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Page 1
c-di-AMP signaling is required for bile salt resistance, osmotolerance, and long-term host colonization by Clostridioides difficile.
Oberkampf M, Hamiot A, Altamirano-Silva P, Bellés-Sancho P, Tremblay YDN, DiBenedetto N, Seifert R, Soutourina O, Bry L, Dupuy B, Peltier J. Oberkampf M, et al. Among authors: altamirano silva p. Sci Signal. 2022 Sep 6;15(750):eabn8171. doi: 10.1126/scisignal.abn8171. Epub 2022 Sep 6. Sci Signal. 2022. PMID: 36067333 Free PMC article.
Phenotypes controlled by the Brucella abortus two component system BvrR/BvrS are differentially impacted by BvrR phosphorylation.
Altamirano-Silva P, Meza-Torres J, Zúñiga-Pereira AM, Zamora-Jaen S, Pietrosemoli N, Cantos G, Peltier J, Pizarro-Cerdá J, Moreno E, Chacón-Díaz C, Guzmán-Verri C, Chaves-Olarte E. Altamirano-Silva P, et al. Front Microbiol. 2023 May 10;14:1148233. doi: 10.3389/fmicb.2023.1148233. eCollection 2023. Front Microbiol. 2023. PMID: 37234533 Free PMC article.
Clostridioides difficile binary toxin CDT induces biofilm-like persisting microcolonies.
Meza-Torres J, Tinevez JY, Crouzols A, Mary H, Kim M, Hunault L, Chamorro-Rodriguez S, Lejal E, Altamirano-Silva P, Groussard D, Gobaa S, Peltier J, Chassaing B, Dupuy B. Meza-Torres J, et al. Among authors: altamirano silva p. Gut Microbes. 2025 Dec;17(1):2444411. doi: 10.1080/19490976.2024.2444411. Epub 2024 Dec 24. Gut Microbes. 2025. PMID: 39719371 Free article.
Brucella abortus Senses the Intracellular Environment through the BvrR/BvrS Two-Component System, Which Allows B. abortus To Adapt to Its Replicative Niche.
Altamirano-Silva P, Meza-Torres J, Castillo-Zeledón A, Ruiz-Villalobos N, Zuñiga-Pereira AM, Chacón-Díaz C, Moreno E, Guzmán-Verri C, Chaves-Olarte E. Altamirano-Silva P, et al. Infect Immun. 2018 Mar 22;86(4):e00713-17. doi: 10.1128/IAI.00713-17. Print 2018 Apr. Infect Immun. 2018. PMID: 29378792 Free PMC article.
Brucella canis is an intracellular pathogen that induces a lower proinflammatory response than smooth zoonotic counterparts.
Chacón-Díaz C, Altamirano-Silva P, González-Espinoza G, Medina MC, Alfaro-Alarcón A, Bouza-Mora L, Jiménez-Rojas C, Wong M, Barquero-Calvo E, Rojas N, Guzmán-Verri C, Moreno E, Chaves-Olarte E. Chacón-Díaz C, et al. Infect Immun. 2015 Dec;83(12):4861-70. doi: 10.1128/IAI.00995-15. Epub 2015 Oct 5. Infect Immun. 2015. PMID: 26438796 Free PMC article.
Neutrophils as Trojan Horse Vehicles for Brucella abortus Macrophage Infection.
Gutiérrez-Jiménez C, Mora-Cartín R, Altamirano-Silva P, Chacón-Díaz C, Chaves-Olarte E, Moreno E, Barquero-Calvo E. Gutiérrez-Jiménez C, et al. Among authors: altamirano silva p. Front Immunol. 2019 May 7;10:1012. doi: 10.3389/fimmu.2019.01012. eCollection 2019. Front Immunol. 2019. PMID: 31134082 Free PMC article.
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