Publications by authors named "F Raynal"

Background: The primary cause of antimicrobial resistance is excessive and non-indicated antibiotic use.

Aim: To evaluate the impact of a multifaceted intervention aimed at various healthcare professionals (HCPs) on antibiotic prescribing and dispensing for common infections.

Design And Setting: Before-and-after study set in general practice, out-of-hours services, nursing homes, and community pharmacies in France, Greece, Lithuania, Poland, and Spain.

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Background: Yellow fever (YF), a mosquito-borne acute viral haemorrhagic illness, is endemic to many tropical and subtropical areas of Africa and Central and South America. Vaccination remains the most effective prevention strategy; however, as repeated outbreaks have exhausted vaccine stockpiles, there is a need for improved YF vaccines to meet global demand. A live-attenuated YF vaccine candidate (referred to as vYF) cloned from a YF-17D vaccine (YF-VAX®) sub-strain, adapted for growth in Vero cells cultured in serum-free media, is in clinical development.

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Article Synopsis
  • There is a significant need to reduce infections, especially urinary tract infections (UTIs), and improve antibiotic use in nursing homes amid rising antimicrobial resistance.
  • The study aims to tackle health care-associated infections through a comprehensive intervention for health care professionals in nursing homes across eight European countries.
  • A before-and-after audit approach will be used to evaluate the effectiveness of strategies, including training and feedback on infection control practices and appropriate antibiotic prescribing.
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Cancer cells are highly plastic, allowing them to adapt to changing conditions. Genes related to basic cellular processes evolved in ancient species, while more specialized genes appeared later with multicellularity (metazoan genes) or even after mammals evolved. Transcriptomic analyses have shown that ancient genes are up-regulated in cancer, while metazoan-origin genes are inactivated.

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The non-human primate (NHP) model (specifically rhesus and cynomolgus macaques) has facilitated our understanding of the pathogenic mechanisms of yellow fever (YF) disease and allowed the evaluation of the safety and efficacy of YF-17D vaccines. However, the accuracy of this model in mimicking vaccine-induced immunity in humans remains to be fully determined. We used a systems biology approach to compare hematological, biochemical, transcriptomic, and innate and antibody-mediated immune responses in cynomolgus macaques and human participants following YF-17D vaccination.

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