Monthly Archives: January 2015

Growth and host interaction of mouse segmented filamentous bacteria in vitro

New article from Sansonetti’s group; they’ve found a way to culture SFBs in vitro in coculture with mouse cells and can now further study how SFBs influence the host immune system. http://www.nature.com/nature/journal/vaop/ncurrent/full/nature14027.html#affil-auth

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Quorum sensing triggers the stochastic escape of individual cells from Pseudomonas putida biofilms

http://www.nature.com/ncomms/2015/150116/ncomms6945/full/ncomms6945.html

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Dermal adipocytes protect against invasive Staphylococcus aureus skin infection

Jessica brought this paper to my attention; a group at UCSD found that fat cells in the skin protect against Staph aureus infection by producing an antimicrobial peptide.  Nice story, and there’s an accompanying commentary article that is also a … Continue reading

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Discovery of new types of quorum sensing signal molecules in Photorhabdus

Article in PNAS claims to have identified new classes of signaling molecules in Photorhabdus that can be sensed by LuxR-type receptors; sounds interesting! Dialkylresorcinols as bacterial signaling molecules Abstract It is well recognized that bacteria communicate via small diffusible molecules, … Continue reading

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Washington Post write-up of study analysing perception of sexism in science (including the ‘Yale study’)

http://www.washingtonpost.com/news/speaking-of-science/wp/2015/01/08/men-on-the-internet-dont-believe-sexism-is-a-problem-in-science-even-when-they-see-evidence/

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