Publications by authors named "Zaccarelli Mauro"

The risk of hepatitis C virus (HCV) recurrence after direct-acting antiviral (DAA) treatment is <0.5%. However, the distinction between HCV RNA late relapse and reinfection still represents a challenge in virological diagnostics.

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Torque Teno virus (TTV) is a ubiquitous virus that causes chronic infection in humans with unknown clinical consequences. Here, we investigated the influence of TTV infection on HCV direct-acting antiviral (DAA) efficacy in HIV/HCV coinfected and HCV monoinfected patients as controls. Of 92 study patients, 79.

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Coronavirus disease 2019 (COVID-19) pandemic has reduced the access of HIV patients to reference centers. However, retention-in-care is critical to maintain adherence to therapy and viral suppression. During lockdown in Italy, our center implemented several measures to ensure HIV-care continuum.

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Article Synopsis
  • The study analyzed COVID-19 patients in a hospital in Italy to explore factors influencing prolonged SARS-CoV-2 RNA shedding and viral clearance.
  • It found that patients with comorbidities, lymphopenia, or moderate/severe respiratory issues had lower chances of viral clearance, with a median viral shedding duration of 18 days.
  • Achieving viral clearance significantly improved clinical recovery rates and reduced the risk of death or the need for mechanical ventilation, emphasizing the necessity for timely hospital admission for symptomatic patients.
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Objectives: To investigate the effectiveness, safety, and reasons for premature discontinuation of direct-acting antivirals (DAAs) in a diverse population of HIV/hepatitis C virus (HCV) coinfected individuals in Europe.

Methods: All HIV/HCV coinfected individuals in the EuroSIDA study that started interferon free DAA treatment between January 6, 2014, and January 3, 2018, with ≥12 weeks of follow-up after treatment stop were included in this analysis. Sustained virological response (SVR) was defined as a negative HCV-RNA result ≥12 weeks after stopping treatment (SVR12).

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: In the cART era, the incidence of AIDS-defining cancers decreased, whereas a persistence of non-AIDS-defining cancers has been observed. In particular, concerning the risk of melanoma and nonmelanoma skin cancers in HIV patients, conflicting data are available. In this study, our aim was to assess the occurrence of cutaneous malignancies in 97 HIV-positive individuals visited in our Institute, and to evaluate the association with immunological parameters, as well as combination antiretroviral therapy (cART) duration.

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Objective: To report a clinical case of a patient with a compatible HRCT scan and two negative SARS-CoV-2 RNA upper respiratory tract specimens but with a confirmed viral infection by BAL (19 days after symptom onset).

Methods: Revision of a patient's clinical charts with COVID-19 admitted at INMI L. Spallanzani Hospital RESULTS: Two oropharyngeal swab tests of SARS-CoV-2 by qualitative real-time reverse-transcriptase-polymerase-chain-reaction (RT-PCR) assay were performed at admission (17 days from symptoms onset) and a day apart and were found negative.

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Background: An observational study was conducted to assess recreational drug use in association with recent STIs among clients of an STI/HIV reference centre in Rome, Italy.

Methods: Attendees self-compiled a questionnaire concerning sexual behaviours and drug use, including the nine drugs used for sex (amphetamines, poppers, cocaine, ketamine, erectile dysfunction agent (EDA), steroids and the three chemsex drugs, ie, chems: γ-hydroxybutyric acid/γ-butyrolactone, crystal and Mcat).

Results: Overall, 703 patients participated, with men who have sex with men (MSM) accounting for 50.

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This study investigated the prevalence of doravirine (DOR) resistance mutations in non-nucleoside reverse transcriptase inhibitor (NNRTI)-experienced patients. DOR resistance was assessed in samples from NNRTI-experienced patients who underwent genotypic testing for virological failure from the Antiretroviral Response Cohort Analysis (ARCA) database. Intermediate DOR resistance was defined as detection of any of V106A/M, Y188C/H, V108I, and K103N+P225H.

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Objective: Antiretrovirals with long half-lives, such as tenofovir disoproxil fumarate/emtricitabine (TDF/FTC) and efavirenz (EFV), are suitable for reduced frequency dosing, with potential for improved adherence and reduced toxicity and costs. The objective of this study was to investigate the noninferiority of the TDF/FTC/EFV fixed-dose combination on alternate-days versus standard regimen in virologically suppressed patients.

Design: A randomized-controlled open-label noninferiority trial enrolling HIV-1-infected patients treated for at least 6 months with TDF/FTC/EFV fixed-dose combination, virologically suppressed (<40 HIV-RNA copies/ml) with EFV plasma concentrations greater than 1000 ng/ml, were randomized to maintain TDF/FTC/EFV standard-of-care regimen (SOC, Arm A) or to switch to TDF/FTC/EFV on AlTernAte Days (ATAD, Arm B).

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Aim: HIV-infected men who have sex with men (MSM) show the highest prevalence of anal HPV infection. Anal prevalence of the HPVs targeted by the quadrivalent HPV vaccine (4vHPV) and nonavalent HPV vaccine (9vHPV) was estimated in this population.

Materials & Methods: Anal specimens were collected from HIV-infected MSM attending a sexually transmitted infection/HIV center.

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Background: Social determinants are known to be a driving force of health inequalities, even in high income countries. Aim of our study was to determine if these factors can limit antiretroviral therapy (ART) access, outcome and retention in care of people living with HIV (PLHIV) in Italy.

Methods: All ART naïve HIV+ patients (pts) of Italian nationality enrolled in the ICONA Cohort from 2002 to 2016 were included.

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Background: Genotypic resistance test (GRT) performed in peripheral blood mononuclear cells (PBMC) represents a chance to evaluate resistance in virologically suppressed HIV infected patients.

Objectives: To evaluate the impact of baseline resistance detected through PBMC GRT on virological rebound after switching treatment.

Study Design: Baseline genotypic susceptibility scores (GSS) from PBMC GRT (DNA-GSS) and from previous cumulative plasma GRTs (when available, pRNA-GSS) were evaluated.

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Background: Anal cytology may be useful for evaluating lesions associated with human papillomavirus (HPV) in individuals at increased risk for anal cancer.

Methods: Liquid-based cytology was used to assess anal cytological lesions among human immunodeficiency virus (HIV)-infected and HIV-uninfected men who have sex with men (MSM). The Linear Array HPV genotyping test was used for HPV detection.

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