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Items tagged with: evolution


PhD position in viral evolution and diversity @foaylward

Virginia Tech

Funded PhD positions in the Aylward Lab to study the #evolution and #genomics of giant #viruses. Both computational and wet-lab projects available.

See the full job description on jobRxiv: https://jobrxiv.org/job/virginia-tech-27778-funded-phd-position/?feed_id=64662

#ScienceJobs #hiring #research
Blacksburg #UnitedStatesUS ...
https://jobrxiv.org/job/virginia-tech-27778-funded-phd-position/?feed_id=64662


A new episode of the EMBO podcast is out. I spoke with Hsiao-Han Chang, Gytis Dudas, and Hedvig Tamman about viruses, hosts, spillovers, public health... And also starting a new lab, the challenges of mobility, mentorship, and Die Hard Dracula.

#EMBOPodcast #scicomm #SciencePodcast #Virology #Evolution #Microbiology

https://www.embo.org/podcasts/its-viruses-all-the-way-down-a-conversation-with-hsiao-han-chang-gytis-dudas-and-hedvig-tamman/


#PhD positions available in my group for Fall 2024 - projects focusing on #GiantVirus diversity and #evolution. Opportunities for both molecular wet-lab and #bioinformatics research.

The lab is fun, supportive, and inclusive, and we have many cool new viruses we are studying, so come join us!

Please boost and spread the word!

https://jobrxiv.org/job/virginia-tech-27778-funded-phd-position/


October's cover image accompanies the article Population Genomics of Two Closely Related Anhydrobiotic Midges Reveals Differences in Adaptation to Extreme Desiccation https://doi.org/10.1093/gbe/evad169 #science #evolution #biology #genome #evolgen_paper


For a new week: I dug into the history of a definition Iโ€™ve used my entire career, and discoveredโ€ฆ we may not need it?

Donโ€™t ask โ€œWhen is it coevolution?โ€ โ€” ask โ€œHow is it coevolution?โ€

#evolution #ecology #science

https://www.molecularecologist.com/2023/10/13/when-coevolution-definition-history/


Highlight: Unlocking the Ancient Origins of Cell Death

https://doi.org/10.1093/gbe/evad172

"They propose that early protoeukaryotes were predators, relying on bacterial prey. These bacteria, in response to predation, produced toxins as a defense mechanism. Over time, these bacteria were domesticated to serve as mitochondria within eukaryotic cells, and their toxins evolved into apoptotic factors. "

#evolution #eukaryotes #apoptosis #mitochondria


New blog post just dropped!

"Assembly theory is cool... but doesn't quite do what its inventors say it does."

http://www.johannesjaeger.eu/blog/assembly-theory-is-cool

reviewing this recent Nature paper:

https://www.nature.com/articles/s41586-023-06600-9

news & views here:

https://www.nature.com/articles/d41586-023-03061-y

#evolution #complexityscience #innovation #possibilityspace


'Both genomes had been analysed before, but the fragmented assemblies had scaffold sizes comparable to the length of long reads prior to assembly. Our new assemblies illustrate how long-read technologies allow for a much better representation of species genomes. We are now able to conduct more accurate downstream assays based on more complete gene and transposable element predictions.'
#Preprint #Evolution #Genomics

https://www.biorxiv.org/content/10.1101/2023.10.06.561169v1


New #ISEPpapers #preprint! Encyclopaedia of #DNApolymerases localized in #organelles: Evolutionary contribution of diverse #bacteria including the proto-#mitochondrion https://www.biorxiv.org/content/10.1101/2023.08.28.554543v1 #eukaryogenesis #evolution #microbes


Chromosome-Scale Genome Assembly of the Solitary Parasitoid Wasp Microplitis manilae Ashmead, 1904 (Braconidae: Microgastrinae) https://doi.org/10.1093/gbe/evad144 #science #evolution #biology #genome #evolgen_paper


Long-Read Sequencing Reveals Rapid Evolution of Immunity- and Cancer-Related Genes in Bats https://doi.org/10.1093/gbe/evad148 #science #evolution #biology #genome #evolgen_paper


How did #eukaryotes evolve for extreme temps? https://www.futurity.org/high-temp-eukaryotes-2972442-2/ #protists

#ExtremeEnvironments offer an unprecedented opportunity to understand #microbial #eukaryotic #ecology, #evolution, and #genome #biology: Hannah Rappaport & Angela Oliverio https://www.nature.com/articles/s41467-023-40657-4

โ€œseveral lineages of #amoebae were often recovered from extremely high temperature environments. Studying those lineages may yield great insight into how eukaryotic cells can adapt to life in extremely hot environments.โ€


This was a fun way to spend my lunch break (full disclosure - I am married to one of the developers).

Look out for it - it will be traveling round the US to libraries and museums

https://today.ku.edu/2023/07/25/ku-natural-history-museum-host-venomventure-new-science-themed-escape-room

#VENOMventure #aVENENOtura #EscapeRoom #bilingual #evolution


First thought: pretty cool!
Second: What do the different directions stand for?
#evolution #sociology


Something weird's going on with the Google Scholar index. I just went looking for Janzen (1980) and got ... a paper in Ecological Economics as the top result? And when I forced it to find the canonical paper, it only gave me citations to it?

Did @sse_evolution's move to OUP somehow break the journal's representation in Google Scholar?

#evolution #science


I'm wanting to incorporate some #Rstats in my university #Evolution class so that students learn/reinforce some R skills while increasing their understanding of evolution. I did an internet search and found next to nothing:

Too advanced:
https://www.mimuw.edu.pl/~lukaskoz/teaching/sad2/books/Analysis_of_Phylogenetics_and_Evolution_with_R.pdf

Interesting, but pretty limited in what it does:
https://onlinelibrary.wiley.com/doi/10.1002/ece3.5412

Any recommendations?


Let me have a correct #introduction .
Hi! Iโ€™m Djigr, evolutionary #biologist, #paleontologist , #artist and published #paleoartist ! I work on various subjects such as #temnospondyls (#crocofrogs from the past) and 3D molecular structure prediction by AI.
I do #scicom and #sciart on feathered #dinosaurs and #evolution, am known for my fake TV journal #CROW+ that teaches about #crow biology!
Iโ€™m a co-founder of Chicken Wings Dinosaurs, which produces cute and cool paleoart :sparkles_fiery:
๐Ÿ˜€๐Ÿ‘‹


Scientists discover how parasites of #viruses drive #superbug #evolution.

#phages #gene_transfer #lateral_transduction

https://phys.org/news/2023-08-scientists-parasites-viruses-superbug-evolution.html


Isnโ€™t it incredible to live on the same planet where this magnificent, ancient shark once grew up to 65 ft (20m)? ๐Ÿฆˆ

The massive megalodon swam Earthโ€™s ocean for millions of years.

Funny how many folks mistakenly believe humans are some kind of pinnacle of #evolution. We literally just arrived a few hundred thousand years ago. #science #history


#introduction
Hello everyone!
Iโ€™m an associate prof at Virginia Tech studying viral diversity. Lately my group has been focusing on giant viruses, but we are also interested in other protist viruses, and the role of viral endogenization in host genome evolution.
#GiantViruses #ViralDiversity #TreeOfLife #Protists #Microbiology #Bioinformatics #Evolution #Virology #Genomics
Recently we have been examining the strange and complex genes encoded in giant virus genomes!
https://doi.org/10.1093/femsre/fuad053


Empirical Evidence That Complexity Limits Horizontal Gene Transfer

https://academic.oup.com/gbe/article/15/6/evad089/7180211?login=false

#genomics #evolution #HGT


Happy to say I defended my dissertation "Methods and complexity in phage-bacteria ecology and evolution"!

Much thanks to all those who supported me throughout my PhD.

I'm glad to be sticking around the Turner Lab for another year as a post-doc to continue my work on multispecies phage-bacteria communities

#PhDone #AcademicChatter #AcademicMastodon #Academia #PhD #Ecology #Evolution #Phage #Phages


My first "reviewed preprint" on @eLife !

A Timeline of Bacterial and Archaeal Diversification in the Ocean

https://elifesciences.org/reviewed-preprints/88268

Lots of hard work from former PhD student in my lab Carolina Martinez. Part of a collaboration with @pseudacris

We are enjoying the new process so far and working on revisions to address some of the concerns raised by reviewers.

#ocean #marine #microbiology #evolution #ecology


It was wonderful to speak with Vincent Racaniello during the Aquatic Virus Workshop in Quebec last week! Fun conversation.

https://youtu.be/6uQPvg2uc-E

#viruses #ecology #evolution #virology


Weโ€™re still discovering ancient species...

Millions of years before dinosaurs evolved, the saber-toothed Inostrancevia africana was โ€œkind of the T.rex of their time.โ€

Incidentally, this apex predator was wiped out due to global warming during the Permian-Triassic Extinction. https://www.nytimes.com/2023/05/22/science/saber-tooth-fossil-south-africa.html?smid=nytcore-ios-share&referringSource=articleShare #science #nature #evolution


Praise for Mutation, Randomness, & Evolution by @arlin โ€” a crucial, perhaps paradigm-shifting, work on the mechanisms of biological #evolution.

As I read, I find myself repeatedly thinking, โ€œexactly!โ€ and โ€œpeople need to know this!โ€

An ongoing thread of highlights. ๐Ÿงต


Happy to see the first experimental project I led finally out in the world! With Jeremy Moore, Sydney Olsen, and Mike Travisano

We combined experimental evolution and mathematical modeling to ask: do bacteria evolve to swim away from phages?

1/n

https://doi.org/10.1101/2023.04.29.538831

#microbiology #evolution #ecology #phages #phage #bacteria #MicrobialEvolution #MicrobialEcology


'Our findings demonstrate that developmental bias in fly wings predicts evolvability and macroevolutionary trajectories on a much greater scale than previously appreciated but also suggest that causal explanations for such alignments may go beyond simple constraint hypotheses.'
#Evolution #EvoDevo

https://www.pnas.org/doi/10.1073/pnas.2211210120


Why are #MultipartiteViruses so widespread, given the apparent costs of this form of genome organization? @AsherLeeks @StuWest8 &co show that selection for cheats can drive the #evolution of multipartite #viruses under realistic conditions #PLOSBiology https://plos.io/3Lshrax


Looks pretty cool

Mycorrhizas drive the evolution of plant adaptation to drought

https://www.nature.com/articles/s42003-023-04722-4

#evolution #coevolution #plants #fungi


Non-structural genes of novel lemur adenoviruses reveal codivergence of virus and host

https://academic.oup.com/ve/advance-article/doi/10.1093/ve/vead024/7087189?rss=1

#viruses #evolution


Bidirectional Movement of Emerging H5N8 Avian Influenza Viruses Between Europe and Asia via Migratory Birds Since Early 2020 https://doi.org/10.1093/molbev/msad019 #science #evolution #biology #genome #SciComm #evolgen_paper

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