Reposted by Karine DufresneGeorge O'Toole (he/him/his) @geiselbiofilm.bsky.social · 30/09/2025Please share - an Assist Prof position in microbiology employmentopportunities.umb.edu/mob/cw/en-us... @asm.org 1926
Karine Dufresne @vagstaph.bsky.social · 09/09/2025Glad to see this one ready! Great work from Carla Maduta following up on how S. aureus respond to pH in the vaginal tract. Check it out: www.biorxiv.org/content/10.1... 010
Reposted by Karine DufresneAndreas Peschel @andreaspeschel.bsky.social · 23/08/2025"What makes S. aureus such a difficult vaccination candidate?" Here are some answers: 0136
Karine Dufresne @vagstaph.bsky.social · 15/05/2025If you are interested in bacterial pathogens acting on the vaginal tract, look out for this opportunity at JoVE. We are now accepting abstracts for methods articles on the field🧫: app.jove.com/methods-coll...app.jove.comJoVE | Peer Reviewed Scientific Video Journal - Methods and ProtocolsJove 000
Reposted by Karine DufresneCinq à Science @cinqascience.bsky.social · 05/04/2025Notez votre calendrier pour le prochain #CinqaScience par @vagstaph.bsky.social de @uqam.ca sur le microbiote vaginal! #quebec #science #microbiology #science #microbiome #health #sante #microbiote #microbiote #sciencecommunication #vulgarisationscientifique tinyurl.com/49rz55rn 021
Reposted by Karine DufresneAlain Paquette @alainpaquette.bsky.social · 20/03/2025Nature paper alert for #IDENT!! 👀 We show that tree seedlings don't behave as expected from theory, with possible impacts for restauration efforts. 223 trees species in 160 experiments across the world @paqlab.bsky.social @biologieuqam.bsky.social @sciences.uqam.ca #CEF 173
Karine Dufresne @vagstaph.bsky.social · 03/03/2025Venez voir cette prochaine conférence à La Brassée! #cinqascience 🦠 010
Karine Dufresne @vagstaph.bsky.social · 03/03/2025First publication from my lab @biologieuqam.bsky.social . Here is my short review about lipid signatures in the women's vaginas and implication on the microbiota and pathogens: lipidworld.biomedcentral.com/articles/10....lipidworld.biomedcentral.comFatty acid composition in the vaginal tract of cis-gender women: canary in coal mines for reproductive health? - Lipids in Health and DiseaseThe vaginal tract of cis-gender women of reproductive age is inhabited by communities of bacteria generally dominated by one of four Lactobacillus species. These bacteria are important for the reprodu... 022
Reposted by Karine DufresneAleeza Gerstein @acgerstein.bsky.social · 04/02/2025🇨🇦Job alert🇨🇦 Three tenure track positions in Biological Science at UManitoba, 2 on aquatic organisms, 1 in synthetic biology/biochem. Ask me anything about living and working in #Winnipeg -it’s pretty good here! (And in 2025, “pretty good” is actually great imho)! universityaffairs.ca/jobs/job-pre...universityaffairs.caUniversity AffairsUA Footer Symbol 15644
Karine Dufresne @vagstaph.bsky.social · 02/02/2025Gens de Montréal, venez assister à cette conférence de Sébastien Zappa dans une ambiance festive. #5ascience 030
Karine Dufresne @vagstaph.bsky.social · 29/01/2025Just another one for 2025 👩🔬 Great work with @stephentuffs.bsky.social and Nick Walton from @superantigens.bsky.social lab. Here is our last study focusing on the impact of superantigens within 3 S. aureus isolates from the same bacteremia patient: doi.org/10.1128/iai....doi.orgEvidence that staphylococcal superantigens promote within-patient bacterial persistence following post-operative surgical site infection | Infection and ImmunityIn this study, we investigated bacterial isolates from a patient who experienced three recurrent S. aureus infections over a 4 month period following total knee arthroplasty. Genomic and phenotypic characterization of these isolates revealed that they all ... 172
Karine Dufresne @vagstaph.bsky.social · 22/01/2025Here's my latest research article: the impact of TSST-1 in the vagina beyond menstrual toxic shock syndrome. doi.org/10.1128/iai....doi.orgTSST-1 promotes colonization of Staphylococcus aureus within the vaginal tract by activation of CD8+ T cells | Infection and ImmunityToxic shock syndrome toxin-1 (TSST-1) is a superantigen toxin produced from Staphylococcus aureus that causes the menstrual form of toxic shock syndrome. This research demonstrates that TSST-1 also ha... 082
Reposted by Karine Dufresnehjillianh @hjillianh.bsky.social · 22/01/2025Do you have a period? Do you live in the continental US? Then do I have a study for you - please join VAMPP and help expand our understanding of the vaginal microbiome! Scan the QR code on the bottom left to see if you're eligible and learn more 163
Karine Dufresne @vagstaph.bsky.social · 28/02/2024Great to see this one out as a preprint! We screened a library of small molecules agir inhibition of TSST-1 in prevention of mTSS. Check it out! Out of @superantigens.bsky.social lab 011
Karine Dufresne @vagstaph.bsky.social · 15/01/2024It’s amazing to see this review out! Collaborations from few members of @superantigens.bsky.social lab to summarize the last insights on superantigens and their interactions with T lymphocytes. www.nature.com/articles/s41... 011
Karine Dufresne @vagstaph.bsky.social · 04/01/2024My first review as a corresponding author is out today, come read about S. aureus and it’s impact in the vagina #trendsinmicrobiology #womenshealth www.sciencedirect.com/science/arti... 052
Reposted by Karine DufresnebioRxiv Microbiology @biorxiv-microbiol.bsky.social · 31/12/2023Vaginal Lactobacillus fatty acid response mechanisms reveal a novel strategy for bacterial vaginosis treatment www.biorxiv.org/content/10.1101/202… biorxiv.orgVaginal Lactobacillus fatty acid response mechanisms reveal a novel strategy for bacterial vaginosis treatment https://www.biorxiv.org/content/10.1101/2023.12.30.573720v1 Bacterial vaginosis (BV), a common syndrome characterized by Lactobacillus-deficient vaginal microbi 054
Reposted by Karine DufresneVictor J. Torres @torreslab.bsky.social · 27/12/2023Job Alert! We are looking for a Principal Bioinformatics Research Scientist with extensive experience in large-scale microbial genomics to create and direct our new Microbial Computational Genomics and Bioinformatics Lab @StJudeResearch stjude.wd1.myworkdayjobs.com/stjude/job/M... 22125
Karine Dufresne @vagstaph.bsky.social · 07/09/2023Hi BlueSky, finally join the community and looking forward to hear from scientists on this platform: I'm a microbiologist interested in host/pathogen/microbiota interactions especially in the vaginal tract. 120