Ramírez, María Soledad - California State University, Fullerton

个人简介

PhD, University of Buenos Aires, Argentina MSc, University of Buenos Aires, Argentina

研究领域

Molecular mechanisms of antibiotic resistance, their dissemination, evolution, as well as impact in the morbidity and mortality of bacterial infections

近期论文

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First case of human infection due to Pseudomonas fulva, an environmental bacteria isolated from cerebrospinal fluid. Almuzara M.N., Vazquez M.,Tanaka N.,Turco M.,Ramirez M.S.,Lopez E.L.,Pasteran F., Rapoport M., Procopio A., Vay C.A. J. Clinical Microbiology.2010. 48:660-664 . Novel insights about class 2 integrons from experimental and genomic epidemiology.Ramírez M.S, Pi?eiro S., Integron Argentinian Collaborative Group, Centrón D. Antimicrob Agents Chemother 54:139213-08. A naturally competent Acinetobacter baumannii clinical isolate as a convenient model for genetic studies. Ramirez M.S., Don M., Merkier A.K., Bistué A.J., Zorreguieta A., Centrón D., Tolmasky M.E.. J Clin Microbiol. 2010. 48: 1488-1490. Tn7::In2-8 dispersion in multidrug resistance isolates of Acinetobacter baumannii from Chile.Ramírez M.S., Bello H., González Rocha G., Márquez C., Centrón D. RAM. 2010. 42:138-140 . Reservoir of antimicrobial resistance determinants associated to horizontal gene transfer in clinical isolates of the genus Shewanella. Ramírez M.S., Merkier A.K., Almuzara M., Vay C., Centrón D. Antimicrob Agents Chemother . 2010. 54:4516-4517. Aminoglycoside modifying enzymes. Ramirez M.S., Tolmasky M.E. Drug Resistance Updates 2010. 13:151-171. Increasing frequency of class 1 and 2 integrons in multidrug resistant clones of Acinetobacter baumannii reveals the need for continuous molecular surveillance. Ramírez M.S., Stietz M.S., Vilacoba E., Jeric E.P., Limansky A.S., Catalano C., Centrón D. Int J Antimicrob Agents. 2011. 37:175-177 Genomic Analysis of Acinetobacter baumannii A118 by Comparison of Optical Maps: Identification of Structures Related to its Susceptibility Phenotype. RamirezM.S ., AdamsM.D., BonomoR.A., CentrónD., and Tolmasky M.E. Antimicrob Agents Chemother . 2011. 55:1520-1526. First Case of Fulminant Sepsis due to Wohlfahrtiimonas chitiniclastica. Almuzara M.N., Palombarani S., Tuduri A., Figueroa S., Gianecini A., Sabater L., Ramírez M.S., Vay C.A. J Clin Microbiol. 2011. 49:2333-2335. Acinetobacter baumannii is able to gain and maintain a plasmid harbouring In35 found inEnterobacteriaceae isolates from Argentina. Ramírez M.S., Merkier A.K., Quiroga M.P., Centrón D. Current Microbiology. 2012. 64: 211-213. Class 2 integrons dissemination among multidrug resistance (MDR) clones of Acinetobacter baumannii. Ramírez M.S., Morales A., Vilacoba E., Marquez C., Bello H., Argentinian Integron Study Group, Centrón D. Current Microbiology. 2012. 64: 290-293. Recurrent Urinary Infection with Bifidobacterium scardovii. Barberis C., Cittadini R., Almuzara M., Feinsilberg A., Famiglietti A., Ramírez M.S., Vay C. J. Clinical Microbiol. 2012. 50:1086-1088. Multidrug resistant (MDR) Klebsiella pneumoniae clinical isolates: a zone of high heterogeneity (HHZ) as a tool for epidemiological studies. Ramírez, M.S., Xie G., Marshall S., Hujer K., Chain P., Bonomo R.A., Tolmasky M.E. Clin Microbiol Infect. 2012. 18: E254-E258. Class 1 integrons in environments with different degrees of urbanization. Nardelli M., Scalzo P.M., Ramírez M.S., Quiroga M.P., Cassini M.H., Centrón D. PLoS One. 2012. 7: e39223. Transposons and integrons in colistin resistant clones with epidemic or sporadic behavior. Arduino S., Quiroga M.P., Ramírez M.S., Merkier A.K., Errecalde L., Di Martino A., Smayevsky J., Kaufman S., Centrón D. J Med Microbiol. 2012. 61:1417-20. First Report of an Extensive Drug-Resistant VIM-2 Metallo-β-Lactamase-ProducingBrevundimonas diminuta Clinical Isolate. Almuzara M., Barberis C., Rodriguez C., Famiglietti A., Ramírez M. S., Vay C.. J. Clin Microbiol. 2012. 50:2830-2832. Achromobacter xylosoxidans : An Emerging Pathogen Carrying Different Elements Involved In Horizontal Genetic Transfer. Traglia G.M., Almuzara M., Merkier A.K., Adams C., Galanternik L., Vay C., Centrón D., Ramírez M.S. Current Microbiol. 2012. 65:673-678. Internalization of locked nucleic acids/DNA hybrid oligomers into Escherichia coli. Traglia G.M., Davies Sala C., Fuxman Bass J.I., Soler-Bistué A.J.C., Zorreguieta A., Ramírez M.S.,Tolmasky M.E. Biores Open Access. 2012. 1: 260-263. First Isolation of Kerstersia gyorium from a Patient with Cholesteatomatous Chronic Otitis Media. Almuzara M., Barberis C., Traglia G., Martinez Ordo?ez A., Famiglietti A., Ramirez M.S., Vay C. J. Clinical Microbiol. 2012. 50: 3809-3811. Emergence and spread of tet(B)::ISCR2 plasmid-borne in minocycline resistanceAcinetobacter baumannii isolates. Vilacoba E., Almuzara M., Gulone. L, Traglia G., Figueroa S.A., Sly G., Fernández A., Centrón D., Ramírez M.S. Antimicrob Agents Chemother. 2013. 57: 651-654 Acinetobacter baumannii extensively drug resistant lineages in Buenos Aires hospitals differ from the international clones I-III, and emerge from their susceptible ancestors. Stietz M.S.,Ramírez M.S., Vilacoba E., Merkier A.K., Limansky A.S., Centrón D., Catalano M. Infect Genet Evol. 2013. 14C: 294-301. Spreading of AbaR-type genomic islands in multidrug resistance Acinetobacter baumannii strains belonging to other than the prevalent clonal complexes. Ramírez M.S., Vilacoba E., Stietz M.S., Merkier A.K., Limansky A.S., Márquez C., Catalano M., Bello H., Centrón.Current Microbiology. 2013: 67: 9-14. OXA-258 from Achromobacter ruhlandii: a Species Specific Marker. Papalia M., Almuzara M., Cejas D., Traglia G., Ramirez M.S., Galanternik L., Vay C., Gutkind G., Radice M. J. Clinical Microbiol. 2013. 51: 1602-1605. Genome Sequences of two Klebsiella pneumoniae isolates from different geographical regions: Argentina (JHCK1) and the United States (VA360). Xie G., Ramirez M.S., Marshall S., Hujer K., Chien-Chi Lo, Johnson S., Po-E Li, Davenport K., Endimiani A., Bonomo R., Tolmasky M., Chain P. 2013. 2013. Genome Announcements, 1(2). doi:pii: e00168-13. 10.1128/genomeA.00168-13. Intra-abdominal Infections Due to Comamonas kerstersii. Almuzara M., Cittadini R., Vera Ocampo C., Bakai R., Traglia G., Ramirez M.S., Del Castillo M., Vay C. 2013. J. Clinical Microbiol. 2013. 51: 1998-2000.