Publications by authors named "Stefano Bibbo'"

A diverse and well-functioning gut microbiota normally serves as a protective shield against the invasion of harmful bacteria or the proliferation of opportunistic pathogens. infection (CDI) is predominantly associated with the overuse of antibiotics, resulting in a significant alteration in the gut's microbial balance. Unfortunately, the lack of global standardization does not allow for the identification of a set of biomarkers associated with the onset and progression of this disease.

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Gluten-related disorders (GRD) include celiac disease (CD), non celiac gluten sensitivity (NCGS) and wheat allergy (WA), conditions that are associated with the ingestion of gluten-containing food. Gut microbiota composition and function may be involved in the pathogenesis of GRD. In untreated CD the microbiota is characterized by a reduction in beneficial microbes like Lactobacillus and Bifidobacterium and an increase in pathogenic ones such as Bacteroides and E.

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Background: The worldwide prevalence of inflammatory bowel disease (IBD) is increasing, with its potential evolution as a global disease and a consequent increase in its burden on healthcare systems. These estimates do not factor in the 'real' price of IBD, which, beyond curbing career aspirations, instilling social stigma, and impairing the quality of life in patients, could also significantly affect the environment.

Aim: To highlight potential areas for intervention and develop management strategies aimed at minimising environmental impacts in the field of IBD over time.

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Article Synopsis
  • Mucosal healing (MH) is the primary goal in treating ulcerative colitis (UC), but some patients still experience relapses despite achieving MH.
  • A study analyzed UC patients who reached MH, discovering that histologic activity (HA) beyond MH might explain these relapses and found specific lesions that increase relapse risk.
  • Key findings showed that higher baseline histological lesions, particularly basal plasmacytosis and surface irregularity, are significant risk factors for relapse, indicating that HA remains an important concern even with MH.
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Fecal microbiota transplantation (FMT) is effective against recurrent Clostridioides difficile infection (rCDI), but its safety is jeopardized by the potential transmission of pathogens, so international guidelines recommend either a quarantine or a direct stool testing. Whereas reports of the quarantine-based approach are emerging, data on the direct testing-based approach are not available. Our aim is to report outcomes of a donor screening framework for FMT including direct stool testing.

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The fecal microbial transplantation (FMT) is a therapeutic transplant of fecal microbiota from healthy donors to patients. This practice is aimed at restoring eubiosis and rebalancing the enteric and systemic immune responses, and then eliminating pathogenic triggers of multiple disease, including neurodegenerative diseases. Alterations of gut microbiota (GM) affect the central nervous system (CNS) health, impacting neuro-immune interactions, synaptic plasticity, myelination, and skeletal muscle function.

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Clostridioides difficile infection (CDI) is one of the most common healthcare-associated infections and one of the leading causes of morbidity and mortality in hospitalized patients in the world. Although several antibiotics effectively treat CDI, some individuals may not respond to these drugs and may be cured by transplanting stool from healthy donors. FMT has demonstrated extraordinary cure rates for the cure of CDI recurrences.

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The impact of therapeutic interventions on the human gut microbiota (GM) is a clinical issue of paramount interest given the strong interconnection between microbial dynamics and human health. Orally administered antibiotics are known to reduce GM biomass and modify GM taxonomic profile. However, the impact of antimicrobial therapies on GM functions and biochemical pathways has scarcely been studied.

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  • * Studies show that the composition of gut bacteria can affect how well patients respond to ICIs, suggesting the potential for using gut microbiome adjustments as a cancer therapy strategy.
  • * This review specifically looks at how modifying the gut microbiome—through methods like probiotics or fecal microbiota transplantation (FMT)—can improve responses to ICIs in renal cancer patients.
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  • - Henoch-Schonlein purpura (HSP), an IgA-mediated small-vessel vasculitis, can occur after respiratory infections, vaccinations, or malignancies, with recent cases linked to SARS-CoV2 infection and vaccination during the COVID-19 pandemic.
  • - A systematic review identified 38 reports detailing 44 patients with de-novo HSP following SARS-CoV2 vaccination; symptoms included palpable purpura and various complications like joint pain, abdominal issues, and renal involvement.
  • - Findings suggest that the immune response from COVID-19 vaccination or infection may trigger HSP, marked by elevated inflammation markers and notable IgA involvement, indicating a potential link between the immune response and HSP development.
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Aims: Clostridioides difficile infection (CDI) is a major challenge for healthcare systems. Inflammatory bowel disease (IBD), including ulcerative colitis (UC) and Crohn's disease, is a risk factor for primary and recurrent CDI (rCDI). Moreover, CDI itself often worsens the clinical picture of IBD, increasing the risk of complications.

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  • - The study examined diagnostic delays in coeliac disease (CD) among 2362 adult patients across 19 Italian clinics, focusing on overall, patient-related, and physician-related delays.
  • - The median overall diagnostic delay was found to be 8 months, with patient-associated delays averaging 3 months and physician-associated delays averaging 4 months, linked to previous misdiagnosis and neurological symptoms.
  • - The findings highlight the importance of identifying factors that prolong diagnosis, suggesting the need for improved screening strategies for coeliac disease.
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Fecal microbiota transplantation (FMT) is highly effective against recurrent Clostridioides difficile infection and is considered a promising treatment for other microbiome-related disorders, but a comprehensive understanding of microbial engraftment dynamics is lacking, which prevents informed applications of this therapeutic approach. Here, we performed an integrated shotgun metagenomic systematic meta-analysis of new and publicly available stool microbiomes collected from 226 triads of donors, pre-FMT recipients and post-FMT recipients across eight different disease types. By leveraging improved metagenomic strain-profiling to infer strain sharing, we found that recipients with higher donor strain engraftment were more likely to experience clinical success after FMT (P = 0.

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Fecal microbiota transplantation (FMT) consists of infusion of feces from a donor to a recipient patient in order to restore the resident microbial population. FMT has shown to be a valid clinical option for infections (CDI). However, this approach shows several criticalities, such as the recruiting and screening of voluntary donors.

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Background: Probiotic supplementation to antibiotic regimens against infection has been proposed to improve eradication rate and to decrease detrimental effects on gut microbiota.

Aims: To evaluate microbiota modifications due to a low-dose quadruple therapy with bismuth or .

Methods: Forty-six patients infected with were prospectively enrolled in a single-centre, randomized controlled trial to receive b.

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Article Synopsis
  • - CDI and IBD have a two-way relationship where CDI can worsen IBD and having IBD increases the risk of CDI development and recurrences.
  • - IBD flare-ups triggered by CDI can lead to more intensive treatment and longer hospital stays, highlighting the need for effective CDI management in IBD patients.
  • - The article focuses on reviewing the risk factors, diagnosis methods, and treatment options for managing CDI in individuals with IBD, emphasizing the importance of a comprehensive approach.
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Gut microbiota is a complex ecosystem composed by trillions of microorganisms that are crucial for human health or disease status. Currently, there are two methodological options to explore its complexity: metagenomics and culturomics. Culturomics is an approach that uses multiple culture conditions (days of incubation, enrichment factors and growth temperature) and MALDI-TOF mass spectrometry for the identification of bacterial species and sequencing when this method fails.

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Unlabelled: Celiac disease (CD) is characterized by a proinflammatory state associated with the production of reactive oxygen species, i.e., a condition of oxidative stress.

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Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection has raised concerns in patients with inflammatory bowel disease (IBD), not only due to consequences of coronavirus disease 2019 itself but also as a possible cause of IBD relapse. The main objective of this study was to assess the role of SARS-CoV-2 in IBD clinical recurrence in a cohort of patients undergoing biological therapy. Second, we evaluated the difference in C-reactive protein (CRP) levels between the start and end of the follow-up period (ΔCRP) and the rate of biological therapy discontinuation.

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In December 2019 a novel coronavirus disease 2019 (COVID-19), caused by the severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), started spreading from Wuhan city of Chinese Hubei province and rapidly became a global pandemic. Clinical symptoms of the disease range from paucisymptomatic disease to a much more severe disease. Typical symptoms of the initial phase include fever and cough, with possible progression to acute respiratory distress syndrome.

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Inflammatory bowel disease (IBD) is a risk factor for infection (CDI), which, in turn, complicates the clinical course of IBD. Fecal microbiota transplantation (FMT) is safe and effective in patients with IBD and recurrent CDI (rCDI). In our study, patients with IBD and rCDI received FMT by colonoscopy and were followed-up for 8 weeks.

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The gut microbiota is considered a key component in many aspects of cancer pathophysiology and response to therapy. In particular, in recent years intriguing evidences has been emerging regarding the role of the intestinal microbiota in the response to immunotherapy and in promoting the development of adverse events, such as colitis. For this reason, studies are being carried out both on pre-clinical models and on humans to study how to predict the response to immunotherapy through the study of the microbiota or how to improve its clinical response through modulation.

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Background: Due to the increasing rise of C. difficile infection, stool banks and donor programs have been launched to grant access to fecal microbiota transplantation (FMT). Our aim is to describe characteristics and outcomes of the donor program at our stool bank.

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