2
Detection of EPEC and STEC strains isolated from children with diarrhea in ArgentinaDaniel Fernández Fellenz, Julia M. Ruiz, Analía I. Etcheverría, Rocio Colello, María V. Velez, Marcelo E. Sanz, Mónica D. Sparo, Sabina Lissarrague, ... Nora L. Padola
Rev Argent Microbiol. 2025;57:59-62
2
Highlights
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Stool samples from 122 children diagnosed with acute diarrhea were recollected for detection of STEC and EPEC pathotypes.
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E. coli were detected in 68% of the stool samples, of which 18.8% were STEC or EPEC.
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STEC O145 and EPEC O130, O113 and O157 were the serotypes detected.
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DEC are not routinely tested in clinical laboratories and proper surveillance is necessary.
2
Broaden properties of ambroxol hydrochloride as an antibiofilm compoundMaría J. González, Michela Lain, Victoria Iribarnegaray, Luciana Robino, Paola Scavone
Rev Argent Microbiol. 2025;57:114-24
2
Highlights
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Ambroxol inhibits biofilm formation of gram positive and negative bacteria.
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Ambroxol can eradicate preformed biofilms.
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Bacterial viability is reduced by ambroxol.
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Efflux pumps are affected by the presence of ambroxol.
2
Diversity of hypervirulent Klebsiella pneumoniae clones causing cryptogenic liver abscesses and metastatic complications in ArgentinaEsteban C. Nannini, Matías Lahitte, Pablo Scapellato, Corina Nemirosvky, Marcelo Zylberman, Andrea Vila, Viviana Rodríguez, Roman Zucchi, ... Mariángel Rinaudo
Rev Argent Microbiol. 2025;57:356-63
2
Highlights
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Hypervirulent Klebsiella pneumoniae (hvKP) strains are of public health concern.
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We report patients with hvKP liver abscesses suffering a high rate of complications.
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Studied hvKP isolates had rpmA and iroB genes, possibly linked to severe illness.
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K1 serotypes often belonged to ST23 while K2 strains showed significant diversity.
2
Update of diagnostic methods in tuberculosis (TB)Mario José Matteo, María Cecilia Latini, Davor Nicolás Martinovic, Marina Bottiglieri
Rev Argent Microbiol. 2025;57:49-53
2
Highlights
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The “End TB” strategy aims to reduce deaths and incidence from 2015 to 2035.
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Rapid diagnostic tests recommended by WHO are cost-effective.
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Traditional and new diagnostic techniques for TB were reviewed.
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Includes IGRA, smear, culture, molecular methods, and lipoarabinomannan antigen.
1
Intervención educativa como estrategia de prevención de parasitosis intestinales y valoración del estado enteroparasitológico en centros de desarrollo infantil de la ciudad de Santa Fe, ArgentinaCésar Ernesto Gutiérrez, María Agustina Jaras Horno, Carolina Aro, Andrea Florencia Gómez Colussi, María Belén Cheirano, Érica Soledad Rodríguez, María Verónica Vera Garate, Guillermo García Effron, Sergio Adrián Guerrero
Rev Argent Microbiol. 2025;57:8-13
1
Highlights
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La intervención educativa fortaleció los conocimientos relacionados a las parasitosis
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Las actividades «lúdico-pedagógicas» son estrategias educativas apropiadas para la prevención
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50% de la población infantil analizada estaba parasitada
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Se evidenció predominio de protozoos en relación a helmintos (77,7% vs. 22,3%, respectivamente)
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Se detectó con mayor frecuencia Blastocystis sp., Giardia intestinalis y Ascaris lumbricoides
1
First report of canine protothecosis caused by Prototheca wickerhamii in Argentina. Brief literature reviewSilvana Ramadán, Lucía Bulacio, Hernán Dalmaso, Graciela Sepúlveda, Maximiliano Sortino, Fabián Fay, Claudia Misto, María Fernanda Salvador, ... María Luján Cuestas
Rev Argent Microbiol. 2025;57:341-8
1
Highlights
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Fatal canine protothecosis with ocular and lymph node signs.
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Antifungal compounds are successfully used in protothecosis control.
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Pets acting as sentinels of Prototheca presence.
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Nodal puncture as less invasive method for protothecosis diagnosis.
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Molecular tests confirm Prototheca wickerhamii.
