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Revista Argentina de Microbiología / Argentinean Journal of Microbiology Ahead of print
Journal Information

Ahead of print

Ahead of print are accepted, peer reviewed articles that are not yet assigned to volumes/issues, but are citable using DOI. More info

Inhibitory effect of the lipopeptide extract from Bacillus amyloliquefaciens B17 on the mycelial growth and spore germination of Gilbertella persicaria
Maria Magdalena Rivera-Salas, José Basilio Heredia, Juan Manuel Tovar-Pedraza, José Benigno Valdez-Torres, Cesar San Martín-Hernández, Isabel Cruz-Lachica, Raymundo Saúl García-Estrada
10.1016/j.ram.2025.11.006
Highlights

  • The antifungal activity of a B. amyloliquefaciens lipopeptide extract was evaluated.

  • No previous reports have described the effect of lipopeptides on G. persicaria.

  • Scanning electron microscopy revealed fungal malformations induced by the extract.

  • Eleven lipopeptide homologs were identified in the extract.

Full text access
Available online 9 January 2026
First documented isolation of Diutina mesorugosa (Candida mesorugosa) from a clinical sample in Argentina
María V. Podestá, Lucia Bulacio, Hernán Dalmaso, Aranza Sorribas, Constanza Taverna, Maximiliano Sortino, Lautaro Calvo, Sergio Lera, ... Silvana Ramadán
10.1016/j.ram.2025.11.005
Highlights

  • Yeast species complexes must be molecularly identified.

  • D. mesorugosa, emerging yeast in immunosuppressed patients.

  • Sequencing for early identification and establishment of correct treatment.

Full text access
Available online 24 December 2025
Prevalence of hr-HPV types and their association with bacterial vaginosis, yeasts and trichomoniasis in Argentine women
Juan Facundo Gómez Cherey, Sandra Noemí Payalef, Xin Chen, Ana Paula Reyes, Verónica Andrea Maldonado, Mirta Olga Losada, Youxiang Wang, Beatriz Elizabeth Perazzi
10.1016/j.ram.2025.11.004
Highlights

  • In our population, the most frequent type was HPV16 in patients under 50 years.

  • HPV16 was the most frequent in patients with H-SIL/SSC.

  • Bacterial vaginosis was prevalent in HPV16 positive patients between 18 and 24 years.

  • No relation between vaginal yeasts and trichomoniasis with HPV infection.

Full text access
Available online 24 December 2025
Presence of methicillin-resistant Staphylococcus aureus (MRSA) on market garden sites in Bobo-Dioulasso from One Health perspectives
Dissinviel Stéphane Kpoda, Namwin Siourimè Somda, Muller Abdou Kiswendsida Compaore, Yemah Bockarie, Abel Tankoano, Ndoïallah Mickael Andjibaye, Amana Metuor-Dabire
10.1016/j.ram.2025.11.003
Highlights

  • Staphylococcus aureus bacteria in food.

  • Food contamination by MRSA strain in Burkina Faso.

  • High antibiotic resistance profile of Staphylococcus aureus strains in Bobo-Dioulasso.

  • Antibiotic resistance genes in methicillin-resistant Staphylococcus aureus in Bobo-Dioulasso.

  • Virulence genes in methicillin-resistant Staphylococcus aureus in Bobo-Dioulasso.

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Available online 22 December 2025
Estrategias para el diagnóstico y monitoreo de citomegalovirus en pacientes trasplantados
María Daniela Borgnia, María Vanesa Romano, Marilina Rahhal, Ana María Zamora, Martin Cañete, Marina Medina, María Paula Eguiguren, Belen Marti, ... Cristina Videla
10.1016/j.ram.2025.10.006
Highlights

  • Los ensayos de monitoreo de CMV deben estar estandarizados.

  • Se prefieren las técnicas de amplificación de ácidos nucleicos cuantitativas calibradas según el estándar de la OMS.

  • Los resultados deben estar disponibles dentro de las 24 a 48horas para realizar intervenciones oportunas.

  • El tipo de muestra para monitoreo debe ser siempre la misma.

  • Se consideran cambios significativos en la carga viral a aquellos que excedan 0,5log10UI/ml en la ADNemia.

Full text access
Available online 1 December 2025
Urinary tract infections due to Globicatella spp. in pediatric patients with complex uropathies
Elena Berardinelli, Agustina Mancini, María Elena Venuta, Marcelo Darío Golemba, Horacio Lopardo
10.1016/j.ram.2025.10.007
Highlights

  • This is the most extensive study of Globicatella spp. UTI in pediatric patients.

  • Almost all patients had complex uropathies or congenital urinary tract malformations.

  • Globicatella spp. are frequently more susceptible to penicillin than to ceftriaxone.

Full text access
Available online 1 December 2025
Infecciones en pacientes con neutropenia febril en un centro de atención integral de tercer nivel en Cali, Colombia
Claudia Patricia Cañadas-Aragón, José Millán Oñate-Gutierrez
10.1016/j.ram.2025.09.008
Highlights

  • Monitoreo local esencial para guiar manejo empírico.

  • Cáncer, neutropenia febril: 30% resistencia betalactámicos.

  • Vigilancia local crucial.

Full text access
Available online 28 November 2025
Tinea manuum caused by Trichophyton erinacei: A case report in Argentina
Michelle Wendorff, Micaela Rey, Carla Cerrina, Walter Medina, Sol Ingolotti, Patricia Bechi, Liliana Maggi, Leticia Sollosqui
10.1016/j.ram.2025.10.005
Highlights

  • Globalization has led to the arising of new pathogens or cross-species transmission.

  • Merging traditional techniques and molecular methods leads to precise identification.

  • The check-up questionnaire guides the choice of the study methodology.

  • Finding the source of infection allows to apply preventive and control measures.

Full text access
Available online 28 November 2025
Salmonella ser. Enteritidis, Salmonella ser. Typhimurium/4,[5],12:i:- and Salmonella ser. Typhi biomarkers detection using Biotyper MicroFlex LT and VITEK MS PRIME platforms in Argentina
Agustina Costa, Andrea Alcain, Marcela Panagopulo, Jesús Emmanuel Riquel Moyelak, Mirian Moroni, Florencia Catalano, Silvina Brengi, María Florencia Rocca, María Rosa Viñas
10.1016/j.ram.2025.09.007
Highlights

  • Salmonella clinically important serovars can be detected by MALDI-TOF MS.

  • This protocol is inexpensive, fast and simple.

  • This method could be used in clinical laboratories for serovars detection.

  • The two most commonly used MS platforms worldwide were evaluated in parallel.

Full text access
Available online 26 November 2025
Multidrug and vancomycin-resistant Enterococcus isolates in different productive stages of a poultry farm
Juliana González, Constanza Pifano García, Juliana Cantón, María José Izaguirre, María Soledad Ríos, Andrea Mariel Sanso
10.1016/j.ram.2025.10.001
Highlights

  • VRE was found at different poultry farm stages.

  • MDR and VRE were isolates from carcasses and chickens.

  • Healthy chickens may be MDR–VRE reservoirs, requiring further surveillance.

Full text access
Available online 19 November 2025