Katherine Helliwell's Avatar

Katherine Helliwell

@kehelliwell.bsky.social

Algae enthusiast, Associate Professor @UniofExeter, joint appointment @thembauk #ERC-CoG, former #NERC IRF Algal ecophysiology | signalling | microbiome | molecular microbiology | diatoms!

725 Followers  |  1,851 Following  |  7 Posts  |  Joined: 04.12.2024  |  2.0164

Latest posts by kehelliwell.bsky.social on Bluesky

Nutrient Co-limitation of Marine Microbes: Exploring Cellular to Ecosystem-Level Effects Nutrient availability limits microbial growth in marine ecosystems globally. Accumulating evidence has highlighted the prevalence of nutrient co-limitation, whereby two or more nutrients restrict mari...

๐ŸŒŠCurious how multi-nutrient scarcity impacts marine microbes๐Ÿฆ ? Excited to announce our #OSM26 session, Glasgow Feb 22-27! Join us in bridging cell biology, modelling & oceanography! tinyurl.com/zzt5s9su @exetermarine.bsky.social @thembauk.bsky.social @proteocean.bsky.social @cmarkmoore.bsky.social

31.07.2025 08:34 โ€” ๐Ÿ‘ 7    ๐Ÿ” 5    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Nutrient Co-limitation of Marine Microbes: Exploring Cellular to Ecosystem-Level Effects Nutrient availability limits microbial growth in marine ecosystems globally. Accumulating evidence has highlighted the prevalence of nutrient co-limitation, whereby two or more nutrients restrict mari...

๐ŸŒŠCurious how multi-nutrient scarcity impacts marine microbes๐Ÿฆ ? Excited to announce our #OSM26 session, Glasgow Feb 22-27! Join us in bridging cell biology, modelling & oceanography! tinyurl.com/zzt5s9su @exetermarine.bsky.social @thembauk.bsky.social @proteocean.bsky.social @cmarkmoore.bsky.social

31.07.2025 08:34 โ€” ๐Ÿ‘ 7    ๐Ÿ” 5    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Jobs | Vandepoele Lab

We are hiring! If you have experience in plant genomics + AI, or promoter engineering + synthetic biology, check out our two open postdoc positions (computational + wetlab): www.vandepoelelab.be/Jobs please re-share RT #ERC

16.07.2025 20:45 โ€” ๐Ÿ‘ 22    ๐Ÿ” 21    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1

We had a wonderful time at the Molecular Life of Diatoms meeting in Ghent last week!! Many stimulating conversations and fantastic talks. Huge thanks to the organizers for this splendid event #mld8 #protistsOnSky ๐ŸคŽ๐Ÿ’›๐Ÿ’š๐ŸŒŠ

04.07.2025 14:23 โ€” ๐Ÿ‘ 13    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Exciting postdoc opportunity here๐Ÿ‘‡๐Ÿ“ข๐Ÿ“ข investigating diatom sensing @mldiatoms.bsky.social @thembauk.bsky.social @exetermarine.bsky.social come join us! #protistsOnSky #diatoms #signalling

04.07.2025 11:21 โ€” ๐Ÿ‘ 9    ๐Ÿ” 6    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Global tracking of marine megafauna space use reveals how to achieve conservation targets The recent Kunming-Montreal Global Biodiversity Framework (GBF) sets ambitious goals but no clear pathway for how zero loss of important biodiversity areas and halting human-induced extinction of thre...

NEW in @science.org Global tracking #MarineMegafauna shows <8% of areas used overlap w/ existing MPAs, while >75% of important areas overlapped by threats like #fishing #shipping & ocean warming - 30x30 goal will be insufficient for their conservation www.megamove.org @thembauk.bsky.social

05.06.2025 18:41 โ€” ๐Ÿ‘ 98    ๐Ÿ” 36    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 3
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Weโ€™re hiring! ๐ŸŒŠ๐Ÿ’ผ Join our Operations team at our waterfront location in #Plymouth, where you'll be central to supporting us as a destination for #MarineBiology research & discovery.

๐ŸŸ Aquarium & Research Facilities Technician
๐ŸŒŠ Site Services Coordinator

More info: mymba.mba.ac.uk/job-listing....

18.06.2025 08:51 โ€” ๐Ÿ‘ 13    ๐Ÿ” 6    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Excited to share the lab's 1rst preprint! Rapid high-res immunofluorescence is now possible in cultured & environmental diatoms thanks to 4-fold expansion microscopy. A step-change for comparative cell biology in one of the most important phytoplankton groups on the planet ๐Ÿฅณ
tinyurl.com/m9s5su7s 1/2

17.06.2025 07:33 โ€” ๐Ÿ‘ 315    ๐Ÿ” 85    ๐Ÿ’ฌ 9    ๐Ÿ“Œ 18
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Phylogenomic analyses indicate the archaeal superphylum DPANN originated from free-living euryarchaeal-like ancestors - Nature Microbiology Phylogenetic reconstructions with conserved protein markers from the 11 known DPANN phyla reveal their monophyletic placement within the Euryarchaeota.

๐ŸŽ‰ Now out โ€œPhylogenomic analyses indicate the archaeal superphylum DPANN originated from freeโ€‘living euryarchaealโ€‘like ancestorsโ€ www.nature.com/articles/s41...

17.06.2025 14:25 โ€” ๐Ÿ‘ 88    ๐Ÿ” 38    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0
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Assistant Director of the Center for Proteomics Discovery (Research Program Administrator) The USC Dana and David Dornsife College of Letters, Arts and Sciences is seeking a Research Program Administrator (non-Clinical) and Assistant Director of the USC Center for Proteomics Discovery. This...

I am hiring a research/technical specialist/manager to help us make the most out of new LC-MS instrumentation at USC! Please share the word and write me for more details. usc.wd5.myworkdayjobs.com/en-US/Extern...

05.06.2025 16:43 โ€” ๐Ÿ‘ 4    ๐Ÿ” 8    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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LSI PhD programme | Living Systems Institute | University of Exeter

๐Ÿšจ Weโ€™re recruiting PhD students! ๐Ÿšจ

Join the Stem Cell Biology and Evolution lab at @lsiexeter.bsky.social to study planarians, stem cells & evolution.

2 projects available - 1 week left to apply!
Interested and no PhD yet? Apply now. Or help us spread the word! ๐Ÿ™Œ

www.exeter.ac.uk/research/ins...

01.06.2025 17:02 โ€” ๐Ÿ‘ 16    ๐Ÿ” 17    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 1
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Advances in Coccolithophore Research 2025 The Advances in Coccolithophore Research meeting aims to bring together international early career and established coccolithophore scientists. This is a hybrid meeting hosted at the MBA, Plymouth.

Join us @thembauk.bsky.social in Plymouth for the 4th edition of the Advances in Coccolithophore Research
๐ŸŒŠ ๐Ÿ”ฌ๐Ÿฆ ๐Ÿงช๐Ÿ“ˆ <Coccolithophore emoji>

โš ๏ธRegister Now: shorturl.at/ly1LT
#Coccolithophores #protistsonsky

Coccolithophore research on: Biogeochemistry, Cell Biology, Climate Change, Ecosystems

16.05.2025 01:18 โ€” ๐Ÿ‘ 20    ๐Ÿ” 7    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1
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Today was a perfectly colorful day ๐ŸŒˆโ€”on the way to sample coccolithophores, we stumbled upon a pink lake. Under the scope, I found green algae and diatoms in a โ€œforestโ€ of pink! ๐Ÿ’—๐Ÿ’š๐Ÿ”ฌ
#protistsonsky #CoccoChannel #HRZZ

31.05.2025 21:05 โ€” ๐Ÿ‘ 27    ๐Ÿ” 4    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
Original post on biologists.social

Great PhD opportunities at the Stazione Zoologica Anton Dohrn in Naples (Italy).

6 fellowships are available to carry out interdisciplinary training.

https://www.szn.it/index.php/it/bandi-e-concorsi/bandi-di-concorso/ph-d-program/ph-d-program-open-calls

Topics include the function of [โ€ฆ]

26.05.2025 06:07 โ€” ๐Ÿ‘ 16    ๐Ÿ” 17    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

This is a super unique senior role on our technology team, during an exciting time for technology investment in the UK ๐Ÿ‘‡

24.05.2025 14:23 โ€” ๐Ÿ‘ 1    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Yet again we are seeing "unprecedented" marine heatwaves in 2025.

buff.ly/mnEcYcV

What will we see in 2025 & beyond? @dansmale1.bsky.social comments, โ€œIf this continues through the summer we would expect to see widespread biological impacts. This is a significant warming event."

buff.ly/U6iBTBN

22.05.2025 15:31 โ€” ๐Ÿ‘ 17    ๐Ÿ” 7    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1
Professor Julian Hibberd, Head of the Department of Plant Sciences and Fellow at Emmanuel College, University of Cambridge

Professor Julian Hibberd, Head of the Department of Plant Sciences and Fellow at Emmanuel College, University of Cambridge

Congratulations to Professor Julian Hibberd, Head of the Department of Plant Sciences, University of Cambridge, who has been elected as a Fellow of the Royal Society for his groundbreaking work on C4 photosynthesis.

Read more: tinyurl.com/y53wvve3

#PlantSciences ๐Ÿงช

@cambridgebiosci.bsky.social

20.05.2025 10:21 โ€” ๐Ÿ‘ 60    ๐Ÿ” 11    ๐Ÿ’ฌ 3    ๐Ÿ“Œ 5
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My lithop flowered!! ๐Ÿ˜ฏ๐Ÿ’š

22.05.2025 17:26 โ€” ๐Ÿ‘ 11    ๐Ÿ” 0    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0
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Marine Biological Association makes key contribution to new documentary film Ocean with David Attenborough | Marine Biological Association Senior Research Fellow Dr Bryce Stewart and the Marine Biological Association's (MBA) research vessel โ€˜Sepiaโ€™ played a vital role in helping to create key

'Ocean with #DavidAttenborough' - Out in cinemas TODAY! I am super proud to have worked on the film with @thembauk.bsky.social colleagues on the RV Sepia & the incredible team at Silverback Films
www.mba.ac.uk/marine-biolo... The best ocean documentary I have every seen! #oceanfilm #mustwatch ๐ŸŒŠ๐Ÿ™๐Ÿชธ๐Ÿฆž๐ŸŸ

08.05.2025 12:53 โ€” ๐Ÿ‘ 17    ๐Ÿ” 6    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0
Sir David Attenborough looks out to sea in Southern England. OCEAN WITH DAVID
ATTENBOROUGH highlights the vital, achievable actions the world can take to restore
the ocean and stabilise the climate, debuting in 2025. Photo by ยฉ Conor McDonnell.

Sir David Attenborough looks out to sea in Southern England. OCEAN WITH DAVID ATTENBOROUGH highlights the vital, achievable actions the world can take to restore the ocean and stabilise the climate, debuting in 2025. Photo by ยฉ Conor McDonnell.

Dr Bryce Stewart next to research vessel, MBA Sepia. Photo by ยฉ The Marine Biological Association.

Dr Bryce Stewart next to research vessel, MBA Sepia. Photo by ยฉ The Marine Biological Association.

A compass jellyfish off the coast of Pembrokeshire, United Kingdom. Photo by ยฉ Olly Scholey.

A compass jellyfish off the coast of Pembrokeshire, United Kingdom. Photo by ยฉ Olly Scholey.

Weโ€™re proud to share that the MBA made a key contribution to #Ocean with #DavidAttenborough! ๐ŸŽฌ๐ŸŒŠ This breathtaking new film showcases the wonder of life beneath the waves & exposes the realities & urgent challenges facing our ocean

โžก๏ธ www.mba.ac.uk/marine-biolo...

@bd-stew.bsky.social #OceanFilm

08.05.2025 08:20 โ€” ๐Ÿ‘ 20    ๐Ÿ” 7    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1
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Understanding and predicting microbial evolutionary dynamics - 2025 meeting

This meeting will be great!

Abstract submission open now

See you 26-27 Nov in Liverpool

microbiologysociety.org/event/societ...

29.04.2025 17:37 โ€” ๐Ÿ‘ 65    ๐Ÿ” 39    ๐Ÿ’ฌ 3    ๐Ÿ“Œ 3
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Cryptic infection of a giant virus in a unicellular green alga Latency is a common strategy in a wide range of viral lineages, but its prevalence in giant viruses remains unknown. Here we describe a 617 kbp integrated giant viral element in the model green alga C...

Latest findings on cryptic infection of giant viruses published in @ScienceMagazine. We discovered a large virus hiding within a green algal genome producing virions.
www.science.org/doi/10.1126/...

12.04.2025 07:56 โ€” ๐Ÿ‘ 69    ๐Ÿ” 37    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 2
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Q: Bored of photosynthesis and want to eat seaweed instead? What do you do? A: acquire an alginate lyase gene from bacteria, and massively duplicate & neofunctionalise it to generate you own alginate catabolism system. Cool paper from Jedd lab in @plosbiology.org - journals.plos.org/plosbiology/...

04.04.2025 14:38 โ€” ๐Ÿ‘ 15    ๐Ÿ” 4    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Yay, team members Courtney Swink, Ellen Harrison and Beth Tindall-Jones representing #marinemicrobes #diatoms this week at the annual @microbiologysociety.org meeting in Liverpool ! ๐ŸŒŠ๐Ÿ”ฌ๐Ÿ‘๐Ÿ‘๐Ÿ‘ @thembauk.bsky.social @exetermarine.bsky.social #MicroBio25

04.04.2025 09:23 โ€” ๐Ÿ‘ 14    ๐Ÿ” 5    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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๐Ÿ“ขExcited to share TWO ERC-funded postdoc positions!๐ŸงชAre you passionate about molecular mechanisms and marine microbial interactions?๐ŸŒŠ๐Ÿ”ฌJoin us in dissecting antagonistic diatom-bacteria interactions, by the sea! tiny.cc/xlfe001 @thembauk.bsky.social @exetermarine.bsky.social Please msg to hear more!

24.03.2025 13:55 โ€” ๐Ÿ‘ 47    ๐Ÿ” 42    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 2
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๐Ÿ“ขExcited to share TWO ERC-funded postdoc positions!๐ŸงชAre you passionate about molecular mechanisms and marine microbial interactions?๐ŸŒŠ๐Ÿ”ฌJoin us in dissecting antagonistic diatom-bacteria interactions, by the sea! tiny.cc/xlfe001 @thembauk.bsky.social @exetermarine.bsky.social Please msg to hear more!

24.03.2025 13:55 โ€” ๐Ÿ‘ 47    ๐Ÿ” 42    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 2
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๐ŸŒŠ Save the Date! ๐ŸŒ
#SAME18 โ€” Aquatic Microbiomes on a Changing Planet
๐Ÿ“ Barcelona, Spain | ๐Ÿ—“๏ธ Sept 28 โ€“ Oct 3, 2025
At the iconic PRBB ๐Ÿงฌ๐ŸŒฟ
Join us to explore the frontiers of aquatic microbial ecology.

๐Ÿ“ข Stay tuned for more info and follow us on Bluesky!

#MicrobialEcology #MarineMicrobiology #SAME18

22.03.2025 12:47 โ€” ๐Ÿ‘ 42    ๐Ÿ” 33    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 2
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DiatOmicBase: a versatile geneโ€centered platform for mining functional omics data in diatom research In recent years, diatoms have become the subject of increasing interest because of their ecological importance and their biotechnological potential for natural products such as pigments and polyunsat...

#diatoms #genomics #resources DiatOmicBase: a versatile gene-centered platform for mining functional omics data in diatom research @theplantjournal.bsky.social onlinelibrary.wiley.com/doi/10.1111/... joint work with @afalciat.bsky.social

17.03.2025 09:02 โ€” ๐Ÿ‘ 17    ๐Ÿ” 8    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Interested in doing a sabbatical at EMBL, at one of its 6 sites in Barcelona, Cambridge, Grenoble, Hamburg, Heidelberg or Rome?

Funding call with deadline 15 June, decisions in July.

www.embl.org/about/info/s...

19.03.2025 17:31 โ€” ๐Ÿ‘ 104    ๐Ÿ” 85    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 2
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PhD position available in Ceske Budejovice (Czechia), funded by ERC KLEPTOS, to study plastid endosymbiosis in kleptoplastidic protists. Are you curious about this process and do you like sampling/cultivation of protists? Join our team by applying here: jobs.bc.cas.cz/en/detail/243

#protistsonsky

12.03.2025 08:24 โ€” ๐Ÿ‘ 40    ๐Ÿ” 41    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1

@kehelliwell is following 20 prominent accounts