537 results match your criteria: "National Institute for Infectious Disease "L. Spallanzani"[Affiliation]"

Real-world effectiveness and safety of bulevirtide monotherapy for up to 96 weeks in patients with HDV-related cirrhosis.

J Hepatol

January 2025

Division of Gastroenterology and Hepatology, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy; CRC "A. M. and A. Migliavacca" Center for Liver Disease, Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy; D-SOLVE consortium, an EU Horizon Europe funded project (No 101057917). Electronic address:

Background And Aims: Bulevirtide (BLV) 2 mg/day is EMA approved for treatment of compensated chronic hepatitis due to Delta virus (HDV) infection, however real-life data in large cohorts of patients with cirrhosis are lacking.

Methods: Consecutive HDV-infected patients with cirrhosis starting BLV 2 mg/day since September 2019 were included in a European retrospective multicenter real-life study (SAVE-D). Patient characteristics before and during BLV treatment were collected.

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: This study examined the impact of the COVID-19 lockdown on antiretroviral therapy (ART) prescriptions among persons living with HIV (PWH) in Italy. : Data from the ICONA cohort included ART-naïve individuals who started ART between January 2019 and December 2022, and ART-experienced individuals who started new ART with HIV RNA ≤50 cps/mL from January 2016 to December 2022. The analysis focused on the proportion of PWH starting or switching to dual (2DR) versus triple (3DR) ART regimens.

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Introduction: Tuberculosis (TB) risk associated with tumor necrosis factor-alpha (TNF-α) antagonist therapy in patients with autoimmune diseases is a significant concern. This study aims to evaluate the risk of TB disease associated with TNF-α antagonist therapy.

Methods: An extensive search of PubMed/MEDLINE, EMBASE, and the Cochrane CENTRAL databases was conducted to identify randomized controlled trials (RCTs) assessing TB disease risk in patients receiving TNF-α antagonist therapy available until November 1, 2024.

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Oropouche virus: A re-emerging arbovirus of clinical significance.

Int J Infect Dis

December 2024

NIHR Health Protection Research Unit in Emerging Zoonotic Infections, UK; Diagnostics and Pathogen Characterisation, UK Health Security Agency, Porton Down, Salisbury, UK.

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In July 2024, poliovirus was identified in Gaza, prompting the World Health Organization (WHO) to issue a warning regarding the potential for polio to spread in the region [...

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HEV-3 subtypes and strains detected in cases of HEV infection in central Italy from 2015 to 2023.

Infection

September 2024

Viral Hepatitis and Oncovirus and Retrovirus Diseases Unit, Department of Infectious Diseases, Istituto Superiore di Sanità, Rome, 00161, Italy.

Purpose: HEV is an emerging pathogen in Europe and was previously shown to be hyperendemic in areas of Abruzzo and Lazio, Central Italy. No systematic analysis of the HEV strains responsible for human infections over several years in Central Italy has previously been reported. Aim of the study was the molecular characterization of HEV from autochthonous hepatitis E cases occurred in Abruzzo and Lazio between 2015 and 2023.

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Neurocysticercosis (NCC) is caused by the larval stage of . This parasitic disease is endemic in many areas of the world and is emerging in Europe. NCC can affect different brain regions, but simultaneous involvement of the parenchymal, subarachnoid, and ventricular regions is rare.

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Aging is a gradual and irreversible physiological process that significantly increases the risks of developing a variety of pathologies, including neurodegenerative, cardiovascular, metabolic, musculoskeletal, and immune system diseases. Mitochondria are the energy-producing organelles, and their proper functioning is crucial for overall cellular health. Over time, mitochondrial function declines causing an increased release of harmful reactive oxygen species (ROS) and DNA, which leads to oxidative stress, inflammation and cellular damage, common features associated with various age-related pathologies.

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The emergence of antimicrobic-resistant infectious pathogens and the consequent rising in the incidence and prevalence of demises caused by or associated to infections which are not sensitive to drug treatments is one of today's major global health challenges. Antimicrobial resistance (AMR) can bring to therapeutic failure, infection's persistence and risk of serious illness, in particular in vulnerable populations such as the elderly, patients with neoplastic diseases or the immunocompromised. It is assessed that AMR will induce until 10 million deaths per year by 2050, becoming the leading cause of disease-related deaths.

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HLA alleles associated to susceptibility to gliptin-associated bullous pemphigoid in Italian patients.

HLA

August 2024

Molecular and Cell Biology Laboratory, Istituto Dermopatico dell'Immacolata (IDI)-IRCCS, Rome, Italy.

Article Synopsis
  • Bullous pemphigoid (BP) is a rare autoimmune skin disorder, becoming more frequent with associations noted with certain diabetes medications called gliptins.
  • A study analyzed 30 idiopathic bullous pemphigoid (IBP) patients and 86 gliptin-associated BP (GABP) patients to explore genetic risk factors.
  • The research found a significant link between the HLA-DQB1*03:01 allele and both IBP and GABP, suggesting genetic markers that could indicate susceptibility to BP, particularly in individuals who have taken gliptins.
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Torque Teno Virus (TTV) is a ubiquitous component of the human virome, not associated with any disease. As its load increases when the immune system is compromised, such as in kidney transplant (KT) recipients, TTV load monitoring has been proposed as a method to assess immunosuppression. In this prospective study, TTV load was measured in plasma and urine samples from 42 KT recipients, immediately before KT and in the first 150 days after it.

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Article Synopsis
  • Meropenem-vaborbactam is a new treatment option for infections caused by KPC-producing Klebsiella pneumoniae, particularly those resistant to ceftazidime-avibactam.
  • A study of 342 patients across 19 hospitals in Italy evaluated the outcomes of those treated with meropenem-vaborbactam, finding a 30-day mortality rate of 31.6%.
  • The research identified risk factors for higher mortality, including septic shock, significant comorbidities, and delayed treatment, while the administration of the drug within 48 hours of infection onset was linked to better outcomes.
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Human and viral microRNAs (miRNAs) are involved in the regulation of gene transcription, and the establishment of their profiles in acute (AHI) and chronic (CHI) HIV infections may shed light on the pathogenetic events related to different phases of HIV disease. Next-generation sequencing (NGS) of miRNA libraries was performed, and the reads were used to analyze miRNA differential expression in the plasma with AHI and CHI. Functional analysis was then undertaken to investigate the biological processes characterizing the two phases of HIV infection.

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Background: Scant data are available on the link between armed conflicts and the development and spread of antimicrobial resistance.

Objectives: We performed a systematic review with the aim to summarize the available data on the prevalence and features of antibiotic resistance and the causes of antibiotic resistance development during armed conflicts in the 21st century.

Methods: Data sources: PubMed and SCOPUS databases were searched from 1 January 2000 to 30 November 2023.

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Perspectives on development and advancement of new tuberculosis vaccines.

Int J Infect Dis

April 2024

University College London, Center for Clinical Microbiology, Division of Infection and Immunity, and NIHR Biomedical Research Centre, UCL Hospitals NHS Foundation Trust, London, UK.

Tuberculosis (TB) remains a leading cause of death worldwide and is estimated to have caused 1.3 million deaths worldwide in 2022. Approximately one quarter of the world's population are infected with Mycobacterium tuberculosis, of whom up to 10% will progress to developing active TB disease.

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Purpose: The PRESTIGIO Registry was established in 2017 to collect clinical, virological and immunological monitoring data from people living with HIV (PLWH) with documented four-class drug resistance (4DR). Key research purposes include the evaluation of residual susceptibility to specific antiretrovirals and the validation of treatment and monitoring strategies in this population.

Participants: The PRESTIGIO Registry collects annual plasma and peripheral blood mononuclear cell samples and demographic, clinical, virological, treatment and laboratory data from PLWH followed at 39 Italian clinical centres and characterised by intermediate-to-high genotypic resistance to ≥1 nucleoside reverse transcriptase inhibitors, ≥1 non-nucleoside reverse transcriptase inhibitors, ≥1 protease inhibitors, plus either intermediate-to-high genotypic resistance to ≥1 integrase strand transfer inhibitors (INSTIs) or history of virological failure to an INSTI-containing regimen.

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Background: Non-tuberculous mycobacteria (NTM) are generally free-living organism, widely distributed in the environment, with sporadic potential to infect. In recent years, there has been a significant increase in the global incidence of NTM-related disease, spanning across all continents and an increased mortality after the diagnosis has been reported. The decisions on whether to treat or not and which drugs to use are complex and require a multidisciplinary approach as well as patients' involvement in the decision process.

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World Tuberculosis Day 2023 theme "Yes! We Can End TB!".

Int J Infect Dis

May 2023

Directorate General for Disease Surveillance and Control, Ministry of Health, Muscat, Oman; Institute for Clinical Medicine, Faculty of Health Science, University of Aarhus, Denmark and ESCMID (European Society Clinical Microbiology and Infectious Diseases), Emerging Infections Task Force, Basel, Switzerland.

Intro: Viruses, including SARS-CoV-2, which causes COVID-19, are constantly changing. These genetic changes (aka mutations) occur over time and can lead to the emergence of new variants that may have different characteristics. After the first SARS-CoV-2 genome was published in early 2020, scientists all over the world soon realized the immediate need to obtain as much genetic information from as many strains as possible.

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