Leonardo Bianchi

ORCID: 0000-0001-8838-048X
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About
Contact & Profiles
Research Areas
  • Liver Disease Diagnosis and Treatment
  • Hepatitis B Virus Studies
  • Contact Dermatitis and Allergies
  • Drug-Induced Adverse Reactions
  • Liver Diseases and Immunity
  • Hepatitis C virus research
  • Hepatitis Viruses Studies and Epidemiology
  • Autoimmune Bullous Skin Diseases
  • Allergic Rhinitis and Sensitization
  • Dermatology and Skin Diseases
  • Milk Quality and Mastitis in Dairy Cows
  • Occupational exposure and asthma
  • Urticaria and Related Conditions
  • Liver Disease and Transplantation
  • Nail Diseases and Treatments
  • Pediatric Hepatobiliary Diseases and Treatments
  • Dermatological diseases and infestations
  • Autoimmune and Inflammatory Disorders
  • Food Allergy and Anaphylaxis Research
  • Animal Virus Infections Studies
  • SARS-CoV-2 and COVID-19 Research
  • Psoriasis: Treatment and Pathogenesis
  • Protein Hydrolysis and Bioactive Peptides
  • Eosinophilic Disorders and Syndromes
  • Entomological Studies and Ecology

University of Perugia
2016-2025

Génétique Animale et Biologie Intégrative
2012-2022

Physiologie Environnement et Génétique pour l'Animal et les Systèmes d'Elevage
2022

AgroParisTech
2022

Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement
2022

Université Paris-Saclay
2022

Institut Agro Rennes-Angers
2022

University of Rome Tor Vergata
2022

University of Padua
2020

Michigan United
2020

ABSTRACT Plus-strand RNA viruses characteristically replicate their genome in association with altered cellular membranes. In the present study, capacity of hepatitis C virus (HCV) proteins to elicit intracellular membrane alterations was investigated by expressing, tetracycline-regulated cell lines, a comprehensive panel HCV individually as well context entire polyprotein. As visualized electron microscopy (EM), expression combined structural core-E1-E2-p7, NS3-4A complex, and protein NS4B...

10.1128/jvi.76.12.5974-5984.2002 article EN Journal of Virology 2002-06-15

Patch testing is the standard procedure used to diagnose allergic contact dermatitis. It an in-vivo test, which reproduces reaction a allergen. This test aims reproduce elicitation phase of dermatitis and performed applying allergens under occlusion on skin standardized conditions. These guidelines for best practice in performing patch have been developed by Italian group experts taking account legislation local pharmacological governance. Guidelines are adapted from original article...

10.23736/s0392-0488.19.06301-6 article EN Giornale Italiano di Dermatologia e Venereologia 2019-04-01

Moderate-to-severe atopic dermatitis (AD) in the adolescence is a high burden disease, and its treatment can be very challenging due to paucity of approved systemic drugs for this age their side-effects. Dupilumab was recently adolescent AD.A multicentre, prospective, real-world study on effectiveness safety dupilumab adolescents (aged from ≥12 <18 years) with moderate-to-severe AD conducted. The main clinical phenotypes were also examined.Data treated at label dosage 16 weeks collected....

10.1111/jdv.18141 article EN cc-by-nc Journal of the European Academy of Dermatology and Venereology 2022-04-12

Diabetic macular edema (DME) is the main cause of visual impairment in patients with diabetic retinopathy (DR) and anti-vascular endothelial growth factor (anti-VEGF) therapy standard care for DME [1]. Herein, we report a case co-sensitivity to chloramphenicol povidone-iodine secondary intravitreal injection (IVI) bevacizumab patient bilateral DME. A 49-year-old man type-II diabetes DR, complicated by both eyes, was referred us an itchy eczematous dermatitis periocular region right eye,...

10.1111/cod.14791 article EN cc-by Contact Dermatitis 2025-03-23

Serial liver biopsies are the gold standard by which progression of fibrosis is evaluated. This longitudinal cohort study assessed different rates in using serial and serum markers YKL-40 PIIINP cytokines, transforming growth factor beta (TGF-β) tumor necrosis alpha (TNF−α). A 10-year was performed patients with hepatitis C virus (HCV) alone or HCV schistosomiasis. Patients were enrolled at time acute infection prospectively evaluated two (at entry end follow-up), true calculated per year....

10.1002/hep.21117 article EN Hepatology 2006-03-23

Abstract: Background/Aims: Infection with Schistosoma mansoni is endemic in Egypt leading to hepatic schistosomiasis and eventually portal hypertension. The prevalence of antibodies against hepatitis virus C among Egyptians 14–51%. aim the present study was investigate influence on chronic respect natural course disease, immunology, virology histology. Patients Methods: One hundred twenty‐six Egyptian patients classified into three groups: group A: ( n =33); B: =30) C: =63) were enrolled...

10.1034/j.1600-0676.2000.020004281.x article EN Liver International 2000-08-01

The presence of albumin receptors on the plasma membrane isolated human hepatocytes was investigated employing albumin-coupled latex minibeads. Hepatocyte-latex reaction visualized by phase contrast and scanning electron microscopy. experiments demonstrate that exhibit binding activity for polymeric monomelic forms glutaraldehyde-treated albumin. Additionally, shown to be species-nonspecific. These findings support hypothesis polymerized may act as a bridge between hepatitis B virus hepatocytes.

10.1002/hep.1840020616 article EN Hepatology 1982-11-01

Summary Background The prevalence of occupational and non‐occupational textile dermatitis seems to be increasing, probably because changed manufacturing techniques. Objective Evaluation the clinical features epidemiology contact ( TCD ) in I taly. Methods Demographic data, history aspects, atopy positive patch test reactions allergens were investigated 277 patients. Results Contact was most frequent presentation (95.3%). more common females, fourth fifth decades life, atopic lesions...

10.1111/cod.12179 article EN Contact Dermatitis 2014-01-07
Giovanni Damiani Piergiacomo Calzavara‐Pinton Luca Stingeni Katharina Hansel Francesco Cusano and 95 more Paolo D. Pigatto Daniela Agostinelli D. Albertazzi G. Angelini Franca Angerosa P.L. Arigliano D. Assalve Fabio Ayala Tania Barbagallo Anna Belloni Fortina M Berta C. Biale Leonardo Bianchi I. Biasini Valeria Boccaletti Domenico Bonamonte Alessandro Borghi Nicola Luigi Bragazzi L. Brambilla Marco Bressan Alexandra Maria Giovanna Brunasso Francesca Bruni Piero Giovanni Bruni Stefano Caccavale Gianfranco Calogiuri S.P. Cannavò Andrea Carugno Ivana Cataldi G. Chiarelli A Cirla Monica Corazza Mélissande Cossutta Lidia Cova Antonio Cristaudo Francesco Cusano P. Danese Marie Canton O. De Pità P. De Salvo Massimo Donini F Fantini Silvia Ferrucci Maria Laura Flori Elena Fontana Caterina Foti S. Francalci L.A. Frasin Rosella Gallo Giulio Gasparini Massimo Gola M. Gravante F. Guarniéri D. Guastaferro Vito Ingordo Maria Michela Lauriola P. Leghissa Paolo Lisi Pasquale Lombardi Massimiliano Lorenzini Giovanna Malara L. Magrini Gianni Marone Emanuela Martina Paolo Mascagni Marcella Chiari L. Meligeni M. Melino Lisa Miccio Nicola Milanesi A. Molinu Giuseppe Monfrecola Paola Morelli Alberico Motolese Beatrice Musumeci Luigi Naldi Maddalena Napolitano Maria Rita Nasca Alessia Pacifico Pascal Paganini Massimo Papini Giorgio Pasolini Cataldo Patruno Michele Pellegrino Anna Peroni Andrea Peserico Viviana Piras Annamaria Pugliese Francesca Raponi Paolo Raviolo Alfredo Rebora G Recchia Francesco Riva Paolo Romita Mariateresa Rossi Martino Ruggieri

Atopic dermatitis (AD) therapeutic approach calls for a long-term treatment. Treatment options AD have recently undergone revolutionary change by the introduction of first biologic drug. Availability in daily practice last version international guidelines, taking peculiarities country into account, can contribute to good clinical Italy. To adapt European Dermatology Forum (EDF) guidelines Italian medical–legal context, EDF were assessed independently two independent renowned experts field...

10.1111/dth.13121 article EN Dermatologic Therapy 2019-10-18

The kinetics of intrahepatic hepatitis C virus (HCV)-specific CD4+ T cell responses and their role in progression fibrosis have not previously been characterized. Subjects with HCV/Schistosoma mansoni coinfection a more rapid HCV liver than do those infection alone. present prospective longitudinal study compared the histology, HCV-specific peripheral proliferative responses, cytokines (enzyme-linked immunospot) 48 subjects unresolved acute or without S. coinfection, at 6-10 months after end...

10.1086/382278 article EN The Journal of Infectious Diseases 2004-03-22

The finding that the recently described hepatitis B (HB)-associated delta antigen (δ Ag) is preserved in pronase-treated, formalin-fixed paraffin sections allowed a combined prospective and retrospective immunohistological study of its occurrence 571 liver biopsies. Among 116 frozen biopsies (69 HBAg seropositive, 47 seronegative) 455 paraffin-embedded (296 159 HBAg-negative), δ Ag was found 10 seropositive patients. With exception 1 patient with chronic persistent HB, all had chronic-active...

10.1002/hep.1840010308 article EN Hepatology 1981-05-01

Coded examination of liver biopsies from a total 24 patients with acute hepatitis non-A, non-B revealed two main histological trends: (a) viral confluent necrosis (sublobular and bridging) carrying relatively good prognosis taking chronic course in only four out 14 (29%); (b) severe portal infiltration rich lymphocytes plasma cells, lymph follicles germinal centers bile duct lesions, as described by Poulsen & Christoffersen. The latter group showed very high tendency to transition (six seven...

10.1111/j.1600-0676.1982.tb00179.x article EN Liver International 1982-03-01

Psoriasis can be managed successfully with long-term biologics. Real-life clinical practice may require dose tapering as a therapeutic option to reduce the risk of drug-exposure and increase cost-effectiveness. The responsiveness extended intervals between adalimumab doses possible predictive factors maintenance complete clearance were studied in retrospective 7-year single-centre analysis. Thirty patients who achieved underwent tapering, progressively extending between-dose (to 21?28 days)....

10.2340/00015555-2571 article EN cc-by-nc Acta Dermato Venereologica 2017-01-01
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