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Lab News
- New paper: Testing the coordination hypothesis using Dictyostelium
- Congratulations to Dr. Shreenidhi P.M.!
- Listen to Joan talk about Slow Birding to the Jenkins Arboretum & Gardens
- New Paper: Who is left behind when Dicty fruits?
- Calum Stephenson wins 2024 Howard A. Schneiderman Fellowship.
- New paper: Cheating costs dearly, as small stalks reduce dispersal ability in D. discoideum.
- New Paper: Environmental predictability shapes symbiosis.
- David Queller elected to the National Academy of Sciences as part of their 2024 membership intake.
- Read Shreenidhi and Dave’s interview about their recent PNAS paper.
- Dr. Heng Liang joins the lab as a Postdoc.
Listen to Joan Strassmann on the ‘Weekend Birder’ Podcast!
David Queller elected to National Academy of Sciences

Dictyostelium
Category Archives: Lab Meeting
New paper: Despite being an extreme diet generalist, D. discoideum suffer costs when switched between different prey species.
D. discoideum readily consumes approximately 70% of the culturable bacteria that co-occur with it in the wild. What mechanisms underlie this extreme flexibility? Led by graduate student P.M. Shreenidhi in her first first-author publication, the lab’s new paper in PNAS … Continue reading
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New Paper: Multiple genetic routes toward predation-resistance in Pseudomonas lead to similar symbiont-like behavior with Dicty!
Check out the latest paper from the lab. Lead by postodoctoral researcher Margaret Steele, various wild isolates of Pseudomonas were found to escape predation by Dictyostelium discoideum, with no one universal resistance mechanism across strains. What’s more is that these … Continue reading
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Tagged amoeba, dictyostelium, farming, host, paraburkholderia, pathogen, predation, pseudomonas, social amoeba, symbiont
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New paper and preprints!
New research has come out recently! First, a paper from James Medina’s PhD research on how D. discoideum can protect symbionts from competition has been published in FEMS Microbiology Ecology. This paper was a collaboration with former postdoc Justine Garcia. … Continue reading
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Undergraduates presented posters at the undergraduate research symposium!
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Sindhuri Ivaturi wins Harrison D. Stalker Award!
The Stalker Award is given to a graduating senior that combines achievements in the sciences with those in the arts and the humanities. Sindhuri has worked in the lab with postdoc Laura Walker on D. discoideum and Paraburkholderia genomics while … Continue reading
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Israt Jahan wins 3 minute thesis competition!
Graduate student Israt Jahan won both the people’s choice and first place in the McDonnell International Scholars Academy 3 minute thesis competition! She talked about
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Job Posting: Postdoc Position
Postdoctoral position in ecology, evolution, and genetics of Dictyostelium discoideum and its bacteria The Queller-Strassmann group at Washington University in St. Louis has a postdoctoral position for a highly motivated individual interested in exploring this fascinating microbial system. Current funding is for … Continue reading
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Congratulations Dr. James Medina!
James Medina defended his PhD titled “Cooperation and conflict in the social amoeba Dictyostelium discoideum and its Paraburkholderia endosymbionts.”
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