Publications by authors named "Pedulla M"

Article Synopsis
  • Dual-energy X-ray absorptiometry (DXA) has been the gold standard for measuring bone mineral density (BMD) since 1987, praised for its low radiation and high accuracy in diagnosing conditions like osteoporosis.
  • New tools like Trabecular Bone Score (TBS) and Bone Strain Index (BSI) have emerged to provide deeper insights into bone structure and strength, helping to predict fracture risk even in patients with underlying health conditions.
  • DXA's capabilities have expanded beyond bone assessment, now also aiding in assessing cardiovascular health through abdominal aortic calcification, thus playing a crucial role in overall health evaluation and preventative care.
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Antimicrobial resistance (AMR) is recognized as a global threat. AMR bacteria accumulate in sewage sludge however, knowledge on the persistence of human pathogens and AMR in the sludge line of the wastewater treatment is limited. Sludge can be used, with or without additional treatment, as fertilizer in agricultural fields.

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Background: Non-alcoholic fatty liver disease (NAFLD) is the most common chronic liver disorder in pediatric obesity. Our study aims to identify a predictive anthropometrical measure for NAFLD in obese children.

Methods: We retrospectively enrolled children and adolescents with obesity.

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Background: The transmembrane 6 superfamily member 2 (TM6SF2) E167K polymorphism influences estimated glomerular filtration rate (eGFR) in adults without diabetes and without obesity. We aimed exploring the impact of this polymorphism on eGFR in children with obesity with and without non-alcoholic fatty liver disease (NAFLD).

Methods: We genotyped 531 children with obesity for TM6SF2 E167K polymorphism.

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We first investigated in obese children the protective role of the hydroxysteroid 17-beta dehydrogenase 13 (HSD17B13) rs72613567:TA variant in liver damage. Six hundred eighty-five obese children were genotyped for HSD17B13, patatin-like phospholipase domain containing 3 (PNPLA3), transmembrane 6 superfamily member 2 (TM6SF2), and membrane bound O-acyltransferase domain containing 7 (MBOAT7) polymorphisms and underwent anthropometrical, ultrasonographic, and biochemical evaluation. Indirect measurement of liver fibrosis (Pediatric NAFLD Fibrosis Index [PNFI]) was calculated.

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Background: PNPLA3 I148M polymorphism has an effect on modulation of estimated glomerular filtration rate (eGFR) in nonobese nondiabetic adults and in children with histologically confirmed nonalcoholic fatty liver disease (NAFLD).

Objectives: The objective of the study is to explore the impact of PNPLA3 I148M polymorphism on eGFR in children with obesity with and without NAFLD.

Methods: We genotyped 591 patients with obesity for PNPLA3 I148M polymorphism.

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Unlabelled: We evaluated, both in toilet-trained and not-toilet-trained children, the impact of cleaning the genital area with plain water on the false positive rate at urine dipstick, and evaluated which factors could be associated to falsely positive findings. We prospectively enrolled 612 patients consecutively attending our nephro-urological outpatient clinic. Firstly, we performed urine dipsticks on urine samples collected from patients whose genital area had not been cleaned before.

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Background: Increased thyroid stimulating hormone (TSH) serum concentration can be a marker of subclinical hypothyroidism (SCH) or transient hyperthyrotropinemia. The aim of our study was to evaluate whether high serum TSH concentrations in allergic children could represent true SCH or isolated and transient hyperthyrotropinemia.

Methods: We enrolled 620 allergic children (1.

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The Centers for Disease Control and Prevention have estimated that each year, two million people in the United States become infected with antibiotic-resistant bacteria, of which, approximately 23000 die as a direct result of these infections. Phage therapy, or the treatment of bacterial infection by specific, antagonistic viruses, provides one alternative to traditional antibiotics. Bacteriophages, or phages, are bacteria-specific viruses that possess biological traits that allow for not only the removal of bacterial infection, but also the evasion of bacterial resistance, which renders antibiotics ineffective.

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Aim: To verify if subclinical hypothyroidism (SCH) could be associated to atopy in children.

Methods: Seven hundred and thirty-two Caucasian children from South Italy presenting symptoms of allergic disease were enrolled and submitted to atopy, obesity, chronic low grade inflammation, and SCH work up.

Results: Four hundred and forty-five out of 705 (63.

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Aim: To verify the prevalence of thyroid autoimmunity (TA) and the possible association between atopy and TA in children affected by skin disease.

Methods: Three hundred and twenty-four children consecutively referred due to skin disease symptoms to our Pediatric Department were enrolled. One hundred and eighty-seven were diagnosed with atopic dermatitis (AD), 95 with acute urticaria, 40 with chronic urticaria (CU), and 2 with alopecia areata (AA).

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Background: The epidemiological decrease of Helicobacter pylori (Hp) infection has been recently associated to the increase of several extra-intestinal allergic disorders.

Objective: We investigated the role of specific Hp IgG production in the development of IgE or not IgE mediated food allergy (FA) in children affected by atopic dermatitis (AD).

Methods: From January 2010 to July 2013, 290 South Italian children, aged between 26 and 142 months, were consecutively referred to the Pediatric Clinic of the Pediatric Department at Second University of Naples and were diagnosed as affected by AD.

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Background: As a result of several clinical reports addressing coincidence or coprevalence of atopy and autoimmune disease such as multiple sclerosis and type I diabetes mellitus, there has been considerable interest in defining the relationship between the expression of allergic and autoimmune disease in populations of patients. Although thyroid autoimmunity has been regularly associated with chronic urticaria in children, the cofrequency of thyroid autoimmunity and atopic dermatitis has not yet been investigated. The aim of the study was to describe our experience with children affected by atopic dermatitis and associated thyroid autoimmunity.

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Recently, there has been considerable interest in the relationship between allergic and autoimmune diseases. We evaluated the prevalence of thyroid autoimmunity in 566 children affected by atopic dermatitis (AD), urticaria, rhinitis, chronic cough, and asthma. Our results suggest that allergy and autoimmunity can be two potential outcomes of dysregulated immunity.

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A potential role of Helicobater Pylori (HP) infection in several extra-intestinal pathologies has been recently suggested. The aim of our study was to assess the role of serology positive for HP in atopic and non atopic infants and children affected by atopic dermatitis, urticaria, rhinitis and asthma. We included 615 children affected by atopic diseases.

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Introduction: In the pediatric primary care setting, well-child visits constitute over 50% of all encounters, treating over 24 million children annually. Anticipatory guidance topics vary based on different ages, but immunizations are a focal point of all well-child visits. This article addresses the prophylactic use of antipyretic agents with the administration of immunizations as a potential reason of concern.

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We report the genome sequence of Bacillus subtilis phage SPO1. The unique genome sequence is 132,562 bp long, and DNA packaged in the virion (the chromosome) has a 13,185-bp terminal redundancy, giving a total of 145,747 bp. We predict 204 protein-coding genes and 5 tRNA genes, and we correlate these findings with the extensive body of investigations of SPO1, including studies of the functions of the 61 previously defined genes and studies of the virion structure.

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Mycobacteriophage Tweety is a newly isolated phage of Mycobacterium smegmatis. It has a viral morphology with an isometric head and a long flexible tail, and forms turbid plaques from which stable lysogens can be isolated. The Tweety genome is 58 692 bp in length, contains 109 protein-coding genes, and shows significant but interrupted nucleotide sequence similarity with the previously described mycobacteriophages Llij, PMC and Che8.

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Cyanobacteriophage Syn9 is a large, contractile-tailed bacteriophage infecting the widespread, numerically dominant marine cyanobacteria of the genera Prochlorococcus and Synechococcus. Its 177,300 bp genome sequence encodes 226 putative proteins and six tRNAs. Experimental and computational analyses identified genes likely involved in virion formation, nucleotide synthesis, and DNA replication and repair.

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Article Synopsis
  • Marine Synechococcus spp and Prochlorococcus spp are key contributors to the global carbon cycle in oceans, with Syn5, a cyanophage isolated from the Sargasso Sea, primarily infecting Synechococcus strain WH8109.
  • Genome analysis of Syn5 revealed a 46,214 bp linear genome with 61 identified open reading frames, showing similarities to T7-like phages and indicating potential for a temperate life cycle due to the presence of an integrase.
  • Structural analysis through mass-spectrometry and cryo-electron microscopy characterized Syn5 virions, highlighting unique features such as a single "horn" structure and distinct tail symmetry, emphasizing its potential for studying phage behavior in marine environments.
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Pancreatic islets are commonly isolated for research and transplantation without taking into consideration that they undergo mechanical or chemical stress during this process. In order to counteract both types of injuries, the compound AEOL10150, a novel MnSOD mimic, was added during isolation of islet at concentrations ranging from 18 to 100 microM. Mechanical or chemical stress-related pro-apoptotic signals were then studied.

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The Bio Breeding (BB) rat is a useful animal model of type 1 autoimmune diabetes. The aim of this study was to observe and follow the cytokine and antigenic expressions within the islets of Langerhans in young non-diabetic, in pre-diabetic hyperglycemic, and in overtly diabetic animals. BB rats were therefore checked at day 21 up to day 90 of life for blood glucose, insulin levels, degree of islet infiltration, expression of proinflammatory and protective cytokines and antibodies including CD4, CD8, CD25, LFA-1, and ICAM-1.

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Non-hypercalcemic analogs of vitamin D(3) modulate the immune response through antigen-presenting cells (APCs) and activated T-cells. A large population-base case-control showed that vitamin D(3) intake significantly decreases the risk of type 1 diabetes development. The aim of this study was, therefore, to observe the in vivo effects of a vitamin D(3) analog administered to Bio Breeding (BB) rats.

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Bacteriophages are the most abundant forms of life in the biosphere and carry genomes characterized by high genetic diversity and mosaic architectures. The complete sequences of 30 mycobacteriophage genomes show them collectively to encode 101 tRNAs, three tmRNAs, and 3,357 proteins belonging to 1,536 "phamilies" of related sequences, and a statistical analysis predicts that these represent approximately 50% of the total number of phamilies in the mycobacteriophage population. These phamilies contain 2.

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