User profiles for Ricardo Fernandez-Roblas

Ricardo Fernandez Roblas

Fundación Jiménez Díaz
Verified email at fjd.es
Cited by 4229

Evaluation of quantitative analysis of cultures from sonicated retrieved orthopedic implants in diagnosis of orthopedic infection

…, TJ Kinnari, R Fernandez-Roblas - Journal of clinical …, 2008 - Am Soc Microbiol
To improve the microbiological diagnosis of device-related osteoarticular infections, we
have developed a protocol based on the sonication of device samples, followed by …

Enterococcal endocarditis on native and prosthetic valves: a review of clinical and prognostic factors with emphasis on hospital-acquired infections as a major …

MLF Guerrero, A Goyenechea, C Verdejo, RF Roblas… - Medicine, 2007 - journals.lww.com
Enterococci are the third leading cause of infectious endocarditis, and despite advances in
diagnosis and treatment, the mortality of enterococcal endocarditis has not changed in recent …

PCR-hybridization after sonication improves diagnosis of implant-related infection

…, E Sandoval, R Fernández-Roblas… - Acta …, 2012 - Taylor & Francis
Purpose We wanted to improve the diagnosis of implant-related infection using molecular
biological techniques after sonication. Methods We studied 258 retrieved implant components (…

[HTML][HTML] COVID-19 in people living with HIV: A multicenter case-series study

…, I Carrillo, B Álvarez, R Fernández-Roblas… - International Journal of …, 2021 - Elsevier
Objectives Information on how COVID-19 affects people living with HIV (PLHIV) remains
scarce. Methods An observational study was conducted in four public hospitals in Madrid. All …

Urinary Tract Infection Caused by Corynebacterium Group D2: Report of 82 Cases and Review

…, C Ponte, R Fernández-Roblas… - Reviews of infectious …, 1990 - academic.oup.com
Corynebacterium group D2 (CGD2) is a slow-growing, urea-splitting, multiantibiotic-resistant
microorganism that is frequently isolated from urine samples and that, in certain …

Biofilm development by clinical isolates of Staphylococcus spp. from retrieved orthopedic prostheses

…, J Cordero-Ampuero, R Fernández-Roblas… - Acta …, 2010 - Taylor & Francis
Background Biofilms are considered the key factor in the development of implant-related
infections. However, only a few reports have dealt with the ability of organisms isolated from …

[HTML][HTML] SARS-CoV-2 mutant spectra at different depth levels reveal an overwhelming abundance of low frequency mutations

…, M Esteban-Muñoz, J Esteban, R Fernández-Roblas… - Pathogens, 2022 - mdpi.com
Populations of RNA viruses are composed of complex and dynamic mixtures of variant genomes
that are termed mutant spectra or mutant clouds. This applies also to SARS-CoV-2, and …

[HTML][HTML] Biofilm development by potentially pathogenic non-pigmented rapidly growing mycobacteria

…, TJ Kinnari, G Ayala, R Fernández-Roblas… - BMC microbiology, 2008 - Springer
Background A study to evaluate the biofilm-development ability in three different media (Middlebrook
7H9, sterile tap water and PBS-5% glucose) was performed with 19 collection …

High SARS-CoV-2 viral load is associated with a worse clinical outcome of COVID-19 disease

…, J Esteban, R Fernandez-Roblas… - Access …, 2021 - microbiologyresearch.org
COVID-19 severity and progression are determined by several host and virological factors
that may influence the final outcome of SARS-CoV-2-infected patients. The objective of this …

High Frequency of Macrolide Resistance Mechanisms in Clinical Isolates of Corynebacterium Species

…, JI García-Cía, R Fernández-Roblas - Microbial Drug …, 2010 - liebertpub.com
The genus Corynebacterium includes a high number of species that are usually isolated from
human skin as saprophytes. However, these microorganisms have also been reported as …