [unpaired two-tailed t-test; t(4)=−4.9541, P=0.008]. Each datapoint is the average roundness of an independent replicate experiment containing between ∼40 and 90 individual gastruloids (see Fig. S4B). (B) The frequency of morphologies from the data in A, with examples of gastruloids that would fall in each category (bottom; the left 'Protrusions' image is also shown in Fig. S4). (C) Light-sheet representative images (maximum projection images) highlighting the expression patterns of Cdh1 (magenta) and Cdh2 (cyan) between HM-N2B27 gastruloids at 96 h and NDiff227 gastruloids at 90 h and 96 h. Gastruloids developed in HM-N2B27 have upregulated Cdh2 by 90 h, unlike NDiff227 gastruloids, which show enhanced Cdh2 only at 96 h. Scale bars: 100 μm. (Ci) Qualitative analysis of the average expression pattern of Cdh2 (N-cadherin). The expression patterns were grouped into two categories (phenotypes I and II) and represent the average of three independent replicate experiments, each containing at least seven individual gastruloids per condition. Examples of the two categories are shown below. The leftmost example for ‘Phenotype I’ is shown in the middle row of 90 h HM-N2B27 (Cdh2) in C. For the box and whisker plot, the central line in the box is the median, the lower edge of the box is the first quartile, the upper edge of the box is the third quartile, and the box height is the IQR. The lower and upper whiskers indicate the smallest datapoint within 1.5xIQR below Q1 or above Q3, respectively.
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Development @dev-journal.bsky.social · 26/11/2025
To find out more about this work and the people behind it, we spoke to first author Tina Balayo, and to co-corresponding authors André Dias @dias-andre.bsky.social and David Turner @gastruloids.bsky.social: journals.biologists.com/dev/article/...
First author Tina Balayo (left) and corresponding authors André Dias (middle) and David Turner (right)
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André Dias @dias-andre.bsky.social · 26/11/2025
We would like to thank the reviewers for their inputs, the editor, and @dev-journal.bsky.social for the interview journals.biologists.com/dev/article/... and the highlight journals.biologists.com/dev/article/...
journals.biologists.com
The people behind the papers – Tina Balayo, André Dias and David Turner
Gastruloids are embryonic stem cell-derived in vitro models that mimic the axial patterning of the gastrulating embryo. The N2B27 basal medium in which mouse gastruloids are cultured can either be hom...
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Reposted by André Dias
Sally Lowell @cellysally.bsky.social · 25/11/2025
I do like the @dev-journal.bsky.social "Research Report" format for shortish papers This one is valuable. "Is it the N2B27?" is the stem cell biologist version of "Is it the magnesium?" Congrats Tina Balayo @dias-andre.bsky.social David Turner & all authors journals.biologists.com/dev/article/...
journals.biologists.com
N2B27 media formulations influence gastruloid development
Highlighted Article: This work explores the cellular and molecular sensitivity of the mouse gastruloid model system to variations in N2B27 media formulations, highlighting the need for careful media s...
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André Dias @dias-andre.bsky.social · 25/11/2025
Now out in @dev-journal.bsky.social Lots of new results! Check it out!! journals.biologists.com/dev/article/...
journals.biologists.com
N2B27 media formulations influence gastruloid development
Highlighted Article: This work explores the cellular and molecular sensitivity of the mouse gastruloid model system to variations in N2B27 media formulations, highlighting the need for careful media s...
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Reposted by André Dias
Alexandre Mayran @alexandremayran.bsky.social · 17/11/2025
Happy to present the final version of our Cadherin and gastruloid manuscript, online at @cp-cellreports.bsky.social. www.cell.com/cell-reports... Initially in BiorXiv (www.biorxiv.org/content/10.1...) 1/12
cell.com
Cadherins modulate the self-organizing potential of pseudo-embryos
Gastruloids derived from ES cells mimic embryonic patterning through robust self-organization. Mayran et al. uncover that this competence depends on a cadherin switch regulated by Snai1-driven E-cadhe...
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André Dias @dias-andre.bsky.social · 11/11/2025
#modularity elpais.com/ciencia/2025...
elpais.com
Muere Antonio García-Bellido, descubridor de las fronteras invisibles dentro de los seres vivos
El biólogo, fallecido a los 89 años, deja un legado científico que roza las alturas de los nobeles Santiago Ramón y Cajal y Severo Ochoa
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Reposted by André Dias
Adriano Bolondi @adrianobolondi.bsky.social · 02/10/2025
🚨JOB ALERT🚨 FRIENDS PLEASE SPREAD and RT We are building a small expert team within the @bokelab.bsky.social at @crg.eu @prbb.org to investigate fundamental questions in oocyte cell biology, focusing on how proteostasis regulation influences dormancy and fertility. See below 2 calls👇
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Alfonso Martinez Arias @amartinezarias.bsky.social · 22/09/2025
THANK YOU for many years of friendship, support and for sharing your great Science La Pedrera #Barcelona #NotInTheGenes #CellsRUs #Cambridge
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Ian Scott @icscott.bsky.social · 28/07/2025
Great opportunity to join the vibrant developmental biology in Toronto (and boss around me and @wbderry.bsky.social). jobs.sciencecareers.org/job/673968/p...
jobs.sciencecareers.org
Program Head – Developmental, Stem Cell, and Cancer Biology - Toronto (Region), Ontario (CA) job with The Hospital for Sick Children (SickKids) Research Institute | 673968
Provide leadership and mentorship to members of the Developmental, Stem Cell & Cancer and influence the scientific direction of the Research Institute
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the Node @the-node.bsky.social · 14/07/2025
Catch up on Development presents… July webinar on early embryogenesis Featuring talks from @lakshmib02.bsky.social, @dias-andre.bsky.social ‬and @nikhil-mishra.bsky.social 🎥 thenode.biologists.com/catch-up-on-... @dev-journal.bsky.social #DevBio
thenode.biologists.com
Catch up on Development presents… July webinar on early embryogenesis - the Node
Catch up on the Development presents... May webinar, featuring talks from the first authors of Development's 2024 outstanding paper prize finalists.
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André Dias @dias-andre.bsky.social · 08/07/2025
Tune in tomorrow if you are interested in understanding how stem cells can be used to make different parts of our body
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Reposted by André Dias
the Node @the-node.bsky.social · 23/06/2025
Sign up to attend our next Development presents... webinar on early #embryogenesis, featuring talks from @lakshmib02.bsky.social‬, @dias-andre.bsky.social ‬and @nikhil-mishra.bsky.social. 📅Wed 9 July 15:00BST (UTC+1) Register here: us02web.zoom.us/webinar/regi... #DevBio @dev-journal.bsky.social
Development presents... Wednesday 9 July 15:00 BST, chaired by Alex Eve.

Talk 1: Lakshmi Balasubramaniam (Gurdon Institute)
‘Tissue spreading couples matrix remodelling during avian gastrulation’

Talk 2: André Dias (Universitat Pompeu Fabra)
‘Opposing Nodal and Wnt signalling activities govern the emergence of the mammalian body plan’

Talk 3: Nikhil Mishra (Institute of Science and Technology Austria)
‘Geometry-driven asymmetric cell divisions pattern cell cycles and zygotic genome activation in the zebrafish embryo’
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Alfonso Martinez Arias @amartinezarias.bsky.social · 23/05/2025
In which we discuss the homologies between amphibian and mammalian organizers from the perspective of #gastruloids with special relevance to recently described A and C gastruloids as containing Spemann/Mangold and Trunk/Tail organizers www.sciencedirect.com/science/arti...
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Berta Verd @bertaverd.bsky.social · 19/05/2025
Experimental embryology postdoc available in my lab at the @biology.ox.ac.uk @ox.ac.uk working on the evolution of vertebral counts. Reach out if you’re passionate about EvoDevo, enjoy lab work and microscopy and are into or could get into cichlid fishes. Deadline on the 16th June. Please share!
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André Dias @dias-andre.bsky.social · 16/05/2025
We've just updated our manuscript to a more 'publishable' version! www.biorxiv.org/content/10.1... New details about the role of Wnt in suppressing neural differentiation and fostering a posterior epiblast state, and the temporal effect of Nodal signalling in driving mesendodermal fates
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André Dias @dias-andre.bsky.social · 16/05/2025
Great work from Alexandra and Sebastian et al showing how gastrulation is governed downstream of Wnt and Nodal. Two competing transcriptional modules - two opposing signalling activities - orchestrate the emergence of the mammalian body plan. moving forward, together
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Reposted by André Dias
Alfonso Martinez Arias @amartinezarias.bsky.social · 21/03/2025
Difficult to believe that such a community has emerged @ #gastruloids as a model system to explore many aspects of #DevBio. Great to see a room so full of people, curiosity and good Science @prbb.org @upf.edu Thank you to all that have made this possible & of course to the participants
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Alfonso Martinez Arias @amartinezarias.bsky.social · 19/03/2025
There's increasing evidence that in organoid/embryoids conditions of cells at start of experiments is crucial/ determines outcome. Much to be learnt still. Taking advantage of mouse #gastruloids, two groups explore this here. Important work to calibrate the field www.biorxiv.org/content/10.1...
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bioRxiv Developmental Biology @biorxiv-devbio.bsky.social · 17/03/2025
N2B27 media formulations influence gastruloid development www.biorxiv.org/content/10.1101/202…
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André Dias @dias-andre.bsky.social · 17/03/2025
Fun collaboration! All the nitty-gritty about N2B27 and gastruloids. Kudos to all the authors, particularly Tina Balayo (¡que va de primero!)
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Naomi Moris @nmoris.bsky.social · 20/02/2025
🧫Looking for a PhD to start Autumn 2025? We're recruiting! 🧪 The project will focus on using #embryomodels to explore #development & could cover a range of specific questions. Please RT! 🙏 Apply via the portal, and get more details here: www.crick.ac.uk/careers-stud...
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fredriklanner.bsky.social @fredriklanner.bsky.social · 20/02/2025
The Lanner lab is recruiting a postdoctoral fellow to continue developing our strategy to generate pluripotent stem cell derived photoreceptors for treatment of blindness. Looking for talented colleague to join our team. @ki.se ki.varbi.com/what:job/job...
ki.varbi.com
Postdoktor för framställning av fotoreceptorer från pluripotenta stamceller
Vill du bidra till medicinsk forskning av toppkvalitet? Lanner labbet som tillhör institutionen för klinisk vetenskap, intervention och teknik har utvecklat en metod att producera retinala pigment e
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Development @dev-journal.bsky.social · 13/02/2025
We are looking for a new Executive Editor on the journal, with @katherine-brown.bsky.social taking on a new role at @biologists.bsky.social. If you're an experienced editor with a love of developmental biology and its community, this could be the job for you. Full details in the link below.
biologists.com
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Berta Verd @bertaverd.bsky.social · 05/02/2025
I am recruiting an #ERC funded PostDoc to work on the evolution of vertebral counts in cichlids. This is an experimental project & will be looking for candidates with experience generating reporter lines, live-imaging and experimental embryology. Application deadline: 25th Feb. tinyurl.com/33jbu8fa
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Masaya Hagiwara @masayah.bsky.social · 04/02/2025
Job Alert! We are recruiting a postdoc for organoid technology at RIKEN BDR, Japan. This is a valuable opportunity to work in collaboration with multiple labs, aiming for an advanced integration of developmental biology and engineering. Please contact! www.riken.jp/en/careers/r...
riken.jp
Seeking a Research Scientist or Postdoctoral Researcher at Human Biomimetic System RIKEN Hakubi Research Team (K24101)
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International Society of Developmental Biology @isdb.bsky.social · 29/01/2025
‼️The Cell and Developmental Biology Department at UCL is looking for potential candidates for their Research Career Development Fellowships with a potential for tenure-track‼️ And believe it or not, UK Research Councils are not frozen🤗 Please spread the words! www.nature.com/naturecareer...
nature.com
Research Career Development Fellowships - England job with University College London (UCL) | 12835240
About us Research Career Development Fellowships in the Department of Cell and Developmental Biology, UCL: Expression of Interest for 2024 DEADLI...
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BaCell3D @bacell3d.bsky.social · 04/02/2025
We are proud to announce the #BaCell3D Science Bridging Program (SBP)! SBP aims to connect #organoid researchers around the globe to the Basel community. We offer financial support to selected applicants who can demonstrate motivation for participation and lack of alternative funding sources ⬇️
bacell3d.com
BaCell 3D | Organoid conference
BaCell 3D is the essential meeting point for researchers and industry professionals dedicated to transforming developmental and biomedical science through cutting-edge in-vitro multicellular systems.
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Warmflash lab @warmflashlab.bsky.social · 04/02/2025
Thrilled to share our new preprint from Ye Zhu in the lab. www.biorxiv.org/content/10.1... . We look at the cell fate potential and degree of cadherin switching of human ES cells differentiated to different primitive streak coordinates.
biorxiv.org
Dependence of cell fate potential and cadherin switching on primitive streak coordinate during differentiation of human pluripotent stem cells
During gastrulation, the primitive streak (PS) forms and begins to differentiate into mesendodermal subtypes. This process involves an epithelial-mesenchymal transition (EMT), which is marked by cadhe...
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John Wallingford @jbwallingford.bsky.social · 04/02/2025
Birth defects are the #1 cause of death in the first year of life (🧵). Birth defects kill more than twice as many children as cancer. Birth defects are diseases of developmental biology. Here are CDC statistics for 2021. 1/5 wisqars.cdc.gov/pdfs/leading...
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FMI science @fmiscience.bsky.social · 16/12/2024
📣 Please share: We’re hiring a tenure-track Group Leader in Multicellular Systems to explore the molecular and cellular mechanisms driving the formation, maintenance, or destabilization of tissues, organs and organisms. Apply at: www.fmi.ch/education-ca...
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Jérôme Gros @jeromegros.bsky.social · 28/01/2025
Announcing this upcoming conference: GASTRULATION RELOADED: Developing, engineering, and evolving the body plan Join us as we explore the latest research on gastrulation and axis formation/elongation, featuring common, exotic, and synthetic embryos! 📅 14–17 October 2025 📍 Paris, France
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Alfonso Martinez Arias @amartinezarias.bsky.social · 26/01/2025
1/3 Embryogenesis requires fit cells. Here, following work from @miguel-torres-1963.bsky.social & @tristanrodriguez72.bsky.social and led by @joshifrenster.bsky.social we develop a #gastruloid model of #CellCompetition www.biorxiv.org/content/10.1... showing it recapitulates much of the embryo 🧵
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Emma R Andersson @anderssonlab.bsky.social · 22/01/2025
Postdoc recruitment for an ERC-funded project! Are you eager to resolve embryonic cell fates with next generation single cell linege tracing? We use in utero barcoding & omics to map development, providing a basis for high throughput perturbations.. Pls re-post! Apply: ki.varbi.com/en/what:job/...
ki.varbi.com
Postdoctoral Researcher in Developmental Biology with in utero next generation single cell lineage tracing
Do you want to contribute to top quality medical research? Description of the Andersson lab The Andersson Lab is dedicated to uncovering the mechanisms that guide organ systems to develop their correc
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Harry McNamara @harrymcnamara.bsky.social · 17/01/2025
P.S. for some scientific content, check out this 'behind the paper' post I wrote for @the-node.bsky.social describing the background and origin story of our recent study using signal-recording genetic circuits to decode gastruloid symmetry breaking! thenode.biologists.com/behind-the-p...
thenode.biologists.com
Behind the paper stories - the Node
Behind the paper stories Every paper has a story behind it, and we regularly commission scientists to tell theirs. In this collection you'll discover the
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Alfonso Martinez Arias @amartinezarias.bsky.social · 12/01/2025
For some time now we’ve been aware that Chiron #gastruloids, while representing well axial elongation, exhibit a shortage of anterior fates. Here www.biorxiv.org/content/10.1... @Dias and colleagues uncover the reason and explain the implications for our understanding of mammalian gastrulation 🧵
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André Dias @dias-andre.bsky.social · 13/01/2025
www.biorxiv.org/content/10.1... Here we explore the role of #Wnt and #Nodal signalling during mammalian gastrulation using #gastruloids. Building on the work of many labs, we propose that antagonistic signalling-dependent #modularity in the PS establishes the early mammalian body plan.
biorxiv.org
A temporal coordination between Nodal and Wnt signalling governs the emergence of the mammalian body plan
Nodal and Wnt signalling play an important role in the emergence of the mammalian body plan, primarily by orchestrating gastrulation and primitive streak formation. While the literature suggests that ...
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