Reposted by Deon de JagerAaRC @aarc-community.bsky.social · 17/09/2026We have new TikTalks next week already! Join us next Friday to hear about sheep and pipelines! 083
Reposted by Deon de JagerAaRC @aarc-community.bsky.social · 10/09/2026Okay a week left! Don't forget to sign up for the workshop! All about #metAaRCive with @anders-bergstrom.bsky.social and @ddj-sa.bsky.social 033
Reposted by Deon de JagerMiren Iraeta Orbegozo @mireniraorb.bsky.social · 09/09/2026Happy to share our new paper on DNA preservation in the Caribbean: Open access: doi.org/10.1098/rsos... 🌎 Summaries in Español, Français, Kreyòl Ayisyen and Kréyòl Gwadloup: shorturl.at/FMHNI 🧵👇 @jazminrm.bsky.social @bitesizedna.bsky.socialdoi.orgAncient DNA preservation in the CaribbeanAbstract. Ancient DNA (aDNA) analysis has transformed how we study human migration, species dispersals and environmental change, but poor preservation rema 22715
Reposted by Deon de JagerDeon de Jager @ddj-sa.bsky.social · 03/08/2026Come join us to learn how to contribute to, and use, metAaRCive, a community-curated database of published ancient animal genomes! We'll also cover best-practises for metadata reporting in #aDNA studies and how to archive sequence data on the ENA! Sign up here: docs.google.com/forms/d/1E4k... 01915
Deon de Jager @ddj-sa.bsky.social · 06/09/2026Some casual reading for your Sunday evening, or Monday morning coffee ☕ about our recent paper testing the limits of #ancientDNA recovery in #Africa. Courtesy of @africa.theconversation.com, myself and Eline Lorenzen. theconversation.com/discovery-of...theconversation.comDiscovery of ancient DNA from antelope fossils in South Africa opens a new window on the pastResearchers managed to extract DNA from African fossils dating back to the last ice age. 0103
Reposted by Deon de JagerDr Nicholas Freymueller @smilodontology.bsky.social · 03/09/2026Interested in pursuing a #PhD or #MPhil on #ancientDNA in #Antarctica? Check out this fully-funded research position based here at #AdelaideUniversity here in South Australia! Full details attached below. Applications close 30 September. Please repost and share widely! 01116
Reposted by Deon de JagerJess da Silva @jess-dasilva.bsky.social · 15/08/2026Proud to share my latest paper on genetic indicators. Aligning with existing processes such as Red Listing, truly enables these indicators to be mainstreamed en masse. www.sciencedirect.com/science/arti... #consgen #monitoring #gbf #genetic-indicators @cgsg.bsky.socialsciencedirect.comMainstreaming genetic diversity indicators through the IUCN Red List process: A national-scale assessment of South African mammalsParties to the Convention on Biological Diversity are required to report on progress towards the Kunming–Montreal Global Biodiversity Framework (KMGBF… 142
Reposted by Deon de JagerAlex Hübner @alexhbnr.bsky.social · 13/08/2026🚨 Paper alert: if you are working on #metagenomics, particularly from #ancientDNA, and want to get into de novo #assembly, check out our latest work: 📄 De novo assembly and authentication of ancient DNA metagenomes with nf-core/mag (journals.plos.org/ploscompbiol...) (1/4)journals.plos.orgDe novo assembly and authentication of ancient DNA metagenomes with nf-core/magAuthor summary Advancements in genomic sequencing analyses are increasingly allowing researchers to reconstruct the genomes of microbial ‘dark matter’—those microbial species that are difficult to iso... 1209
Reposted by Deon de JagerKatia Bougiouri @katiabou.bsky.social · 13/08/2026The next AaRCademy workshop is coming up on Thursday September 17th! This time @anders-bergstrom.bsky.social and @ddj-sa.bsky.social will dive into #aDNA metadata reporting, archiving data in the ENA and the metAaRCive database, a community-led initiative of curating ancient animal genomes. 062
Reposted by Deon de JagerJ. Camilo Chacón-Duque @jcchacond.bsky.social · 05/08/2026🧵 New preprint: Have you ever tried to perform molecular clock dating of ancient mitogenomes using BEAST? Have you struggled using manual tools to create your input files, run your analyses and extract your results? We hope our pipeline provides a solution to this: www.biorxiv.org/content/10.6...biorxiv.orgMitoDate: a Nextflow pipeline for molecular clock dating and phylogenetic inference using ancient mitogenomesSummary Ancient DNA studies are increasingly targeting samples that are beyond the limit of radiocarbon dating (>50 thousand years old) and are often difficult or impossible to date using other geochr... 13012
Deon de Jager @ddj-sa.bsky.social · 03/08/2026Come join us to learn how to contribute to, and use, metAaRCive, a community-curated database of published ancient animal genomes! We'll also cover best-practises for metadata reporting in #aDNA studies and how to archive sequence data on the ENA! Sign up here: docs.google.com/forms/d/1E4k... 01915
Deon de Jager @ddj-sa.bsky.social · 15/07/2026Excellent article about our recent paper by @killgrove.bsky.social in @livescience.com, covering our exciting finding that DNA can be recovered from Late Pleistocene remains in Africa! #aDNA #Africa #genetics #palaeontology 0163
Reposted by Deon de JagerLaboratory of Paleogenetics and Conservation Genetics @lpcg.bsky.social · 16/06/2026New aDNA paper on Eurasian moose 🫎 @popovicdani.bsky.social @mateuszbaca.bsky.social www.nature.com/articles/s41...nature.comPhylogeographic and demographic responses of Eurasian moose to climate change since the Late Pleistocene - HeredityHeredity - Phylogeographic and demographic responses of Eurasian moose to climate change since the Late Pleistocene 1124
Reposted by Deon de JagerTorsten Günther @trstngnthr.bsky.social · 16/06/2026I am recruiting a PhD student (fully funded, 4yrs) to analyze modern 🧬 and ancient 🦴 genomic data from humans and domestic animals 🐑 Please share, I am happy to chat at #ICP2026 or #SMBE2026 this summer www.uu.se/en/about-uu/...uu.sePhD student position in Population Genomics - Uppsala UniversityPhD student position in Population Genomics , Department of Organismal Biology, Uppsala University 183106
Deon de Jager @ddj-sa.bsky.social · 04/06/2026Super cool resource! Something I wish existed a couple of years ago, so thanks for making it happen @anders-bergstrom.bsky.social & members of @aarc-community.bsky.social! There are still many more ancient animal genomes to add & we need more hands! If you're keen to help us out, see below 😊✌️ 051
Deon de Jager @ddj-sa.bsky.social · 04/06/2026The oldest DNA retrieved from an animal fossil is ~1.6 million years old - a mammoth from icy Siberia where cold temperatures preserve DNA well. But have you ever wondered how long #ancientDNA is preserved in animal remains from sunny & warm Africa? Well, wonder now more! doi.org/10.1016/j.qu... 26120
Deon de Jager @ddj-sa.bsky.social · 09/04/2026Free online workshop for estimating relatedness from genomic data! Great opportunity especially for students and other early career researchers (but everyone is welcome)! #AaRCademy #popgen 020
Reposted by Deon de JagerLaura Bertola @lauradbertola.bsky.social · 09/11/2025Lessons learned: Recommendations for reproducible paleogenomic data analyses www.cell.com/ajhg/abstrac...cell.comLessons learned: Recommendations for reproducible paleogenomic data analysesSouilmi et al. propose essential guidelines to improve the reproducibility of paleogenomic data analysis. As ancient DNA research often relies on the destructive sampling of finite resources, these re... 023
Reposted by Deon de JagerGenetics Society of America @genetics-gsa.bsky.social · 30/10/2025The latest issue of #G3journal features work from @trstngnthr.bsky.social, @amygoldberg.bsky.social, @jgschraiber.bsky.social, where they benchmarked methods for estimating ancestry proportions under mapping bias and present adjusted genotype-likelihoods to mitigate its impact. buff.ly/9ET69CA 0145
Reposted by Deon de JagerAdMEXture ERC project @admexture.bsky.social · 16/10/2025New job opportunity in our project! Want to join us — or know someone who could? More details coming soon. The PhD will be supervised by Cristina Valdiosera and Colin Smith #JobOpening #ERC #Spain #UBU #México #PhD #PhDposition #Mestizaje #stableisotopes 022
Reposted by Deon de JagerNikolay Oskolkov @oskolkov.bsky.social · 04/10/2025Our method, GENome EXogenous (GENEX) sequence detection, for identifying microbial-like regions in eukaryotic reference genomes is online in GigaScience track.smtpsendmail.com/9032119/c?p=... 2123
Reposted by Deon de JagerPedro Brandão-Dias F Pinto @pedrobd.bsky.social · 05/07/2025I had an idea—just a hunch, really— on how to link #Popgen and #eDNA. I was lucky to be in a lab that embraced curiosity, open discussion, and let me run with it. One year, many equations, and a few too many simulations later, here’s the result: 🧬 Preprint now live: doi.org/10.1101/2025...doi.orgEstimating Organism Abundance Using Within-Sample Haplotype Frequencies of eDNA Metabarcoding DataEnvironmental DNA (eDNA) metabarcoding provides powerful insights into species presence and community composition, but remains limited in its ability to quantify species abundance or structure. Here, ... 2347
Reposted by Deon de JagerElaine Ayers @eayers0.bsky.social · 03/07/2025I use BHL every single day in my research and teaching. I could not write my books or articles without it, I don't know what my students would do without it, and I would have to radically rethink my career without it. This is more critical with funding cuts. Please, please someone support BHL. 03517
Reposted by Deon de JagerTrevor A. Branch @trevorabranch.bsky.social · 02/07/2025In an unconscionable decision, the Smithsonian Institute has decided to no longer support the Biodiversity Heritage Library from 1 Jan 2026. Please someone step up and take it over. 18589402
Reposted by Deon de JagerAnna Brüniche-Olsen @annabruniche.bsky.social · 16/06/2025GenDivRange: A global dataset of geo-referenced population genetic diversity across species ranges #popgen #consgen www.nature.com/articles/s41...nature.comGenDivRange: A global dataset of geo-referenced population genetic diversity across species ranges - Scientific DataScientific Data - GenDivRange: A global dataset of geo-referenced population genetic diversity across species ranges 0229
Reposted by Deon de JagerAlex Wild @alexwild.bsky.social · 21/04/2025Everyone should know about GBIF. It's an international biodiversity data aggregator. Museum collections, apps like eBird and iNaturalist, published datasets from the technical literature, all in one place. www.gbif.orggbif.orgGBIFGlobal Biodiversity Information Facility. Free and Open Access to Biodiversity Data. 311845
Reposted by Deon de JagerAlt National Park Service @altnps.bsky.social · 20/04/2025Today was truly inspiring. Something happened that we’ve never seen before, you made noise in places that rarely see protests like this. Communities across traditionally conservative areas hosted historic turnouts. 12098211200
Reposted by Deon de JagerSaganism @sagan.bsky.social · 19/04/2025Right Now, most of the American can relate to this message from the 90's. 499166396158
Reposted by Deon de JagerSherrilyn Ifill @sifill.bsky.social · 20/04/2025If you have a public platform & spent years calming everyone down, telling us Trump was not a danger,was not racist, & arguing that the best way to deal w/Trump was to laugh at him, berated ppl who used the word fascist, insisted that the two parties are the same, admit YOU WERE WRONG. 9766161170
Reposted by Deon de JagerJoyce White Vance @joycewhitevance.bsky.social · 20/04/2025If you're struggling to keep all of the different immigration/deportation cases straight, I've got a post for you: open.substack.com/pub/joycevan... 8843171309
Reposted by Deon de JagerDr Mark D. Scherz @markscherz.bsky.social · 10/04/2025The Natural History Museum Denmark is hiring a new Tenure-Track Assistant Professor and Curator of (Vertebrate) Palaeontology! Could it be you or someone you know‽ spread the word! Really excited to have a new colleague to work on our amazing collections! 🧪🏛️ candidate.hr-manager.net/ApplicationI...candidate.hr-manager.net211-0238/25-2N Tenure-track Assistant Professor and Curator of PaleontologyTenure-track Assistant Professor and Curator in Paleontology Natural History Museum Denmark Faculty of Science University of Copenhagen The Natural History Muse 17179
Deon de Jager @ddj-sa.bsky.social · 24/03/2025Many, if not most, of us depend on open, accessible research infrastructure to do our work and improve the world around us. But political support for such systems is not always there, or can change rapidly - consider signing below mitigate some that risk. investinopen.org/blog/stateme...investinopen.orgStatement of support for a global research ecosystemOur global research ecosystem is at risk — it's time to invest in the tools and services that power research and scholarship. 010
Reposted by Deon de JagerPLOS Biology @plosbiology.org · 19/03/2025Analysis of #IUCNRedList data on 67,217 animal spp, by @ashsimkins.bsky.social @billsutherland.bsky.social &co, reveals that a range of #conservation actions successfully conserved species at greatest risk of extinction, but rarely resulted in full recovery 🧪 @plosbiology.org plos.io/3XUzEDd 0118
Reposted by Deon de JagerJuan Antonio Rodríguez @jrotwitguez.bsky.social · 07/03/2025A fantastic, critical and accurate piece on the 🦣mammoth de-extinction claims from Colossal, sparked by the woolly mice we’ve been seeing these days on the news. Some sentences are gold 👇🏽 www.theguardian.com/commentisfre... ✍️ by @adamrutherford.bsky.socialtheguardian.comReviving the woolly mammoth isn’t just unethical. It’s impossible | Adam RutherfordAt a time when US scientists are under attack from their own government, the illiteracy around these elephantine fantasies is dangerous, says geneticist Adam Rutherford 183
Reposted by Deon de JagerAaRC @aarc-community.bsky.social · 07/03/2025On 21st of March we'll have a feedback session with MInAS to talk about animal #aDNA metadata and reporting. If you are producing ancient animal data, please join @ddj-sa.bsky.social and Ophélie Lebrasseur on the conversation to set up proper metadata standards. www.animal-adna.org/events/2025/... 053
Reposted by Deon de JagerTimothée Poisot @ctrlalttim.com · 23/11/2024Ecology & biodiversity folks! Reply to this post to join the science feed! Checklist to help with verification ✅ Have posted a few times already ✅ Profile description not empty ✅ Have a profile picture ✅ Link to orcid, scholar, RG profile, etc, in the reply ℹ️ DM only if anonymous account 🧪🌏 23010539
Reposted by Deon de JagerAlt National Park Service @altnps.bsky.social · 22/02/2025“Operation Whirlwind” What’s Happening Now? In 2025, Operation Whirlwind was launched under Interim U.S. Attorney Ed Martin to investigate alleged threats against employees of the Department of Government Efficiency (DOGE). 15347201271
Reposted by Deon de JagerFederico Sánchez Quinto @fsanchezquinto.bsky.social · 09/08/2024Interested in a project in the intersection of ancient DNA and Deep Learning for characterizing genetic variation? Do send a DM. Thank your for your RT! 146
Reposted by Deon de JagerAlexei Drummond @alexeidrummond.bsky.social · 14/02/2025Check out our new method for summarising BEAST trees. The CCD0-MAP tree gives much more accurate results than MCC tree. It returns the tree that maximises the product of sampled clade probabilities regardless of whether that tree was sampled. Highly recommend :) journals.plos.org/ploscompbiol...journals.plos.orgAccurate Bayesian phylogenetic point estimation using a tree distribution parameterized by clade probabilitiesAuthor summary Our research introduces novel methods to analyse a set of phylogenetic tree topologies, such as those generated by Bayesian Markov Chain Monte Carlo algorithms. We define a new model fo... 16229
Reposted by Deon de Jagerderek guy @dieworkwear.bsky.social · 16/02/2025Not true. I'll give you some examples of when styles crossed over from womenswear to menswear, and how men have worn straight-up womenswear or just feminine styles in cool ways. 🧵 287146702532
Reposted by Deon de JagerJuan Antonio Rodríguez @jrotwitguez.bsky.social · 12/02/2025New paper out! 📄 My first adventures in (ancient) metagenomics. 🦠 “Exploring DNA degradation in situ and in museum storage through genomics and metagenomics” www.nature.com/articles/s42... Curious about the water color painting (see ALT text)? 🦌 Thread (Bluetorial?) with findings! 🧶👇 (1/n) 15620
Reposted by Deon de JagerBharath A. B. Nair (ഭരത് എ. ബി. നായർ) @bharathabnair.bsky.social · 13/02/2025'Education is Resistance' - quoted from a heartfelt essay in @londonreview.bsky.social by Malaka Shwaikh. 111
Reposted by Deon de JagerDr. Kat Napaaqtuk❄️ @napaaqtuk.bsky.social · 12/02/2025From reddit: a letter from a postdoc who survived the Bolsonaro years. This is helpful framing for how to science in this administration. 🧪 www.reddit.com/r/labrats/s/...reddit.comFrom the labrats community on RedditExplore this post and more from the labrats community 8614317
Reposted by Deon de JagerAndi Wilson, PhD @drandiwilson.bsky.social · 11/02/2025Happy #InternationalDayofWomenandGirlsinScience 👩🔬 May your experiments work, may your research be impactful, and may those papers be accepted with minor revision 🧬 063
Reposted by Deon de JagerStephen Curry @scurry.bsky.social · 11/02/2025An open letter to the President of the @royalsociety.org – time to stand up for your values. occamstypewriter.org/scurry/2025/...occamstypewriter.orgAn open letter to the President of the Royal Society – time to stand up for your values | Reciprocal Space 7332170
Reposted by Deon de JagerRoberta Gargiulo @roberta-gargiulo.bsky.social · 27/11/2024✨Excited to share our new article on time lags/genetic extinction debts, online now in Trends in Ecology & Evolution #KewScience 🧬🧬🧬/1 www.sciencedirect.com/science/arti...sciencedirect.comMind the lag: understanding genetic extinction debt for conservationThe delay between disturbance events and genetic responses within populations is a common but surprisingly overlooked phenomenon in ecology and evolut… 185
Deon de Jager @ddj-sa.bsky.social · 11/02/2025Today is International Day of Women & Girls in Science! Women are still often paid less and are less likely to get promoted than men in academic STEM. This is also true in "progressive" places like Denmark (where I'm based)! Everyone has to make a conscious effort to make more progress. #WomenInSTEM 2287
Reposted by Deon de JagerRonnie Sanders @ronniethebeard.bsky.social · 09/02/2025Down with white supremacy. Down with apartheid. Down with fascism. 113522
Deon de Jager @ddj-sa.bsky.social · 08/02/2025Wonderful piece, @palaeoprotpalesa.bsky.social! Keep flying that flag! 🇿🇦 www.nature.com/articles/d44... #SouthAfrica #Africa #representation #palaeoanthropology #anthropology #evolution #paleosky #scisky #palaeoproteomicsnature.comPrecious cargo: I carried a three-million-year-old tooth in my hand luggageAs we mark 100 years since Australopithecus africanus was first described, molecular scientist Palesa Madupe explains how palaeoproteomics cast light on the biology of South African hominins. 0187
Reposted by Deon de JagerPalesa @palaeoprotpalesa.bsky.social · 07/02/2025Hi We contributed towards the South African Journal of Science Taung Centennial! some links; the special issue: issuu.com/sajs/docs/so... our paper: sajs.co.za/article/view... and I got featured on where I work from Nature Africa if you are interested in that: www.nature.com/articles/d44... 24526