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Dr. Davina Derous

@davinaderous.bsky.social
62 followers 100 following 16 posts

Systems physiologist at the University of Aberdeen focusing on how environmental factors impact the metabolism of different species and can lead to physiological changes using high-throughput molecular assays.

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Reposted by Dr. Davina Derous
MASTS @mastscot.bsky.social · 05/06/2025
📢#PhD Opportunity funded by MASTS Scotland - Investigating blubber thermogenesis of harbour porpoises🌊 Deadline: Thursday, July 31, 2025 Supervisors: Andrew Brownlow - @davinaderous.bsky.social - Joanna Kershaw - Fiona Manson 🔗INFO: www.findaphd.com/phds/project...
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Dr. Davina Derous @davinaderous.bsky.social · 05/06/2025
Care about climate change, physiology, marine mammals and want to do something about it? Exciting PhD opportunity funded by @mastscot.bsky.social to work with Andrew Brownlow, myself, @jlkershaw.bsky.social , Fiona Manson, @strandings.bsky.social, @naturescot.bsky.social tinyurl.com/3aj4kft9
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Dr. Davina Derous @davinaderous.bsky.social · 15/05/2025
For those at #ECS2025, don't miss @wild-devs.bsky.social talk on reproductive hormones in fin whales and Alexandra's talk on proteomics in pilot whales this morning.
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Dr. Davina Derous @davinaderous.bsky.social · 09/05/2025
Delighted to say that both Alexandra Tranganida and @wild-devs.bsky.social will be presenting at the European Cetacean Society conference next week! Alexandra will talk about blubber proteomics in pilot whales and Devonne about reproductive hormones in fin whales (Day 2 - session 6). #ECS2025
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Dr. Davina Derous @davinaderous.bsky.social · 10/04/2025
Extremely proud of @wild-devs.bsky.social first first-author publication. Devonne showed sexual segregation and stable pregnancy rates in minke whales sampled in the Gulf of St. Lawrence between 2007-2015 @jlkershaw.bsky.social @leverhulme.ac.uk @meps-ir.bsky.social www.int-res.com/abstracts/me...
int-res.com
Sexual segregation and stable pregnancy rates in the Gulf of St. Lawrence’s minke whales Balaenoptera acutorostrata amidst environmental changes
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Dr. Davina Derous @davinaderous.bsky.social · 28/03/2025
Great paper focusing on heat loss estimation using model predictions in cetaceans and how morphometrics such as blubber thickness and body size may play a role. journals.biologists.com/jeb/article/...
journals.biologists.com
Size-specific strategies of sympatric cetaceans to reduce heat loss
Highlighted Article: Novel aerial photogrammetry methods reveal that smaller cetaceans rely on physiological and morphological adaptations to reduce heat loss whereas larger species offset heat loss b...
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Dr. Davina Derous @davinaderous.bsky.social · 21/03/2025
Incredible new Science paper by @chrismcknight.bsky.social, @jlkershaw.bsky.social and team that shows seals do cognitively perceive circulating oxygen and alter their diving behaviour accordingly www.science.org/doi/10.1126/...
science.org
Cognitive perception of circulating oxygen in seals is the reason they don’t drown
Marine mammals rely on maintaining sufficient blood oxygen levels while diving to prevent drowning. Generally, oxygen is cognitively imperceptible to mammals that instead sense rising carbon dioxide a...
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Dr. Davina Derous @davinaderous.bsky.social · 01/03/2025
Always great to catch up with @strandings.bsky.social and all set for a great day!!
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Dr. Davina Derous @davinaderous.bsky.social · 13/02/2025
What an incredible inspirational talk by @mdelibeg.bsky.social, the new Regius Chair in Physiology. Great night socialising with people of the medical campus.
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Dr. Davina Derous @davinaderous.bsky.social · 10/02/2025
Large dataset analysis across several species to more accurately predict age in cetaceans using various tissues and epigenetics. www.nature.com/articles/s41...
nature.com
Enhancing epigenetic aging clocks in cetaceans: accurate age estimations in small endangered delphinids, killer whales, pilot whales, belugas, humpbacks, and bowhead whales - Scientific Reports
Scientific Reports - Enhancing epigenetic aging clocks in cetaceans: accurate age estimations in small endangered delphinids, killer whales, pilot whales, belugas, humpbacks, and bowhead whales
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Dr. Davina Derous @davinaderous.bsky.social · 10/02/2025
Interesting paper focusing on heat loss in several cetacean species and the role of body morphometrics, blubber thickness and thermal conductivity. journals.biologists.com/jeb/article-...
journals.biologists.com
Size-specific strategies of sympatric cetaceans to reduce heat loss
Maintaining a stable core body temperature is essential for endotherms. Cetaceans live in a highly thermally conductive medium, requiring special adaptations to reduce heat loss and maintain homeother...
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Reposted by Dr. Davina Derous
Nature Metabolism @natmetabolism.nature.com · 08/02/2025
NEWS&VIEWS | Herbert Tilg and Christoph Grander (Med Uni, AT) The authors highlight a study describing the role of #TM6SF2 as a mediator of the #gut - #liver axis to modulate #MASH pathophysiology 🐭 🦠 Read it here: bit.ly/4hu7oiz
bit.ly
TM6SF2 as new intestinal lipid player
The gut–liver axis is of crucial importance in health and disease. TM6SF2 is a genetic risk factor for metabolic dysfunction-associated steatotic liver disease. Zhang, Yu et al. reveal that intestinal TM6SF2 critically affects the gut–liver axis.
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Reposted by Dr. Davina Derous
Christian Frezza @frezzalab.bsky.social · 09/02/2025
Retrograde mitochondrial signaling governs the identity and maturity of metabolic tissues | Science www.science.org/doi/10.1126/...
science.org
Retrograde mitochondrial signaling governs the identity and maturity of metabolic tissues
Mitochondrial damage is a hallmark of metabolic diseases, including diabetes, yet the consequences of compromised mitochondria in metabolic tissues are often unclear. Here, we report that dysfunctiona...
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Reposted by Dr. Davina Derous
Catalina Vasilescu, PhD @cvasilescu.bsky.social · 09/02/2025
Groundbreaking week of research in #mitochondrialdisease! biomed.news/bims-mitdis/... @biomednews.bsky.social @gavinmcstay.bsky.social @mitoscientist.bsky.social @mitowomen.bsky.social @mitoworld.bsky.social Rhodoquinone carries electrons in the mammalian electron transport chain
Valeros et al, Rhodoquinone carries electrons in the mammalian electron transport chain
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Reposted by Dr. Davina Derous
David M. Perry @lollardfish.bsky.social · 04/09/2024
"It is impossible to be a top-line manager and administrator and mentor and researcher and writer and outreach officer and IT expert and online instructor and pedagogical innovator and recruiter and teacher and marker and external examiner and press pundit and grant bidder and editor."
voicesofacademia.com
It’s Not Your Fault That Academic Life is Getting Harder by Glen O’Hara
Universities are in trouble, and it’s not just money we’re talking about. They are living through something of a crisis of confidence, even of trust and faith. More and more, I find myself, and my col...
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Reposted by Dr. Davina Derous
School of Biodiversity One Health and Veterinary Medicine @sbohvm.gla.ac.uk · 05/02/2025
New job opening for a Professor/Reader/Senior Lecturer of Applied Animal Nutrition/Metabolomics/Microbiome within the School of Biodiversity, One Health and Veterinary Medicine at the University of Glasgow. Closing date 4th March 2025. More information here: www.jobs.gla.ac.uk/job/professo...
jobs.gla.ac.uk
Professor/Reader/Senior Lecturer of Applied Animal Nutrition/Metabolomics/Microbiome
Job Purpose To make a substantial and positive contribution to the strategic direction of the School/College through leading and contributing to research of international standard, high quality tea...
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Reposted by Dr. Davina Derous
Wild Water Whales @wildwaterwhales.bsky.social · 03/02/2025
Please check out this news article about our #HungryHumpbacks project 👀👇 #MarineLife #Whale #conservation @bas.ac.uk @polarbiome.bsky.social @southgeorgiaht.bsky.social 🐳🦑🧪🌊🐟 www.bas.ac.uk/media-post/s...
bas.ac.uk
Scientists study whales and fish to protect South Georgia’s marine ecosystem - British Antarctic Survey
Scientists on the remote sub-Antarctic island of South Georgia are working to better understand the rich marine life that inhabits the region. This month teams are focusing on two major …
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Reposted by Dr. Davina Derous
Catherine Grueber @cegrueber.bsky.social · 29/01/2025
Out now in @nature.com! Our comprehensive meta-analysis of global terrestrial and marine genetic diversity demonstrates rapid loss of genetic diversity and identifies conservation interventions that could mitigate this process www.nature.com/articles/s41... 🧪🌍🦤🧬 #consgen #PopGen
nature.com
Global meta-analysis shows action is needed to halt genetic diversity loss - Nature
A comprehensive meta-analysis of global terrestrial and marine genetic diversity covering more than three decades of research demonstrates rapid loss of genetic diversity and identifies conservation i...
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Reposted by Dr. Davina Derous
Science News @scinews.bsky.social · 26/01/2025
GLP-1 RAs and co-agonists are efficacious for weight loss, with reported safety concerns predominantly gastrointestinal in nature, when used among adults with overweight or obesity and without diabetes. www.acpjournals.org/doi/10.7326/...
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Reposted by Dr. Davina Derous
Eric Topol @erictopol.bsky.social · 23/01/2025
Where do the dopamine hits does from? A new reward center in the brain is discovered (yes, single cell, spatial omics at work again) @science.org www.science.org/doi/10.1126/... www.science.org/doi/10.1126/...
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Dr. Davina Derous @davinaderous.bsky.social · 21/01/2025
Some really great cetacean papers coming out lately! See the recent one by Fernandez Ajó et al. on testosterone levels measured in faecal samples of male gray whales.
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Reposted by Dr. Davina Derous
Filipa Samarra @fipsamarra.bsky.social · 17/01/2025
🚨 NEW PAPER 🚨 Our latest paper, led by our former student Giorgia Giovannini, is out now! It looks in detail at killer whale sound production during feeding on spawning herring in Iceland. 🐳🐟 Find out more here: www.tandfonline.com/doi/full/10.....
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Dr. Davina Derous @davinaderous.bsky.social · 20/01/2025
A great new paper by Remili et al. using metabolomics to assess the impacts of pollutant exposure in polar bears and ringed seals. www.sciencedirect.com/science/arti...
sciencedirect.com
Persistent pollutant exposure impacts metabolomic profiles in polar bears and ringed seals from the High Arctic and Hudson Bay, Canada
Metabolomics measures low molecular weight endogenous metabolites and changes linked to contaminant exposure in biota. Few studies have explored the r…
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Dr. Davina Derous @davinaderous.bsky.social · 10/01/2025
Great summary of @jlkershaw.bsky.social previously published paper using proteomics to identify biomarkers in blubber biopsies of baleen whales
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Reposted by Dr. Davina Derous
SEBiology @sebiology.bsky.social · 09/01/2025
Discover how Kershaw et al are revolutionizing cetacean conservation with omics techniques in the first article of the new Conservation Physiology in Action series. 🌊🐋 Read it here: doi.org/10.1093/conp... Referenced research: doi.org/10.1093/conp... Happy reading
doi.org
Blubber biopsy biomarkers for baleen whales
Whales, dolphins and porpoises—collectively, cetaceans—are among the charismatic ocean giants that captivate and inspire future generations of marine biolo
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Reposted by Dr. Davina Derous
Science News @scinews.bsky.social · 02/01/2025
Largest study on brain aging points to possible connections between diet, inflammation, and brain health. #Nature "Brain-wide cell-type-specific transcriptomic signatures of healthy ageing in mice" Open Access doi.org/10.1038/s415...
doi.org
Brain-wide cell-type-specific transcriptomic signatures of healthy ageing in mice - Nature
A comprehensive single-cell RNA sequencing study delineates cell-type-specific transcriptomic changes in the brain associated with normal ageing that will inform the investigation into functional chan...
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Reposted by Dr. Davina Derous
Mariel ten Doeschate @mariel-td.bsky.social · 06/01/2025
First paper of 2025 🥳 on bacterial infections in porpoise, caused by bites from Grey seals. Vividly remember the PM on the 2nd case, significant necrosis effectively disintegrating the tissues in the pectoral fin😵 Wanna know more 👇? shorturl.at/drKQd @uofgsbohvm.bsky.social @strandings.bsky.social
sciencedirect.com
Fatal systemic bacterial infections in two harbour porpoises (Phocoena phocoena) secondary to bite wounds from grey seals (Halichoerus grypus)
Mycoplasma phocicerebrale, the causative agent of seal (‘speck’) finger, a zoonotic disease, is a common commensal in the oral cavity of various seal …
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Reposted by Dr. Davina Derous
Mark Jessopp @gannetguy.bsky.social · 04/01/2025
Interested in seal diet, population size and haul out behaviour in Ireland? Funded PhD position at University College Cork. www.ucc.ie/en/hr/vacanc... Application deadline 31st Jan.
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Reposted by Dr. Davina Derous
eLife @elife.bsky.social · 07/01/2025
Measuring mitochondrial respiration in frozen tissue samples provides the first comprehensive atlas of how ageing affects mitochondrial function in mice. 🔗 elifesciences.org/articles/105191?u…
study overview and sample collection diagram
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Reposted by Dr. Davina Derous
Dr Simon Goodman @phoca-sapiens.bsky.social · 23/11/2024
New PhD studentship opportunity in my lab & with collaborators from the Pinniped Genomes Consortium. Come help us unravel the genomics of seal physiological super powers! Closing date 6th January 2025 🧪🦭🧬🌍🦑🐳 #marine #mammals #consgen #popgen #phylo #molevol #evolution yes-dtn.ac.uk/research/the...
yes-dtn.ac.uk
The evolutionary genomics of life-history adaptations in pinnipeds - Yorkshire Environmental Sciences • Doctoral Training Network
Project summary Pinnipeds (seals, sea lions, fur seals and walrus) are keystone marine predators, and sentinels for marine ecosystem health. Advances in genomics technologies are opening up the possib...
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Reposted by Dr. Davina Derous
Scottish Marine Animal Stranding Scheme @strandings.bsky.social · 16/12/2024
Three weeks to go if you are interested in applying for a www.gla.ac.uk/postgraduate... fully funded PhD looking to answer vital questions about the prevalence and epidemiology of viral pathogens in Scotland’s marine mammal populations: www.gla.ac.uk/postgraduate.... Get in touch if interested!
A pilot whale mass stranding event, Sanday, 2024
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Dr. Davina Derous @davinaderous.bsky.social · 13/12/2024
Really interesting paper by @lbejder1971.bsky.social and co-authors. Using tissue-specific energy content to estimate the cost of gestation and late pregnant females are particularly vulnerable to disruptions in energy balance. physoc.onlinelibrary.wiley.com/doi/full/10....
physoc.onlinelibrary.wiley.com
Energetic cost of gestation and prenatal growth in humpback whales
Abstract figure legend This study estimated the energetic cost of gestation in humpback whales. First, relative birth size was estimated from body length measurements of mother–fetus pairs from histo...
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Dr. Davina Derous @davinaderous.bsky.social · 10/12/2024
Got my tickets sorted and can't wait for a great day with @strandings.bsky.social !
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Reposted by Dr. Davina Derous
Stefano Bettinazzi @stefanobettinazzi.bsky.social · 01/12/2024
How could we use mitochondrial physiology in a conservation context? 🦠🐝🐠🪲🦜 Happy to see this synthesis of SEB2023 conference published in @conphysjournal.bsky.social. Thanks to the team: Elisa, Neal and Enrique. doi.org/10.1093/conp...
doi.org
An evolving roadmap: using mitochondrial physiology to help guide conservation efforts
Mitochondrial processes play crucial roles in species’ responses to environmental variation. Here, we synthesize the methods and approaches involved in mit
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