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hsiehyp.bsky.social

@hsiehyp.bsky.social
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Itai Yanai @itaiyanai.bsky.social · 24/06/2026
🔥 Published today, and just in time for summer conferences, here are your guidelines for presenting badly www.nature.com/articles/s41... rdcu.be/fqa92
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hsiehyp.bsky.social @hsiehyp.bsky.social · 25/06/2026
Are you a recent PhD graduate or postdoc? Are you looking for the next step in your career? Come check this out! sites.google.com/as.edu.tw/ip...
sites.google.com
IPMB ECS
IPMB Early Career Symposium 2026 Open A New Chapter with IPMB
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Marco Fumasoni @marcofumasoni.bsky.social · 07/05/2026
What a nice summary of our preprint on cellular miniaturization! Thank you @anastasiamoraiti.bsky.social for writing this wonderful @prelights.bsky.social!
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Tera Levin @teralevin.bsky.social · 02/05/2026
Bacterial immune proteins have repeatedly evolved to become parts of eukaryotic immunity. But how? Our new preprint uncovers a recent horizontal transfer event & shows how eukaryotes co-opted a toxic bacterial immune protein 🦠🧪🧵 1/
Microscopy image showing yeast cells expressing a fluorescently tagged version of the amoeba TirC protein. TirC forms filaments that span the yeast cells.
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Mark Peifer (He, him) @peiferlabunc.bsky.social · 06/04/2026
If you know a graduating undergraduate looking for the chance to spend 1-2 years in a lab before graduate school, we're hiring! Our lab explores morphogenesis, defining how the cell adhesion & cytoskeletal machinery work together to allow cells to change shape & move tarheels.live/peiferlab/ 1/n RT
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Harmit Singh Malik @harmitmalik.bsky.social · 01/04/2026
Celebrating our lab manager Aida Flor de la Cruz, on her 30th anniversary of working at @fredhutch.org @basicsci.fredhutch.org Aida is absolutely amazing at everything she does, from art, pottery, baking to microscopy, therapy, & drosophila genetics. We’re very lucky to have her.
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Vivek Mutalik @vivekmutalik.bsky.social · 03/04/2026
📣Huge preprint 🔔 Today we share something our group has been working toward for a long time, led by @lucasmoriniere.bsky.social We asked can we predict which receptor a phage targets from its genome sequence alone? For most phages, we couldn’t. So Lucas set out to do something I had only dreamed of.
Phage receptor prediction from genome sequencing alone. Bacterial receptor (blue) interacting with phage proteins (purple) is shown here
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Harmit Singh Malik @harmitmalik.bsky.social · 04/04/2026
🤯
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Harmit Singh Malik @harmitmalik.bsky.social · 18/03/2026
Magnesium depletion by Candida albicans unleashes two unusual modes of colistin resistance in Pseudomonas aeruginosa with different fitness costs. @hsiehyp.bsky.social, Robert Ernst lab, @ajaidandekar.bsky.social, my lab. journals.plos.org/plosbiology/... ipmb.sinica.edu.tw/en/activitie...
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Ajai Dandekar @ajaidandekar.bsky.social · 28/03/2026
@hsiehyp.bsky.social and Ian O’Keefe’s recent paper presented as a “Research highlight” in Nature Reviews Microbiology www.nature.com/articles/s41...
nature.com
Candida albicans steals magnesium and Pseudomonas aeruginosa unleashes resistance - Nature Reviews Microbiology
This study uncovers how Pseudomonas aeruginosa acquires colistin resistance in magnesium-depleted environments created by Candida albicans by accumulating unique mutations in the lipid A biosynthetic ...
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hsiehyp.bsky.social @hsiehyp.bsky.social · 17/03/2026
Hiring Alert: My lab(www.labofpie.org) is looking for BS/MS-level research assistants to study fungal-bacterial competition. Come join us if you are interested! ipmb.sinica.edu.tw/en/recruitme...
ipmb.sinica.edu.tw
IPMB | 中央研究院植物暨微生物學研究所
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Vivek Mutalik @vivekmutalik.bsky.social · 15/03/2026
New paper 🔔 Collaboration @sullivan-lab.bsky.social Marissa Gittrich led the work Klebsiella phage biology has focused almost entirely on capsulated strains, but capsule loss is the #1 resistance mechanism under phage predation. We used a naturally acapsular host to reveal the receptor landscape
Bacteriophage data on capsular Klebsiella bacteria barcoded library
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Harmit Singh Malik @harmitmalik.bsky.social · 05/03/2026
Rebecca is starting her lab as a UCSF Sandler fellow in August 2026; folks at #Dros26 interested in host-parasitoid interactions should try to catch her at the meeting to find out about available positions: www.tarnopollab.org/people
tarnopollab.org
People — Tarnopol Lab
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hsiehyp.bsky.social @hsiehyp.bsky.social · 05/03/2026
Our story on the evolution of colistin resistance is just out on @plosbiology.org (journals.plos.org/plosbiology/... Evolution doesn’t happen in isolation. We show that competing fungi can rewire the evolutionary trajectory of colistin resistance in P. aeruginosa. Great teamwork with the Ernst lab
journals.plos.org
Magnesium depletion by Candida albicans unleashes two unusual modes of colistin resistance in Pseudomonas aeruginosa with different fitness costs
Bacterial resistance to the vital last-resort antibiotic colistin is an increasing challenge. This study shows that magnesium sequestration by C. albicans enables P. aeruginosa to evolve much higher l...
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Marco Fumasoni @marcofumasoni.bsky.social · 04/03/2026
Some of us know how sweet procrastination can be! If you feel the same, good news: The abstract deadline for the EMBO Workshop has been extended to March 19! Don’t miss the opportunity to present your work June 2–5 2026 in Oeiras, Portugal!
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PLOS Biology @plosbiology.org · 04/03/2026
In new research, Yu-Ying Phoebe Hsieh, Ian O’Keefe, Ajai Dandekar, Harmit Malik &co reveal how magnesium sequestration by C. albicans enables P. aeruginosa to evolve much higher levels of resistance to colistin (a last-resort #antibiotic). 🧪#MicroSky
plos.io
Magnesium depletion by Candida albicans unleashes two unusual modes of colistin resistance in Pseudomonas aeruginosa with different fitness costs
Bacterial resistance to the vital last-resort antibiotic colistin is an increasing challenge. This study shows that magnesium sequestration by C. albicans enables P. aeruginosa to evolve much higher…
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César Sánchez @twistedbacteria.bsky.social · 06/02/2026
Genomic clues to the origin of eukaryotic cells www.nature.com/articles/d41...
nature.com
Genomic clues to the origin of eukaryotic cells
How did eukaryotic cells with complex architecture evolve from simpler prokaryotic cells? DNA analyses offer possible answers.
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Nico Rascovan @nrascovan.bsky.social · 27/01/2026
Institut Pasteur (@pasteur.fr) is recruiting new young PIs to open new groups in the Institute. Deadline is February 9th! Don't miss the opportunity!
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Ajai Dandekar @ajaidandekar.bsky.social · 28/01/2026
New lab preprint! Andrew Frando, Bobby Parsek, and Graham Roberts describe how components of the quinolone quorum sensing circuit of P. aeruginosa interact in competition with another Gram-negative bacterium, S. maltophilia -- it's a three-component AND logic gate. www.biorxiv.org/content/10.6...
biorxiv.org
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Mark Peifer (He, him) @peiferlabunc.bsky.social · 26/01/2026
Every American needs to see this. Each of the people murdered by ICE had a place in their community, and those kidnapped and imprisoned also were people with lives that touched many others
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David Ho @davidho.bsky.social · 20/01/2026
This is the most astonishing graph of what the Trump regime has done to US science. They have destroyed the federal science workforce across the board. The negative impacts on Americans will be felt for generations, and the US might never be the same again. www.nature.com/immersive/d4...
This line graph illustrates the percentage change in agency staff levels from the previous year for nine major U.S. federal scientific and health organizations between the fiscal years 2016 and 2025. The agencies tracked include the CDC, Department of Energy, EPA, FDA, NASA, NIH, NIST, NOAA, and NSF. For the majority of the timeline between 2016 and 2023, the agencies show relatively stable fluctuations, generally staying within a range of +5% to -5% change per year. However, there is a dramatic and uniform plummet starting in the 2024–25 period. Every agency depicted shows a sharp downward trajectory, with staffing losses ranging from approximately -15% to over -25%. The Environmental Protection Agency (EPA) shows the most significant decline, dropping to roughly -26%, while the National Institute of Standards and Technology (NIST) shows the least severe but still substantial drop at approximately -15%.
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Harmit Singh Malik @harmitmalik.bsky.social · 22/12/2025
Very clever
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BRIC - CDFD @bric-cdfd.bsky.social · 16/12/2025
CDFD is elated to announce a Distinguished Lecture by Dr. @harmitmalik.bsky.social , a noted Evolutionary Biologist, who has been selected as the INSA Overseas Chair 2025 for Molecular and Cellular Biology. Do join us!
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Patrick R. Secor @prsecor.bsky.social · 16/12/2025
Looking for a paid summer research experience? Apply to MSU’s Extreme Biofilms REU and work on cutting-edge biofilm science in extreme environments. No prior research experience needed. #MicroSky #PhageSky
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Heather Hendrickson @drhhnz.bsky.social · 10/12/2025
It’s officially happening folks! The Microbial Population Biology Gordon Research Conference is back in Andover, New Hampshire starting June 27th of 2027! See you there!! @wcratcliff.bsky.social @ksbakes.bsky.social @surtlab.bsky.social #microsky #mevosky
Screenshot from GRC portal confirming microbial population biology meeting June 27, 2027 in Andover, New Hampshire.
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Alexander Robertson @alexrob.bsky.social · 08/12/2025
My first lead author paper is out with Ben Kerr and @alisonfeder.bsky.social! We found that making an antiviral too strong can sometimes make resistance easier to evolve. This has implications for how we design drugs, choose doses, and think about viral evolution in the face of treatment. (1/n)
nature.com
Intracellular interactions shape antiviral resistance outcomes in poliovirus via eco-evolutionary feedback - Nature Ecology & Evolution
A model of intrahost poliovirus replication shows that, after several rounds of replication, pocapavir, a poliovirus capsid inhibitor, collapses viral density, preventing intracellular interactions th...
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Fabrice Jean-Pierre @fabricejpierre.bsky.social · 05/12/2025
“Transcriptional and metabolic modeling analyses of developing Aspergillus fumigatus biofilms reveal metabolic shifts required for biofilm maturation” #microsky
journals.asm.org
Transcriptional and metabolic modeling analyses of developing Aspergillus fumigatus biofilms reveal metabolic shifts required for biofilm maturation | mSphere
Aspergillus fumigatus is the most common etiological agent of a collection of diseases termed aspergillosis. Chronic and invasive manifestations of aspergillosis are highlighted by the development of biofilm-like structures on and in tissue. These biofilm structures are resistant to contemporary antifungal drugs, even for strains that are susceptible by standard antimicrobial susceptibility testing methods. Consequently, understanding the mechanisms by which A. fumigatus induces, develops, and maintains biofilms to evade antifungal therapies is expected to illuminate biofilm-specific therapeutic targets. Here, we identify genes involved in fungal fermentation and regulation of transcription as important mediators of A. fumigatus biofilm development.
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Fred Hutch Basic Sciences Division @basicsci.fredhutch.org · 05/12/2025
Congratulations to Aida de la Cruz, lab manager in the @harmitmalik.bsky.social Lab, on receiving the Hutchison Award! The award, presented by @fredhutch.org SPAC and named for Dr. Nancy Hutchison, recognizes phenomenal mentorship. It also comes with an awesome personalized bobblehead.
Bobblehead of Aida de la CruzAida de la Cruz receiving the Hutchison award.
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Institut Pasteur | 130 years of biomedical research @pasteur.fr · 08/12/2025
🔬 Call to create junior research groups at the Institut Pasteur Focus: Infectious diseases, host-microbe interactions, vaccines Special interest: AI methodologies 📅 Deadline: Feb 9, 2026 👥 2-12 years post-PhD Apply now 📝 research.pasteur.fr/en/call/crea... #JobOpportunity #Research
research.pasteur.fr
Creation of new junior research groups at the Institut Pasteur - Call for applications 2026 - Research
The Institut Pasteur is launching an international call to recruit new junior research group leaders leveraging cutting-edge transdisciplinary approaches to exploring infectious diseases, host-microbe...
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Nanami Kubota @nanamikubota.bsky.social · 04/12/2025
A wonderful commentary by @asherleeks.bsky.social and @sociovirology.bsky.social on our recent work with P. aeruginosa filamentous cheater miniphages! @vscooper.micropopbio.org @shellyscrib.bsky.social
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Cell Host & Microbe @cp-cellhostmicrobe.bsky.social · 01/12/2025
Microbe-mediated stress? Microbial metabolite Imidazole propionate reaches brain, dampens hypothalamic activity & promotes stress-related behaviors. In humans, higher ImP is associated w/reduced hypothalamic responses & emotional eating @pipethero.bsky.social www.cell.com/cell-host-mi...
cell.com
The microbial metabolite imidazole propionate modulates hypothalamic activity and stress-induced behaviors
Agirman et al. find that imidazole propionate, a microbiome-derived metabolite, reaches the brain, dampens hypothalamic activity, and promotes stress-related behaviors. Human data show that higher ImP...
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Mia Levine @levine-lab.bsky.social · 28/11/2025
How to keep in step when your (protein) partner speeds up… Here we investigated the adaptive remodeling of a protein-protein interaction surface essential for telomere protection. Congrats to whole team! www.science.org/doi/10.1126/...
science.org
Rapid compensatory evolution within a multiprotein complex preserves telomere integrity
Intragenomic conflict with selfish genetic elements spurs adaptive changes in subunits of essential multiprotein complexes. Whether and how these adaptive changes disrupt interactions within such comp...
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Centre de Regulació Genòmica (CRG) @crg.eu · 25/11/2025
Our annual PhD call is closing at the end of this week on 30 November. If you're interested in carrying out world-class scientific research in Barcelona, you still have a few days left to submit your application! www.crg.eu/en/content/t...
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Jan-Willem Veening @veeninglab.com · 25/11/2025
Really cool paper from @vincentdebakker.bsky.social @jonbakerlab.bsky.social now published @natcomms.nature.com #MicroSky www.nature.com/articles/s41...
nature.com
Multi-omics profiling reveals atypical sugar utilization and a key membrane composition regulator in Streptococcus pneumoniae - Nature Communications
The pathogen Streptococcus pneumoniae can adapt to diverse microenvironments in the human body. Here, De Bakker et al. study these adaptation responses, showing unusual sugar utilization and identifyi...
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Josie Bryant @josiebryant.bsky.social · 25/11/2025
Really pleased to share the first paper to come out of the lab. We found that hospital patients were frequently colonised with P. aeruginosa and that the same clone was shared between the gut and the lung. The phylogenies indicate that the clones moved from lung->gut www.nature.com/articles/s41...
nature.com
High frequency body site translocation of nosocomial Pseudomonas aeruginosa - Nature Communications
Here, the authors report within-host diversity and body site translocation dynamics in hospital samples of Pseudomonas aeruginosa and reveal that body site sharing was likely due to within-patient tra...
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PLOS Biology @plosbiology.org · 24/11/2025
The ecological roles of bacterial #immune systems are poorly understood. Rafael Custodio @ellinoralseth.bsky.social @brockhurstlab.bsky.social @brownlab.bsky.social & Edze Westra explore how mobile genetic elements and bacterial defenses shape #microbiome structure and function 🧪
plos.io
Bacterial immune systems as causes and consequences of microbiome structure
Bacterial immune systems have evolved in response to diverse molecular "parasites", yet their ecological roles remain poorly understood. This Essay explores how interactions between mobile genetic…
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Michael Baym @baym.lol · 20/11/2025
Hot off the press! Our latest paper led by @fernpizza.bsky.social, understanding how plasmids evolve inside cells. These small, self-replicating DNA circles live inside bacteria and carry antibiotic resistance genes, but also compete with one another to replicate. 1/ www.science.org/doi/10.1126/...
science.org
Intracellular competition shapes plasmid population dynamics
From populations of multicellular organisms to selfish genetic elements, conflicts between levels of biological organization are central to evolution. Plasmids are extrachromosomal, self-replicating g...
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Kevin England @kevinengland.bsky.social · 15/11/2025
Bacteria export alarmone synthetases that produce (p)ppApp and (p)ppGpp 🦠🤯 From Boyuan Wang and John Whitney journals.asm.org/doi/10.1128/...
journals.asm.org
Bacteria export alarmone synthetases that produce (p)ppApp and (p)ppGpp | mBio
Alarmone synthetases are intracellular enzymes that promote bacterial survival by responding to environmental stress. Although extracellular alarmone production has been reported in Streptomyces, the ...
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Fabrice Jean-Pierre @fabricejpierre.bsky.social · 17/11/2025
We're hiring! My dept. is looking for a candidate with a research program focusing on plant systems. All areas of molecular and cellular biology research will be considered. Not sure if you'd fit? Reach out to me. Please share! #microsky
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Harmit Singh Malik @harmitmalik.bsky.social · 17/11/2025
Deeply saddened by the passing of my colleague, Prof. Meng-Chao Yao, a remarkable scientist and mentor. He left an indelible mark on all of us fortunate enough to know him. His legacy in molecular and ciliate biology will endure. Rest well, my friend. 1/ obituaries.seattletimes.com/obituary/men...
obituaries.seattletimes.com
Meng-Chao Yao Obituary | 1949 - 2025 | Seattle Times
View Meng-Chao Yao's complete obituary, share memories, and explore 1 tribute posts from the community.
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George O'Toole (he/him/his) @geiselbiofilm.bsky.social · 23/10/2025
New in JB: Black and Wakeman review the challenges of treating polymicrobial infections in various body sites, a topic near and dear to my heart. journals.asm.org/doi/10.1128/... @asm.org #JBacteriology
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Ajai Dandekar @ajaidandekar.bsky.social · 23/10/2025
New lab paper! Andrew Frando describes how MexT alters the quorum sensing cascade in P. aeruginosa. /1 With Nicole Smalley; two undergraduates, Jamal Omar and Bobby Parsek; and @dezieleric.bsky.social, @mariecg.bsky.social, and Mylène Trottier at INRS in Montreal journals.asm.org/doi/10.1128/...
journals.asm.org
Modulation of the Pseudomonas aeruginosa quorum sensing cascade by MexT-regulated factors | mBio
Bacteria interact with both abiotic and biotic factors in their environment. Quorum sensing (QS) is one mechanism that bacteria use to communicate with other bacteria and coordinate behaviors in the p...
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Harmit Singh Malik @harmitmalik.bsky.social · 10/10/2025
This book has never been more timely. Thanks to @sonali-m-19.bsky.social for writing it and for sending me a copy.
Photo of book “Thriving as an International Scientist” written by Sonali Majumdar
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BK. Titanji @boghuma.bsky.social · 07/10/2025
I hard co-sign this one.
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Jan-Willem Veening @veeninglab.com · 04/10/2025
Finally out, such an awesome piece of work, very proud of this one: www.cell.com/cell-systems... #MicroSky
cell.com
Dual CRISPRi-seq for genome-wide genetic interaction studies identifies key genes involved in the pneumococcal cell cycle
Dénéréaz et al. introduce dual CRISPRi-seq, a broadly applicable method to chart gene-gene interactions across whole genomes. Applying it to the pathogen Streptococcus pneumoniae, they uncovered over ...
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Tamanash Bhattacharya @tamanash.bsky.social · 29/09/2025
New preprint alert! 🦟 <-> 🦠 <-> 🧑 I am thrilled to share our latest study on alphavirus host adaptation. More specifically, on how a single codon helps blunt alphavirus-induced host innate immune responses in mosquito and human cells. Continue reading for more! www.biorxiv.org/content/10.1...
biorxiv.org
The Sindbis virus nsP3 opal codon protects viral RNA and fitness by maintaining replication spherule integrity
Most alphaviruses encode an in-frame opal stop codon between nsP3 and nsP4 in their nsP ORF. This opal stop codon mediates a temperature-dependent balance between viral polymerase production and prote...
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Michael Baym @baym.lol · 24/09/2025
Pitt is an absolutely amazing place for microbiology, particularly evolutionary microbiology. And they’re hiring!
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ALBA Network @network-alba.bsky.social · 18/09/2025
🎙️ ALBA-IBRO Diversity Podcast: From Postdoc to PI. Ep.5 - Redefining success: choosing your compass in academia 🔗 youtu.be/wfIu0ahjpuM 🗣️ Hosts @lonelypipette.bsky.social 👥 Rachael Dangarembizi, Michaela Fenckova, @harmitmalik.bsky.social & @srikipedia.bsky.social 🌟 Supported by @ibroorg.bsky.social
youtu.be
ALBA-IBRO Diversity Podcast - Ep.5 - Redefining success: choosing your compass in academia
YouTube video by ALBA Network
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