From Sardinia to California - Professor at UCSD - Love microbes. Find me by the ocean or at my Pilates studiohttps://bsky.app/profile/manuelar.bsky.socialhttps://bsky.app/profile/manuelar.bsky.social/post/3mjphwxdyvs2qCongratulations to my colleague Karsten Zengler and coauthors on this exciting study, "Predicting competition and substrate preferences for targeted microbiome alteration". Our amazing co-mentored graduate student, Grant Norton, played a major role in the work. https://www.sciencedirect.com/science/article/pii/S0092867426003375?dgcid=coauthor17 Apr 2026 17:42 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3mjphwxdyvs2qhttps://bsky.app/profile/manuelar.bsky.social/post/3me2cpwato22vThese are challenging times - But I would like to take a moment and say a big THANK YOU to my amazing support group of friends and colleagues, who are always there via email, Zoom, phone calls, in person meetings - and are no doubt the best part of being an academic scientist.04 Feb 2026 16:37 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3me2cpwato22vhttps://bsky.app/profile/manuelar.bsky.social/post/3lu6djoyooc2pThis is so cool, congrats @lozanzi.bsky.social and team! Important implications for infection and IBD [contains quote post or other embedded content]17 Jul 2025 16:19 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3lu6djoyooc2phttps://bsky.app/profile/manuelar.bsky.social/post/3ltzlg6ghgk2oHappy that our manuscript showing that PgtE protease enables Salmonella to evade C3-mediated serum and neutrophil killing is published in mBio https://journals.asm.org/doi/10.1128/mbio.03802-24 - check out the companion paper from @rtsolis.bsky.social and team, focused on PgtE in the African Salmonella strain ST31315 Jul 2025 18:57 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3ltzlg6ghgk2ohttps://bsky.app/profile/manuelar.bsky.social/post/3ltqd7bjhdc27It was so nice to teach about Immunity to Bacterial Pathogens for the @aai.org Intro Course. I love to be part of this great training opportunity that AAI provides. [contains quote post or other embedded content]12 Jul 2025 02:36 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3ltqd7bjhdc27https://bsky.app/profile/manuelar.bsky.social/post/3lskmc7xmuk26What do I love the most about UCSD? My amazing colleagues. Congratulations @chulab.bsky.social and @alistairrussell.bsky.social on your promotion and to Kees Murre for being elected to the NAS!27 Jun 2025 02:37 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3lskmc7xmuk26https://bsky.app/profile/manuelar.bsky.social/post/3lsadnrtsrk2dFormer and current member of the Raffatellu lab were well represented at #ASMicrobe in LA - it was great seeing everyone!23 Jun 2025 00:36 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3lsadnrtsrk2dhttps://bsky.app/profile/manuelar.bsky.social/post/3lrobchsmi22yCheck out the preview written by @romanagerner1.bsky.social on the excellent study from @mucosalimmunology.bsky.social about exploiting bacterial competition for rational design of mucosal vaccines [contains quote post or other embedded content]15 Jun 2025 20:06 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3lrobchsmi22yhttps://bsky.app/profile/manuelar.bsky.social/post/3lrh4iciuws2bAnother amazing manuscript and resource led by @pieterdorrestein.bsky.social and team! So happy to be part of it, and to start using these new class of metabolites in the context of infection. Stay tuned! [contains quote post or other embedded content]12 Jun 2025 23:51 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3lrh4iciuws2bhttps://bsky.app/profile/manuelar.bsky.social/post/3lqi53bnwtc2zhttps://www.nytimes.com/2025/05/31/world/asia/us-science-cuts.html?unlocked_article_code=1.LU8.o_Av.0EVArt7xmrGL&smid=nytcore-ios-share&referringSource=articleShare31 May 2025 16:09 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3lqi53bnwtc2zhttps://bsky.app/profile/manuelar.bsky.social/post/3llyl5zsl2223Great opinion article in the @nytimes.com today: https://www.nytimes.com/2025/04/03/opinion/young-american-scientists.html?unlocked_article_code=1.9E4.UxCS.8bl74i4zrAj1&smid=nytcore-ios-share&referringSource=articleShare04 Apr 2025 13:58 +0000at://did:plc:2eorb53azrnsxfz7du7mg2ty/app.bsky.feed.post/3llyl5zsl2223