Publications by authors named "Fiorentino E"

Background: Leishmaniasis, caused by Leishmania protozoan parasites transmitted by Phlebotomine sand flies, is a significant public health concern in the Mediterranean basin. Effective monitoring of Leishmania-infected sand flies requires standardized tools for comparing their distribution and infection prevalence. Consistent quantitative real-time PCR (qPCR) parameters and efficient DNA extraction protocols are crucial for reliable results over time and across regions.

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An 8-year-old mixed-breed dog was presented with cervical hyperesthesia, tetraparesis, and mild proprioceptive ataxia in all four limbs. 3 Tesla MRI showed a dorsal compressive intradural-extramedullary mass at the level of C1-C2, isointense to the gray matter with a hypointense ventral core on T2 weighted images (WI), isointense on T1WI, with a strong and homogeneous contrast enhancement. A C1-C2 partial dorsal laminectomy was performed, and the lesion was removed en bloc.

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Article Synopsis
  • Trypanothione reductase (TR) is a promising target for new drugs against leishmaniasis, but finding effective inhibitors is still tough.
  • Fragment-based drug discovery (FBDD) strategies were used to create new TR inhibitors by starting with previously identified fragments that showed potential.
  • Research identified key binding hotspots in TR, leading to improved compounds, with one compound achieving the highest inhibition at 0.2 μM, confirming FBDD's potential in targeting this difficult disease.
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spp. are responsible for up to 1 million new cases each year. The current therapeutic arsenal against is largely inadequate, and there is an urgent need for better drugs.

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Article Synopsis
  • Canine leishmaniosis (CanL) is a disease caused by the Leishmania infantum parasite and spread by sand flies in southern Europe, particularly in Italy due to factors like climate change and the movement of infected dogs.
  • A study conducted between 2018-2019 identified 57 municipalities in northern Italy as newly endemic for CanL, with local veterinary practitioners confirming clinical cases in areas previously unexamined or reported.
  • It was found that phlebotomine sand flies, primarily Phlebotomus perniciosus, were present in 23 municipalities for the first time, with the distribution of these municipalities showing a west-to-east decline across regions like Piedmont and Lombardy.
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Objective: To report the clinical and MRI features, and histologic findings of thoracolumbar discal pseudocyst in dogs.

Materials And Methods: The records of eight dogs with thoracolumbar discal cyst-like structures were retrospectively collected to record their clinical signs, MRI features and surgical and histologic findings.

Results: Eight dogs with surgically and histologically confirmed thoracolumbar discal pseudocysts were included in the case series.

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The Autonomous Province of Bolzano-South Tyrol (APB), located in the northernmost territory of the Italian eastern Alps, is still considered non-endemic for canine leishmaniosis (CanL) despite clinical cases being observed and a competent Leishmania infantum vector (Phlebotomus perniciosus) having been recorded since 2008. A serological survey of leishmaniosis among a randomly-selected subpopulation of registered owned dogs was carried in 2018, followed by entomological investigations performed in 2019 and driven by canine survey results. A total of 457 resident dogs from all over the APB territory were examined through IFAT for antibodies against L.

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Purpose: Local neck symptoms (LNS) may be related to goiter, but are also reported by patients suffering from laryngeal-pharyngeal reflux (LPR). The aim of this study was to investigate whether LPR could play a role in the persistence of some LNS after total thyroidectomy (TT).

Methods: A consecutive case series of 160 patients with multinodular goiter (MNG) candidate for TT were included in this study.

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Canine leishmaniasis (CanL) is a disease characterized by a large variety of clinical alterations, the majority of which being due to immune mediated mechanisms. Sick dogs usually produce high levels of -specific immunoglobulins which may give rise to circulating immune complexes (CICs) whose defective clearance by scavenging macrophages induces vasculitis and their deposition in specific organs. The aim of this study was to assess the serum level of CICs in dogs exposed to natural and experimental infection.

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The outcome of infection with Leishmania infantum in dogs is variable, which is thought to be due to the nature of the immune response mounted by the host. As a consequence, the clinical signs and severity of canine leishmaniosis vary between individual dogs. Host immunogenetic factors might play an important role in determining the outcome of infection.

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Background: The epidemiology of feline vector-borne pathogens (FeVBPs) has been less investigated in cats than in dogs. The present study assessed the prevalence of Rickettsia spp., Babesia spp.

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The Hypothesis: The habit of snacking and drinking soft beverages between breakfast, lunch and dinner, which is very widespread in the western world, could be a primum movens, thereby contributing to the development and subsequent persistence of gastroesophageal reflux disease (GERD). WHAT DOES THE PROPOSED HYPOTHESIS BASED ON?: The high prevalence of GERD suggests that it is very probably caused by factors, which are intrinsic and widespread in a western lifestyle. Ingesting snacks or imbibing soft drinks between breakfast, lunch and dinner causes additional gastric acid secretion, acid pocket formation, and additional transient lower esophageal sphincter relaxations (TLESRs) with acid reflux; the latter are proportional to the number of ingestions.

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A common complication of tooth replantation after traumatic avulsion is tooth ankylosis causing dental malpositioning, partial loss of function, tipping of adjacent teeth and worsening of aesthetics. The aim of this study is to evaluate the effects of a repositioning procedure of such ankylosed permanent front teeth by a distraction osteogenesis procedure. Five patients (mean age 13.

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Purpose: Thyroidectomy is the preferred approach as the definitive treatment for Graves' disease. The outcomes for total thyroidectomy in a large series of 594 patients, who were observed in the last decade, will be presented in this study.

Methods: The study concerned a retrospective review of 594 patients, undergoing a total thyroidectomy for Graves' disease.

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Canine leishmaniasis (CanL) is a systemic zoonotic disease caused by the protozoan Leishmania, an intracellular macrophage parasite, transmitted by the bite of phlebotomine sandflies. In dogs, the clinical disease is mostly characterised by symptoms associated with viscerocutaneous lesions such as lymphadenopathy, splenomegaly, skin lesions, and renal and ocular disease caused by the deposition of immune complexes. The parasite may provoke mucosal lesions which cause atypical clinical signs.

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Southern Italy, particularly Campania region, is an area where canine leishmaniasis (CanL) and zoonotic human visceral leishmaniasis (VL) are endemic. The red fox (Vulpes vulpes) has been hypothesized to play a role in occurrence of CanL in Italy but specific studies are poor. The aim of the present survey was to investigate the prevalence of Leishmania infection in dogs and foxes living in the same rural area (Picentini hills).

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The frequency of sandfly-host contacts can be measured by host antibody levels against sandfly salivary proteins. Recombinant salivary proteins are suggested to represent a valid replacement for salivary gland homogenate (SGH); however, it is necessary to prove that such antigens are recognized by antibodies against various populations of the same species. Phlebotomus perniciosus (Diptera: Psychodidae) is the main vector of Leishmania infantum (Trypanosomatida: Trypanosomatidae) in southwest Europe and is widespread from Portugal to Italy.

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Background: Cutaneous leishmaniasis (CL) is widespread in Yemen but has not been fully documented.

Objectives: This study aimed to investigate the clinicoepidemiologic and geographic aspects of CL in northwest Yemen and the taxonomic profile of the causative Leishmania species.

Methods: All CL cases diagnosed at the Dermatology Clinic of the Saudi Hospital at Hajjah during 1997-2012 were reviewed.

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Genetic changes involved in the metaplastic progression from squamous esophageal mucosa toward Barrett's metaplasia and adenocarcinoma are almost unknown. Several evidences suggest that some miRNAs are differentially expressed in Barrett's esophagus (BE) and esophageal adenocarcinoma. Among these, miR-143, miR-145, miR-194, miR-203, miR-205, miR-215 appear to have a key role in metaplasia and neoplastic progression.

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The treatment of advanced non-small cell lung cancer (NSCLC) is currently driven by the detection of targetable oncogenic drivers, i.e. epidermal growth factor receptor, echinoderm microtubule-associated protein-like 4-anaplastic lymphoma kinase, etc.

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Background: Nematode parasites of the genus Trichinella are important foodborne pathogens transmitted by ingestion of striated muscles harbouring infective larvae. Wild carnivorous and omnivorous animals are the most important reservoirs of these parasites. Hunting activities play an important role in Trichinella spp.

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Cell migration is vital to many physiological and pathological processes including tissue development, repair, and regeneration, cancer metastasis, and inflammatory responses. Given the current interest in the role of mesenchymal stromal cells in mediating tissue repair, we are interested in quantifying the migratory capacity of these cells, and understanding how migratory capacity may be altered after damage. Optimization of a rigorously quantitative migration assay that is both easy to customize and cost-effective to perform is key to answering questions concerning alterations in cell migration in response to various stimuli.

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The diagnosis and treatment of hepatocellular carcinoma (HCC) underwent a huge advancement in the last years. Recently, microRNAs (miRNAs) have been also studied to provide a new tool for early diagnosis of high risk patients, for prognostic classification to identify those patients who benefit cancer treatment and for predictive definition to select the right targeted drug. In this review we revised all the available data obtained to explore the role of miRNAs in HCC.

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