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Journal Information
Issue
Vol. 54. Issue 3.Pages 163-260 (July - September 2022)
Editorial
Aplicaciones de la espectrometría de masas MALDI-TOF en la microbiología clínica
José Alejandro Di Conza
Rev Argent Microbiol. 2022;54:163-5
Open access
Microbiología básica
Salmonella enterica serovar Enteritidis biofilm lifestyle induces lower pathogenicity and reduces inflammatory response in a murine model compared to planktonic bacteria
Mónica N. Giacomodonato, Sebastián H. Sarnacki, María del Rosario Aya Castañeda, Ailín N. Garófalo, Diana M. Betancourt, María C. Cerquetti, Mariángeles Noto Llana
Rev Argent Microbiol. 2022;54:166-74
Highlights
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S. Enteritidis 5694 biofilm lifestyle is less virulent than planktonic cells.
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S. Enteritidis 5694 biofilm shows an impaired invasiveness of no phagocytic cells.
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S. Enteritidis 5694 biofilm induces a diminished inflammatory response.
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S. Enteritidis 5694–host interaction varies with the bacterial lifestyle.
Open access
Report of two events of nosocomial outbreak and pseudo-outbreak due to contamination with Achromobacter spp.
Liliana Clara, María Ines Staneloni, Estela Salazar, Graciela Greco, Mariangeles Visus, Alicia Lizzi, Valeria Alexander, Gabriel Gutkind, ... Mariana Papalia
Rev Argent Microbiol. 2022;54:175-80
Highlights
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Description of two events of nosocomial Achromobacter spp. outbreak and pseudo-outbreak.
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Contamination of sodium citrate blood collection tubes with Achromobacter insuavis.
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Chlorhexidine soap contaminated with Achromobacter spp. caused infections.
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Molecular approaches were critical to achieve the accurate species identification.
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The multidisciplinary work was essential to elucidate the epidemiological situation.
Open access
Agentes antimicrobianos
Biosíntesis inducida de fengicina y surfactina en una cepa de Bacillus amyloliquefaciens con actividad oomiceticida sobre zoosporas de Phytophthora capsica
Nancy Ley-López, José Basilio Heredia, Cesar San Martín-Hernández, J. Ramón Ibarra-Rodríguez, Miguel Ángel Angulo-Escalante, Raymundo Saúl García-Estrada
Rev Argent Microbiol. 2022;54:181-91
Open access
Characterization and antimicrobial susceptibility of coagulase-positive Staphylococcus isolated in a veterinary teaching hospital in Chile
Francisco Abusleme, Nicolás Galarce, Mario Quezada-Aguiluz, Daniela Iragüen, Gerardo González-Rocha
Rev Argent Microbiol. 2022;54:192-202
Highlights
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Carriage of MRS strains is statistically higher in veterinarians than in owners.
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An important percentage of the strains was resistant to clindamycin.
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This is the first report describing humans carrying MRSP in Chile.
Open access
Microbiología clínica y enfermedades infecciosas
Trichophyton benhamiae, un dermatofito zoofílico emergente en Argentina con reservorio en cobayos: descripción de 7 casos en un hospital de la Ciudad Autónoma de Buenos Aires
Ivana Maldonado, María Elisa Elisiri, Marina Monaco, Alejandra Hevia, Margarita Larralde, Bárbara Fox, Nicolás Refojo, Ricardo Iachini, ... Liliana Fernández-Canigia
Rev Argent Microbiol. 2022;54:203-8
Highlights
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Primera descripción en Argentina de dermatofitosis por Trichophyton benhamiae.
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El reservorio de T. benhamiae fueron los cobayos.
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Las lesiones por este dermatofito en niños suelen ser inflamatorias.
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El diagnóstico de certeza se debe realizar por proteómica o genómica.
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La mayoría de los casos requirieron tratamiento antifúngico sistémico.
Open access
COVID-19 associated with disseminated histoplasmosis in a kidney transplant patient
Ivana Maldonado, María Elisa Elisiri, Liliana Fernández-Canigia, Ana Victoria Sánchez, Liana López, Adriana I. Toranzo, Cecilia López-Joffre, Sol González-Fraga, Cristina Elena Canteros
Rev Argent Microbiol. 2022;54:209-14
Highlights
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First report of histoplasmosis and COVID-19 in a renal transplant recipient.
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Rapid diagnosis and correct treatment of clinically suspected histoplasmosis facilitates a positive patient's outcome.
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Histoplasmosis should be suspected as a differential diagnosis in patients with pneumonia in endemic areas.
Open access
Microbiología de alimentos
Calidad microbiológica de la carne picada y detección de patógenos en muestras ambientales de carnicerías de la ciudad de Tandil, provincia de Buenos Aires, Argentina
María Julia Ruiz, Nora Lia Padola, Gerardo Leotta, Rocío Colello, Juan Passucci, Edgardo Rodríguez, Daniel Fernández Fellenz, Alejandra Krüger, ... Analía Inés Etcheverría
Rev Argent Microbiol. 2022;54:215-9
Highlights
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Se observó riesgo bajo y buenas condiciones higiénico-sanitarias en carnicerías.
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El 75,0% de las muestras no cumplió con los parámetros microbiológicos.
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Se sugiere identificar desvíos e implementar mejoras continuas.
Open access
Can dark septate endophytic fungi (DSE) mobilize selectively inorganic soil phosphorus thereby promoting sorghum growth? A preliminary study
Osvaldo Barresi, Raúl S. Lavado, Viviana M. Chiocchio
Rev Argent Microbiol. 2022;54:220-3
Highlights
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DSE fungi selectively mobilize insoluble phosphates from soils.
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There was a positive effect of Curvularia sp. on sorghum growth.
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The absorption of P was not clearly related to the capacity of DSE fungi to solubilize it.
Open access
Microbiología agrícola, ambiental e industrial
Potential of rhizobacteria native to Argentina for the control of Meloidogyne javanica
María P. Borrajo, Eduardo A. Mondino, Guillermo A. Maroniche, Macarena Fernández, Cecilia M. Creus
Rev Argent Microbiol. 2022;54:224-32
Highlights
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Autochthonous rhizobacteria against Meloidogyne javanica.
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Biocontrol by bacteria and their cell free supernatants.
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Impact of rhizobacteria in lettuce infested with Meloidogyne javanica.
Open access
Characterization and survival of broad-spectrum biocontrol agents against phytopathogenic fungi
Saba Azeem, Syed Inayatullah Agha, Neelam Jamil, Bushra Tabassum, Shan Ahmed, Asif Raheem, Nusrat Jahan, Niaz Ali, Anwar Khan
Rev Argent Microbiol. 2022;54:233-42
Highlights
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Bacteria had broad-spectrum activity against phytopathogenic fungi (>50% inhibition).
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Selected isolates were identified with molecular methods and analyzed for plant growth-promoting activities.
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The selected isolates had a good survival rate in a cost-effective medium.
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Assessed medium can be used for commercial fermentation of bio-control agents.
Open access
Fist report on fumagillin production by Aspergillus fumigatus sensu stricto gliotoxigenic strains recovered from raw cow milk and clinical samples in Argentina
Verónica A. Alonso, Marina A. Velasco Manini, Gabriela A. Pena, Lilia R. Cavaglieri
Rev Argent Microbiol. 2022;54:243-6
Highlights
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A. fumigatus strains from farm and clinical samples were able to produce fumagillin.
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A. fumigatus strains were gliotoxin and fumagillin producers.
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Fumagillin producers represent public health risk of toxin transference to raw milk.
Open access
Artículo especial
SARS-CoV-2 and Chlamydia pneumoniae co-infection: A review of the literature
María Celia Frutos, Javier Origlia, María Lucia Gallo Vaulet, María Elena Venuta, Miriam Gabriela García, Rita Armitano, Lucía Cipolla, María Julia Madariaga, ... Grupo de Trabajo Bacterias Atípicas, Sociedad Argentina de Bacteriología, Micología y Parasitología Clínicas (SADEBAC), División de la Asociación Argentina de Microbiología
Rev Argent Microbiol. 2022;54:247-57
Highlights
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Bacterial co-pathogens are commonly identified in viral respiratory infections.
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Co-infection between C. pneumoniae and SARS-CoV-2 has been reported in the literature.
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Information of co-infection in COVID-19 patients is scarce.
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Evidence of co-infections is needed to support developing skills in antimicrobial policy.
Open access
Obituario
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