Publications by authors named "Bellis E"

In the plant-plant pathosystem of rice () and the parasitic plant , cell walls from either plant are important defensive and offensive structures. Here we reveal cell wall dynamics in both and rice using simultaneous RNA sequencing. We used weighted gene co-expression network analysis (WGCNA) to home in on cell wall modification processes occurring in interactions with a resistant rice cultivar (Nipponbare) compared to a susceptible one (IAC 165).

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Predicting phenotypes from a combination of genetic and environmental factors is a grand challenge of modern biology. Slight improvements in this area have the potential to save lives, improve food and fuel security, permit better care of the planet, and create other positive outcomes. In 2022 and 2023 the first open-to-the-public Genomes to Fields (G2F) initiative Genotype by Environment (GxE) prediction competition was held using a large dataset including genomic variation, phenotype and weather measurements and field management notes, gathered by the project over nine years.

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Difficult-to-treat rheumatoid arthritis (D2TRA) identifies patients with insufficient response to biological or targeted-synthetic disease-modifying drugs (b/ts DMARDs), heralding a more severe phenotype. Musculoskeletal ultrasound (MSK-US) provides information on MSK inflammatory load and damage, being widely used in RA and inflammatory arthritides, yet the US patterns of D2TRA and correlation with clinical parameters have not been unanimously described so far. Here we investigated MSK-US patterns and their prognostic value in D2TRA through a systematic literature review (SLR) across MEDLINE (through PubMed), Scopus and Ovid (Embase) electronic databases.

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  • The study aimed to explore gender differences in the phenotypical expression of Behçet's disease (BD) using data from the International AIDA Network Registry, focusing on damage index, disease manifestations, and cardiovascular risk.
  • A total of 1024 patients (567 males and 457 females) were examined, revealing that males had a significantly higher overall damage index and more frequent occurrences of uveitis and vascular involvement, while females showed higher instances of arthralgia, arthritis, and CNS involvement.
  • Key factors associated with major organ involvement included male gender, treatment with biologic agents, origin from endemic regions, and longer disease duration, indicating a more severe course of BD in males compared to females.
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Article Synopsis
  • - Predicting how genetic and environmental factors influence traits (phenotypes) is a critical challenge in biology, with potential benefits like improved health, food security, and environmental care.
  • - The Genomes to Fields (G2F) initiative hosted a competition in 2022 and 2023, inviting global participants from various disciplines to develop models using a comprehensive dataset gathered over nine years, including genetic and environmental data.
  • - Winning methods combined machine learning with traditional breeding techniques, showcasing a variety of approaches such as quantitative genetics and deep learning, indicating that no single strategy was universally superior in predicting phenotypes in this context.
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Objective: The journey to a diagnosis of spondyloarthritis (SpA) can be difficult for women, who often experience delays in receiving the correct diagnosis as their symptoms are frequently misinterpreted due to other conditions like osteoarthritis, fibromyalgia, or other psychosomatic disorders. The purpose of this article is to examine the challenges in the diagnosis of SpA in women and the possible role of musculoskeletal ultrasound in early diagnosis and in avoiding misdiagnosis.

Methods: We have performed a narrative review of the currently available literature on the subject.

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The introduction of pediatric-inspired regimens in adult Philadelphia-negative acute lymphoblastic leukemia (Ph-ALL) has significantly improved patients' prognosis. Within the Campus ALL network we analyzed the outcome of adult Ph-ALL patients treated according to the GIMEMA LAL1913 protocol outside the clinical trial, to compare the real-life data with the study results. We included 421 consecutive patients, with a median age of 42 years.

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Inflammatory rheumatic diseases are different pathologic conditions associated with a deregulated immune response, codified along a spectrum of disorders, with autoinflammatory and autoimmune diseases as two-end phenotypes of this continuum. Despite pathogenic differences, inflammatory rheumatic diseases are commonly managed with a limited number of immunosuppressive drugs, sometimes with partial evidence or transferring physicians' knowledge in different patients. In addition, several randomized clinical trials, enrolling these patients, did not meet the primary pre-established outcomes and these findings could be linked to the underlying molecular diversities along the spectrum of inflammatory rheumatic disorders.

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We aimed to examine the drug retention rate (DRR) of the interleukin-17 inhibitor ixekizumab in a real-world monocentric cohort of psoriatic arthritis (PsA) patients and to assess the predictors of drug discontinuation. Consecutive PsA patients who underwent treatment with ixekizumab from October 2019 to February 2023 were enrolled in this observational, retrospective, monocentric study. Clinical records were assessed at baseline and throughout the follow-up period.

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  • Natural Health Products (NHPs) are viewed as potential treatments for various diseases, including cancer, but research results are mixed and often controversial.
  • This review highlights the diverse nature of existing randomized clinical trials (RCTs) regarding NHPs, noting variations in study design, dosages, and outcomes assessed.
  • While some NHPs, like silymarin and curcumin, show promise in alleviating side effects of cancer treatments, more consistent and controlled clinical trials are necessary to establish their true benefits and safety before widespread use.
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: To date, the literature concerning real-world data on the retention rate and safety of Janus kinase inhibitors (JAKis) is limited. To retrospectively evaluate the overall drug retention rate (DRR) of different JAKis in a monocentric cohort of patients with rheumatoid arthritis (RA). : Patients diagnosed with RA and treated with JAKis who were evaluated at our outpatient clinic from March 2017 to December 2023 were included in the study.

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Objective: To investigate the epigenetic footprint of idiopathic inflammatory myopathies (IIM) through characterization of circulating extracellular vesicles (EVs) and the expression of EV-derived small non-coding RNAs (sncRNAs).

Methods: In this cross-sectional study, EVs were isolated by size-exclusion chromatography from plasma of patients with IIM and age- and sex-matched healthy donors (HD). EV-derived sncRNAs were sequenced and quantified using Next-Generation Sequencing (NGS).

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The evolution of gene expression responses are a critical component of adaptation to variable environments. Predicting how DNA sequence influences expression is challenging because the genotype to phenotype map is not well resolved for regulatory elements, transcription factor binding, regulatory interactions, and epigenetic features, not to mention how these factors respond to environment. We tested if flexible machine learning models could learn some of the underlying regulatory genotype to phenotype map.

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  • The study examined pregnancy outcomes in women with autoimmune rheumatic diseases (ARD) enrolled in the Italian P-RHEUM.it cohort from 2018 to 2023, focusing on maternal and infant health.
  • Results showed that out of 866 pregnancies, 15.6% experienced maternal disease flares, 30.1% had obstetrical complications, and 91.7% resulted in live births, with a relatively low rate of perinatal deaths and complications.
  • The research concluded that effective preconception counseling and proper medication management during pregnancy may help reduce disease-related risks, suggesting that outcomes for women with ARD were comparable to those in the general obstetric population.
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Aim: Patterns of individual variation are key to testing hypotheses about the mechanisms underlying biogeographic patterns. If species distributions are determined by environmental constraints, then populations near range margins may have reduced performance and be adapted to harsher environments. Model organisms are potentially important systems for biogeographical studies, given the available range-wide natural history collections, and the importance of providing biogeographical context to their genetic and phenotypic diversity.

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Introduction: Since COVID-19 patients are often polytreated, monitoring drug-drug interaction (DDIs) is necessary. We evaluated whether drugs used after the second COVID-19 pandemic wave were associated with DDI-related adverse events and the role of drug interaction checkers in identifying them.

Methods: The study (PROSPERO-ID: CRD42024507634) included: 1) consulting the drug interaction checkers Drugs.

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Purpose: There is increasing evidence that photobiomodulation (PBM) therapy is both an effective and safe approach in hematopoietic stem cell transplantation (HSCT) for both prevention and management of oral mucositis (OM), but its use in clinical practice is still limited and the timing of application is under discussion. The aim of this retrospective study was to evaluate possible differences between patients treated either with preventive or curative PBM therapy.

Methods: The retrospective case series included 24 patients suffering from multiple myeloma who underwent the same conditioning and transplantation protocol.

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Objective: To report cases of new onset sarcoidosis upon biologic (bDMARDs) treatment administration in patients with seronegative inflammatory arthritis in a real-life cohort, alongside a systematic literature review (SLR) on this topic.

Methods: We performed a retrospective analysis on clinical records of patients with seronegative arthritis followed up in a monocentric cohort who underwent bDMARDs treatment due to the underlying rheumatic disease and described any newly diagnosed sarcoidosis in this cohort. Only ascertained cases with available radiological and/or histological documentation were considered.

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Understanding the link between COVID-19 and patient immune characteristics is crucial. We previously demonstrated that high levels of the soluble Programmed Death-Ligand1 (sPD-L1) at the beginning of the infection correlated with low lymphocyte number and high C-reactive protein (CRP), longer length of stay (LOS), and death. This study investigated whether sPD-L1 can be a prognosis biomarker during COVID-19.

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Baseline kidney biopsy is recommended in lupus nephritis (LN). Biopsy allows to classify different forms of LN and differentiate other forms of renal involvement, such as tubulo-interstitial nephritis or thrombotic microangiopathy. The indications for repeat biopsy are more controversial.

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  • A study assessed the clinical characteristics and treatment effectiveness of methotrexate (MTX) in patients with Still's disease, focusing on changes in disease activity and inflammatory markers.
  • Among the 171 patients studied, MTX was commonly used with glucocorticoids (GCs), and many showed significant improvement, with 38.6% achieving clinical remission and reduced inflammation.
  • The results suggest that MTX is effective in managing Still's disease symptoms, reducing the need for GCs, though some patients discontinued MTX due to side effects or lack of efficacy.
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