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Marie-Claire Arrieta Profile
Marie-Claire Arrieta

@ArrietaLab

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Prof at @UCalgaryMed, mom of 2, wife, microbiome scientist. Not in that order and order changes a lot. CostariCanadian 🇨🇦🇨🇷Co-author of @kidsandmicrobes

Calgary, Alberta
Joined April 2009
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@ArrietaLab
Marie-Claire Arrieta
9 months
🎉 Exciting news! Led by @mackgutierrezz, our latest on the gut mycobiome and its role in metabolic health is now published in @NatureComms ! 🧫🍄 Explore how fungal colonization influences obesity and metabolic inflammation in mice. https://t.co/5kMWj3Bu4O 🧵
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nature.com
Nature Communications - Here, the authors use gnotobiotic mice to show that three core species of the human infant gut mycobiome (Rhodotorula mucilaginosa, Malassezia restricta and Candida...
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@ArrietaLab
Marie-Claire Arrieta
2 months
“Africa was far away and girls didn’t do that sort of thing.” You did it anyway, and changed how we see ourselves and our planet. Thank you, Dr. Jane Goodall, for your extraordinary legacy. 🌍💚 #RIPJaneGoodall
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cbc.ca
Jane Goodall, the world-famous primatologist, activist and environmentalist whose discoveries about chimpanzees forever changed what it means to be human, has died at 91.
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@CIBICI_UNC
CIBICI
4 months
🔬☕ ¡Inicia el ciclo "Ciencia y café en el CIBICI"! Este jueves 31/7 recibimos a la Dra. Marie-Claire Arrieta (@ArrietaLab), referente internacional en microbiota infantil 🧠🌱
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@ArrietaLab
Marie-Claire Arrieta
5 months
So freaking proud of you, Isa!!
@Isabel_Laforest
Prof. & Dr. Isabelle Laforest-L. (she/her/elle)
5 months
A 🧵 As a young girl growing up in Québec, Canada, I found my joy in smell of 🍁🍃🌿, the rhythm of rivers, & the quiet strength of the forest I was a Girl Scout who loved canoeing & exploring nature, but I had no idea what I wanted to study @USherbrooke @ISME_microbes 1/
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@IMPACTT_Canada
IMPACTT Microbiome
5 months
Just 3 weeks until our early-bird registration & abstract submission deadline for our #HavingIMPACTT2025 microbiome symposium on Sep 22-24, 2025 in Canmore, Canada! We have tons of awards and an incredible speaker lineup, so you don't want to miss out! https://t.co/uCuPpdU8Me
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@DanielFigeys
Daniel Figeys
6 months
Vacancy! We are looking for a Group Leader in Functional #Microbiome Research to join the Quadram Institute. Amazing start-up and support. Fantastic translational facilities. This is the place to be, check it out. https://t.co/furLyjvmIj
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quadram.ac.uk
We're looking for a Group Leader in Functional Microbiome Research to join the laboratory of Professor Daniel Figeys at Quadram Institute.The Quadram Institute is a cutting-edge £75 million facil
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@LabMizrahi
Mizrahi Lab
7 months
Another step for microbiome research!🔬 New study introduces saMBA, a gut microbiome archive from South America. Understanding the full picture of gut microbiome biodiversity is crucial & saMBA is helping us get there! @jfcryan @bpvalderrama https://t.co/kFkKQ5GzXE
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biorxiv.org
The composition and function of the human gut microbiome has been linked to multiple health outcomes across all world regions, often with region-specific associations. Unfortunately, the extent to...
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@Isabel_Laforest
Prof. & Dr. Isabelle Laforest-L. (she/her/elle)
7 months
#Ecology & #Evolution Researchers!🌍 ***4 days to enjoy the early-bird rate*** The @CSEE_SCEEmtgs @CSEE_SCEE 2025 Annual Meeting is coming to Sherbrooke, QC—and you’re invited! 🔗 https://t.co/z1sto1P21P #CSEE2025 #Ecology #Evolution #ScienceConference #Sherbrooke
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event.fourwaves.com
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@ScienceMagazine
Science Magazine
8 months
In a new Science study, cryo–electron tomography captures the in-cell architecture of the mitochondrial respiratory chain, illuminating how the coordinated action of molecular machines drives life’s fundamental energy conversion. Learn more: https://t.co/vnMxmxJ4lB
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@Mariaestorres
María Esteban-Torres
8 months
In vitro competition with Bifidobacterium strains impairs potentially pathogenic growth of Clostridium perfringens on 2′-fucosyllactose #bifidobacteria #HMOs
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tandfonline.com
Fortifying infant formula with human milk oligosaccharides, such as 2'-fucosyllactose (2'-FL), is a global trend. Previous studies have shown the inability of pathogenic gut microbes to utilize 2'-...
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@atins88
Atin Sharma
8 months
Any microbiologist out here who has been using Chatbots for their bioinformatics/computational needs? I want to know more about their experience. Please RT for visibility! 🙂
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@AhmedBargheet
Ahmed Bargheet
9 months
🤩Excited to share our latest research published in @eBioMedicine ! https://t.co/oWDEiSeOmm Special thanks to Hanna Noordzij, Alise Ponsero, Ching Jian, Katri Korpela, @MireiaVallesc, Justine Debelius, Alexander Kurilshikov, and @microbioquester for your amazing help
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thelancet.com
Birth mode, gestational age, antibiotic exposure, and geographical location significantly influence the development of the infant gut resistome and mobilome. A reduction in E. coli relative abundance...
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@BrodinPetter
Petter Brodin
8 months
Children born extremely preterm are born in the midst of a cytokine storm, its barrier tissues are poorly developed and they require invasive procedures which is associated with high risks of infections and inflammatory complications. Better understanding of how immune cells
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science.org
In extremely premature infants, immune cell trajectories are distinct from those of full-term infants over the first 60 days of life.
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@microbioquester
Veronika K Pettersen
8 months
Are you interested in the milk microbiome and finding strategies to prevent infections? Apply for this PhD position with a highly competitive salary, Northern lights included.
@cans_uit
CANS - Centre for New Antibacterial Strategies
9 months
Interested in microbiology and microbiome research? Application is now open for a PhD-position at the research group of Child and Adolescent Health at UiT. https://t.co/z2fr5Djm1n
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@ArrietaLab
Marie-Claire Arrieta
9 months
Standing behind our PM. 🇨🇦💪🏼 It’s not going to be easy but I cannot in good conscience support the use of Canadian grant funds on US travel or research supplies.
@JustinTrudeau
Justin Trudeau
9 months
Today, the United States launched a trade war against Canada: their closest partner and ally — their closest friend. Canadians are reasonable, but we will not back down from a fight. Not when our country is at stake.
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@dieworkwear
derek guy
9 months
🇨🇦 CANADIAN SHOPPING GUIDE 🇨🇦 Want to support Canadian companies? Here are some Canadian businesses that sell high quality menswear. Some also carry womenswear. 🧵
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@MeghanAzad
Prof. Meghan Azad, PhD
9 months
Happy to share this FREE online course about Human Milk & the Infant Gut Microbiome! Aimed at healthcare professionals, it includes a lecture by yours truly plus quizzes and interactive case-study. https://t.co/odplrLmtPi
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@ErikBakkeren
Erik Bakkeren
9 months
My postdoc mentor Kevin Foster is hiring postdocs! Apply to join an exciting research group looking at ecology and evolution of the gut microbiome. Kevin is a fantastic mentor and I can completely recommend:
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@EricTopol
Eric Topol
10 months
This has been needed for a long time! Redefining obesity A new report of @TheLancetEndo commission that overrides current BMI categories and better defines features and pathophysiologic consequences of pre-clinical and clinical obesity https://t.co/onJhZXoL5a open-access (such as
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@DanielFigeys
Daniel Figeys
9 months
Interested in studying the functions of the microbiome?Check out PhyloFunc, a novel functional beta-diversity metric that incorporates #microbiome phylogeny to inform on #metaproteomic functional distance. @NorthOmics https://t.co/RDmnDHagMx
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microbiomejournal.biomedcentral.com
Background Beta-diversity is a fundamental ecological metric for exploring dissimilarities between microbial communities. On the functional dimension, metaproteomics data can be used to quantify...
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@ArrietaLab
Marie-Claire Arrieta
9 months
These results highlight the underappreciated role of gut fungi in obesity and malnutrition. As we move beyond bacteria, fungi offer new insights to better understand the influence of the #microbiome on metabolic diseases. 🌟 Stay tuned for more!
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nature.com
Nature Communications - Here, the authors use gnotobiotic mice to show that three core species of the human infant gut mycobiome (Rhodotorula mucilaginosa, Malassezia restricta and Candida...
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