Author

Ana C. Almeida-Santos

Universidade do PortoORCID 0000-0001-6711-4780Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

Click to filter author papers

Signature Assays, Organisms & Methods

Click to filter · or open tag

Organism:human· 3 Approach:experimental assay· 2 Approach:statistical model· 2 Assay:whole-genome sequencing· 2 Research Focus:clustering· 1 Research Focus:database / resource· 1 Research Focus:differential expression· 1

Frequent Co-Authors

Ana R. FreitasiD· 3 shared Carla NovaisiD· 3 shared Luísa Maria Sobreira Vieira PeixeiD· 3 shared Alejandro Sanz-CarbonelliD· 1 shared Ana P. TedimiD· 1 shared Antónia Read· 1 shared Arianna Rodríguez-CoelloiD· 1 shared Carlos Valiente-MulloriD· 1 shared

Activity by Year

2024-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 31 mutual co-author links

Click any collaborator node to inspect or filter shared papers

Focal author (center)Selected co-authorORCID co-authorUnlinked name

Curved chords = mutual co-authorship

3 shared papersMicrobiology

Ana R. FreitasORCID

Mutual co-authors in cluster

Author profile →

3 papers

Recent·Most cited

MicrobiologybioRxivPreprintAug 28, 2026

Widespread occurrence of ampicillin-susceptible Enterococcus faecium and Enterococcus lactis clinical isolates with low MICs to cephalosporins from Spain and Portugal

Miquel Sánchez−Osuna, Inmaculada Gómez-Sánchez, Juan Carlos Vázquez-Ucha…·Òscar Q. Pich

The paper investigates the prevalence of ampicillin-susceptible Enterococcus faecium and E. lactis isolates with low cephalosporin MICs in Spain and Portugal, finding widespread occurrence and diverse genetic factors.

DOI 10.64898/2026.08.28.747786

humanexperimental assay

𝕏 PostBluesky

MicrobiologybioRxivPreprintJun 2, 2026

Multihospital expansion of vancomycin-resistant Enterococcus faecium ST117-CT7799 and transmission of linear plasmids co-carrying vanA and linezolid resistance genes, Comunitat Valenciana, Spain (2022-2024)

Carlos Valiente-Mullor, Lidia Ruiz‐Roldán, Ana C. Almeida-Santos…·Fernando Gónzález‐Candelas

The paper characterizes the spread and resistance mechanisms of vancomycin-resistant Enterococcus faecium in Spanish hospitals, identifying a dominant lineage and plasmid-mediated resistance gene transmission.

DOI 10.64898/2026.06.01.729239

humanwhole-genome sequencing

𝕏 PostBluesky

GenomicsApplied and Environmental MicrobiologyPeer-reviewedSep 16, 2024

Bacteriocin Distribution Patterns in Enterococcus faecium and Enterococcus lactis: Bioinformatic Analysis Using a Tailored Genomics Framework

Ana P. Tedim, Ana C. Almeida-Santos, Val F. Lanza…·from the ESCMID Study Group on Food- and Water-borne Infections (EFWISG)

The paper identifies bacteriocin distribution patterns in Enterococcus faecium and Enterococcus lactis genomes using a tailored database and reveals associations with antibiotic resistance and mobile genetic elements.

28 citations

humanwhole-genome sequencing

𝕏 PostBluesky