2,932 results match your criteria: ""A. Moro" University[Affiliation]"

The irradiation of InN and InGaN samples with low-energy H ions results in exceptionally high hydrogen uptake in a crystalline semiconductor. This phenomenon is attributed to specific In-H complex formation. By exploiting spectral fingerprints of the In-H complexes observable in In L3-edge X-ray absorption spectroscopy, we provide direct evidence of complex formation.

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Purpose: In stereotactic body radiation therapy (SBRT) for prostate cancer, intrafraction motion is an important source of treatment uncertainty as it could not be completely smoothed through fractionation. Herein, we compared different arrangements and beam qualities for extreme hypofractionated treatments to minimize beam delivery time and so intrafractional errors.

Methods: A retrospective dataset of 11 patients was used.

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In the literature on zinc-based batteries, it is often highlighted that zinc offers significant advantages over lithium due to its abundance, affordability, and accessibility. Additionally, aqueous rechargeable zinc batteries are promoted as a sustainable and cost-effective alternative to lithium-ion batteries, especially for renewable energy storage. The aim of this Comment is to provide a perspective on these statements, elucidating their foundations and implications and giving a quick but comprehensive background to authors and readers that deal with this topic, focusing specifically on batteries with zinc ions shuttling reversibly between the metallic negative electrode and the insertion-type positive electrode.

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Supramolecular citrate poly allylamine hydrochloride nanoparticles for citrate delivery and calcium oxalate nanocrystal dissolution.

J Colloid Interface Sci

September 2024

Soft Matter Nanotechnology Group, CIC biomaGUNE, Basque Research and Technological Alliance (BART), Paseo Miramón 182 C, 20014 San Sebastian, Spain. Electronic address:

Hypothesis: Renal calculi (kidney stones) are mainly made by calcium oxalate and can cause different complications including malfunction of the kidney. The most important urinary stone inhibitors are citrate molecules. Unfortunately, the amount of citrate reaching the kidney after oral ingestion is low.

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Antimicrobial Peptides towards Clinical Application-A Long History to Be Concluded.

Int J Mol Sci

April 2024

Medical Biotechnology Department, University of Siena, Via A Moro 2, 53100 Siena, Italy.

Antimicrobial peptides (AMPs) are molecules with an amphipathic structure that enables them to interact with bacterial membranes. This interaction can lead to membrane crossing and disruption with pore formation, culminating in cell death. They are produced naturally in various organisms, including humans, animals, plants and microorganisms.

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The prevention and appropriate management of venous thromboembolism in cancer patients is of paramount importance. However, the literature data report an underestimation of this major problem in patients with gynecological cancers, with an inconsistent venous thromboembolism risk assessment and prophylaxis in this patient setting. This narrative review provides a comprehensive overview of the available evidence regarding the management of venous thromboembolism in cancer patients, focusing on the specific context of gynecological tumors, exploring the literature discussing risk factors, risk assessment, and pharmacological prophylaxis.

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The Enigma of Norbormide, a -Selective Toxicant.

Cells

May 2024

Department of Pharmaceutical and Pharmacological Sciences, University of Padova, Via 8 Febbraio 2, 35122 Padova, Italy.

Article Synopsis
  • Norbormide (NRB) was discovered in 1964 as a rodenticide thought to be safe for non-target species, but its use declined after 2003 due to inconsistent effectiveness and competition from second-generation anticoagulants.
  • NRB causes lethal effects in rats through specific mechanisms like vasoconstriction of peripheral arteries and mitochondrial effects, although the exact processes remain unclear.
  • Recent research on NRB derivatives has led to a promising new prodrug designed to be a selective and eco-friendly toxicant, while also exploring NRB's potential as a non-toxic fluorescent probe for cell imaging.
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Advancing post-traumatic seizure classification and biomarker identification: Information decomposition based multimodal fusion and explainable machine learning with missing neuroimaging data.

Comput Med Imaging Graph

July 2024

Laboratory of Neuro Imaging, USC Stevens Neuroimaging and Informatics Institute, Keck School of Medicine of USC, University of Southern California, 2025 Zonal Ave. 210, Los Angeles, CA 90033, United States of America.

Article Synopsis
  • A late post-traumatic seizure (LPTS) can lead to post-traumatic epilepsy (PTE) in TBI patients, but the mechanism behind this progression is still unclear, prompting research into prediction and biomarkers.
  • A study analyzed data from 48 TBI patients using advanced classification techniques to differentiate between those with and without LPTS while managing missing data through innovative methods.
  • The study introduced two new algorithms for data processing and found that one, called IDSF, performed best in distinguishing LPTS patients; it also identified specific MRI abnormalities as potential biomarkers for future prediction.
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Diffusion, viscosity, and linear rheology of valence-limited disordered fluids.

J Chem Phys

May 2024

Department of Physics, Sapienza Università di Roma, Piazzale A. Moro 2, IT-00185 Roma, Italy and CNR-ISC Uos Sapienza, Piazzale A. Moro 2, IT-00185 Roma, Italy.

We numerically investigate the dynamics and linear rheology of disordered systems made of patchy particles, focusing on the role of valence, temperature, and bonding mechanism. We demonstrate that the dynamics is enslaved to bonding, giving rise to an activated behavior at low temperatures. By independently computing the diffusion constant and the viscosity from the simulations, we also confirm the validity of the Stokes-Einstein relation in valence-limited systems, with two caveats: (i) the diffusion constant requires a finite-size correction, at least at the intermediate density we investigate, and (ii) there is the onset of a breakdown that appears at the lowest temperatures considered.

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Long-term effectiveness of natalizumab in secondary progressive multiple sclerosis: A propensity-matched study.

Neurotherapeutics

July 2024

Department "GF. Ingrassia"; Section of Neurosciences, University of Catania, Italy; UOS Sclerosi Multipla, AOU Policlinico "G. Rodolico-San Marco", University of Catania, Catania, Italy. Electronic address:

Treatment options for secondary progressive MS (SPMS) are limited, especially considering that the new drugs recently approved are licensed for actively relapsing patients. We aimed to compare the disability progression in a real-world cohort of SPMS patients treated with natalizumab (NTZ) or interferon beta-1b (IFNb-1b). This multicenter retrospective enrolled patients with a diagnosis of SPMS according to 2014 Lublin criteria, who received NTZ or IFNb-1b for at least 48 months between the 1st June 2012 and the 15th May 2018 ​at 33 Italian MS centers contributing to the Italian MS Registry NTZ or IFNb-1b.

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Rickets results from impaired mineralization of growing bone due to alterations in calcium and phosphate homeostasis. Clinical signs of rickets are related to the age of the patient, the duration of the disease, and the underlying disorder. The most common signs of rickets are swelling of the wrists, knees or ankles, bowing of the legs (knock-knees, outward bowing, or both) and inability to walk.

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() is a quarantine plant pathogen capable of colonizing the xylem of a wide range of hosts. Currently, there is no cure able to eliminate the pathogen from a diseased plant, but several integrated strategies have been implemented for containing the spread of . Nanotechnology represents an innovative strategy based on the possibility of maximizing the potential antibacterial activity by increasing the surface-to-volume ratio of nanoscale formulations.

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Background: In recent years, fibroblast activating protein (FAP), a biomarker overexpressed by cancer-associated fibroblasts, has emerged as one of the most promising biomarkers in oncology. Similarly, FAP overexpression has been detected in various fibroblast-mediated inflammatory conditions such as liver cirrhosis and idiopathic pulmonary fibrosis. Along this trajectory, FAP-targeted positron emission tomography (PET), utilizing FAP inhibitors (FAPi) labeled with positron emitters, has gained traction as a powerful imaging approach in both cancer and inflammation.

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Targeted next-generation sequencing analysis in Italian patients with keratoconus.

Eye (Lond)

September 2024

Fondazione G.B. Bietti IRCCS, Via S. Stefano Rotondo 6, 00184, Rome, Italy.

Objective: To report variants in 26 candidate genes and describe the clinical features of Italian patients with keratoconus (KC).

Subjects/methods: Sixty-four patients with a confirmed diagnosis of KC were enrolled in this genetic association study. Patients were classified into two study groups according to whether they had a confirmed diagnosis of progressive or stable KC.

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The physiological roles of anoctamin2/TMEM16B and anoctamin1/TMEM16A in chemical senses.

Cell Calcium

June 2024

Neurobiology Group, SISSA, Scuola Internazionale Superiore di Studi Avanzati, 34136 Trieste, Italy. Electronic address:

Chemical senses allow animals to detect and discriminate a vast array of molecules. The olfactory system is responsible of the detection of small volatile molecules, while water dissolved molecules are detected by taste buds in the oral cavity. Moreover, many animals respond to signaling molecules such as pheromones and other semiochemicals through the vomeronasal organ.

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Effect of Probiotics and on Caries and Periodontal Diseases: A Systematic Review.

Dent J (Basel)

April 2024

Department of Medical, Oral and Biotechnological Sciences, University G. d'Annunzio, 66100 Chieti, Italy.

Caries and periodontitis are the most prevalent oral diseases worldwide. Major factors contributing to the development of these oral conditions include poor oral hygiene, dental biofilm formation, high carbohydrates diet, smoking, other systemic diseases, and genetic factors. Various preventive measures have been established to mitigate the risk of caries and periodontal disease development.

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ADHD is a neurodevelopmental disorder that children and adults can develop. A complex interplay of genetic and environmental factors may underlie interindividual variability in ADHD and potentially related aggressive behavior. Using high-resolution molecular biology techniques, we investigated the impact of some MAOA and SLC6A4 variations on ADHD and aggressive behavior in a group of 80 Italian children with ADHD and in 80 healthy controls.

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Article Synopsis
  • The study describes numerous new species of fungi discovered across various environments, including leaf spots, dead insects, soil, and wood from diverse locations around the world.
  • The fungi were isolated from multiple substrates, such as decaying organic matter, living plants, and even specific habitats like semi-desert montane areas and mixed forests.
  • Morphological traits and genetic analysis through DNA barcoding confirm the classification and distinct characteristics of these fungal species.
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Perfluorooxosulfate Salts as SOF-Gas-Free Precursors to Multidimensional SuFEx Electrophiles.

Angew Chem Int Ed Engl

June 2024

Department of Chemistry, Sustainable Chemistry for Metals and Molecules (SCM2), KU Leuven Department of Chemistry, Celestijnenlaan 200F-box 2404, B-3001, Leuven, Belgium.

Sulfur(VI) Fluoride Exchange (SuFEx) chemistry stands as a well-established method for swiftly constructing complex molecules in a modular fashion. An especially promising segment of this toolbox is reserved for multidimensional SuFEx hubs: three or more substituents pluggable into a singular S centre to make 'beyond-linear' clicked constructions. Sulfurimidoyl difluorides (RNSOF) stand out as the prime example of this, however their preparation from the scarcely available thionyl tetrafluoride (SOF) limits this chemistry to only a few laboratories with access to this gas.

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RSV Disease Burden in Primary Care in Italy: A Multi-Region Pediatric Study, Winter Season 2022-2023.

Influenza Other Respir Viruses

April 2024

Department of Translational Research and New Technologies in Medicine and Surgery, University of Pisa, Pisa, Italy.

Introduction: Human respiratory syncytial virus (RSV) is one of the most frequent causes of respiratory infections in children under 5 years of age, but its socioeconomic impact and burden in primary care settings is still little studied.

Methods: During the 2022/2023 winter season, 55 pediatricians from five Italian regions participated in our community-based study. They collected a nasal swab for RSV molecular test from 650 patients under the age of 5 with acute respiratory infections (ARIs) and performed a baseline questionnaire.

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Background: In Europe and Italy, marginalized communities have a higher risk for both contracting sexually transmitted infections (STI) and progressing towards adverse outcomes.

Objectives: This study focuses on the screening of HIV, HBV, HCV, and syphilis among homeless individuals and agricultural migrant workers living in Apulia, Italy. It aims to assess STI prevalence and investigate factors that might hinder return to collect test results.

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species create major postharvest problems due to the food losses caused by their mere presence and the hazardous mycotoxins they produce, such as aflatoxin B1 (AFB1) and ochratoxin A (OTA). These mycotoxins are mainly produced by and , respectively. In this study, we developed a rapid detection method for the two aforementioned species based on loop-mediated isothermal amplification (LAMP).

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Membrane-based sensors (MePSs) exhibit remarkable precision and sensitivity in detecting pressure changes. MePSs are commonly used to monitor catalytic reactions in solution, generating gas products crucial for signal amplification in bioassays. They also allow for catalyst quantification by indirectly measuring the pressure generated by the gaseous products.

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Ensuring the longevity of wooden constructions depends heavily on the preservation process. However, several traditional preservation methods involving fossil-based compounds have become outdated because they pose a significant risk to the environment and to human health. Therefore, the use of bio-based and bioactive solutions, such as essential oils, has emerged as a more sustainable alternative in protecting wood from biotic attacks.

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This work focuses on the relationship between the coordination chemistry and antimicrobial activity of Zn(II) and Cu(II) complexes of histatin 5 and the products of its hydrolysis: its N-terminal fragment (histatin 5-8) and C-terminal fragment (histatin 8). Cu(II) coordinates in an albumin-like binding mode and Zn(II) binds to up to 3 His imidazoles. The antimicrobial activity of histatins and their metal complexes (i) strongly depends on pH - they are more active at pH 5.

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