Publications by authors named "Berti R"

Aging is a phase of life that, though inevitable, includes an extraordinary variety of experiences, challenges, and opportunities [...

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Unlabelled: In the last decades, the scientific interest in ageing has increased due to the progressive ageing of the global population and due to the importance of guaranteeing the elder people and the next generations a good quality of life and biopsychological well-being. However, nowadays, there is not a common and accepted definition of ageing. This situation may refer to the complexity and relevance of the ageing topic and it means that the concept of ageing needs to be understood in a deeper way as a multidimensional and complex process that includes different elements distinctive.

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Article Synopsis
  • Lipid nanoparticles (LNPs) are effective delivery systems for RNA vaccines, especially formulations with ionizable cationic lipids that change with pH levels.
  • Understanding the dynamic processes of LNP formation is essential for improving their performance, but gaps exist in knowledge about how these processes affect drug delivery.
  • This study uses advanced microscopy and energy transfer techniques to analyze LNP fusion dynamics based on various formulation factors, revealing a strong link between these dynamics and the formulation choices made.
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Background: With the progressive digitization of health services and the current spread of Telemedicine and e-Health, it became clear that promoting Digital health equity (DHE) is necessary to support health potential, to avoid that some individuals can incur in unintended inequities. In this paper, we address the complex causal process(es) that may generate risk of inequities, considering the so-called "Digital Determinants of health" (DDoH) and their relationship with determinants of health (DoH).

Design And Methods: We conducted a scoping review, according to methodological framework proposed in PRISMA-ScR guidelines, on the definition of DDoH (Scopus, Pubmed and Web of Science electronic databases).

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Background: With the progressive digitization of people's lives and in the specific healthcare context, the issue of equity in the healthcare domain has extended to digital environments or e-environments, assuming the connotation of "Digital Health Equity" (DHE). Telemedicine and e-Health, which represent the two main e-environments in the healthcare context, have shown great potential in the promotion of health outcomes, but there can be unintended consequences related to the risk of inequalities. In this paper, we aimed to review papers that have investigated the topic of Digital Health Equity in Telemedicine and e-Health [definition(s), advantages, barriers and risk factors, interventions].

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Background: Reserpine (RES), a Vesicular Monoamine Transporter 2 (VMAT) inhibitor agent, has been used in preclinical research for many years to create animal models for depression and to test experimental antidepressant strategies. Nevertheless, evidence of the potential use and validity of RES as a chronic pharmacological model for depression is lacking, and there are no comprehensive studies of the behavioral effects in conjunction with molecular outcomes.

Methods: Experiment 1.

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Systemic Lupus Erythematosus (SLE) is a multisystemic autoimmune disorder characterized by flares-ups/remissions with a complex clinical picture related to disease severity and organ/tissue injury, which, if left untreated, may result in permanent damage. Enhanced fatigue and pain perception, worsened quality of life (QoL) and outcome are constant, albeit symptoms may differ. An aberrant SLE immunoprofiling, note as "interferon (IFN)α-signature", is acknowledged to break immunotolerance.

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Background: Cognitive deficits considerably contribute to the patient's burden in Parkinson's disease (PD). While cognitive decline is linked to neuronal dysfunction, the additional role of white matter lesions (WML) is discussed controversially.

Objective: To investigate the influence of WML, in comparison to neuronal dysfunction, on cognitive deficits in PD.

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In the last decades, an increasing number of researchers addressed the relationship between autism spectrum disorders (ASD) and severe visual impairment (SVI) (like blindness or very low visual acuity) and nowadays autism could be considered one of the most reported coexisting developmental disorders in children with blindness or other severe visual impairment. As ASD and SVI' signs and symptoms affect functioning and quality of life and different domains of functioning of children with this comorbidity, it is very important to support individuals and their families as soon as possible in the cycle of life and to promote specific interventions aimed to promote developmental potential of everyone with both ASD and VI, based on the unique balance between strengths, needs and abilities of everyone. Children and individuals with SVI and ASD and SVI are a very heterogeneous group, both about the areas of social interaction, communication, and behaviour, as well as about visual abilities and about all the other aspects of their neuropsychological and functional profiles that are influenced by their visual impairments itself, their ASD itself and the combination of them.

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The recent COVID-19 pandemic has led to a sudden increase in the speed of the digitization process, which has affected several areas of life (public administration, schools, universities, and healthcare, and extending to so-called "digital citizenship") [...

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Unlabelled: Annual influenza vaccination is recommended for volunteers involved in primary health and social services. Little is known about the volunteers' adhesion to influenza vaccination recommendations. The aim of this study was to assess influenza vaccination determinants among a group of volunteers who provided essential activities during the first SARS-CoV-2 pandemic wave in the province of Prato, Tuscany (Italy) and to evaluate the role of health literacy in influencing vaccination determinants.

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Since the first half of the 20th century there has been an interest in the study of the relationship between autism and autistic-like clinical features and with visual impairments. Autism Spectrum disorders are one of the more worldwide-studied neurodevelopmental disorder with an increasing prevalence in the last ten years. Visual impairment is a condition which derives from several causes (genetic, constitutional, injuries, nutritional and environmental ones).

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Background: The effectiveness of pandemic control measures requires a broad understanding from the population. This study aimed to evaluate the role played by health literacy (HL) in influencing the adherence to COVID-19 preventive measures and risk perception of essential frontline workers during the lockdown period.

Methods: A cross-sectional survey was conducted on a population-based sample of frontline workers from Prato Province (Italy).

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Nanoparticles are a promising solution for delivery of a wide range of medicines and vaccines. Optimizing their design depends on being able to resolve, understand, and predict biophysical and therapeutic properties, as a function of design parameters. While existing tools have made great progress, gaps in understanding remain because of the inability to make detailed measurements of multiple correlated properties.

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In February 2020, Italy has been the first country in Europe fighting against COVID-19. In March 2020, Italian government declared national lockdown. Until May 4th, people stayed in home confinement and only the so-called "essential works and activities" were continued.

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PEGylated nanocapsules containing a liquid core of perfluorooctyl bromide (PFOB) were formulated by an emulsion-evaporation process to be further used as ultrasound contrast agents (UCAs). In an attempt to modulate their acoustic response, related to their shell thickness-to-radius ratio, the initial concentration of polymer was varied in the formulation. Indeed, thinner shells may lead to higher echogenicity.

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This annual survey, conducted by the Italian group for mammography screening (GISMa), collects individual data on diagnosis and treatment of about 50% of screen-detected, operated lesions in Italy. The 2011-2012 results show good overall quality and an improving trend over time. A number of critical issues have been identified, including waiting times (which have had a worsening trend over the years) and compliance with the recommendation of not performing frozen section examination on small lesions.

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We aim to produce emulsions that can act as contrast agents and drug carriers for cancer imaging and therapy. To increase tumor detection and decrease drug side effects, it is desirable to take advantage of the enhanced permeability and retention effect that allows nanoparticles to accumulate in tumor tissues. To do so, the emulsion droplets need to be small enough and stable over time in addition to enhancing image contrast and carrying a drug payload.

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Ultrasound imaging, having the advantages of low-cost and non-invasiveness over MRI and X-ray CT, was reported by several studies as an adequate complement to fluorescence molecular tomography with the perspective of improving localization and quantification of fluorescent molecular targets in vivo. Based on the previous work, an improved dual-modality Fluorescence-Ultrasound imaging system was developed and then validated in imaging study with preclinical tumor model. Ultrasound imaging and a profilometer were used to obtain the anatomical prior information and 3D surface, separately, to precisely extract the tissue boundary on both sides of sample in order to achieve improved fluorescence reconstruction.

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Combining Fluorescent Molecular Tomography (FMT) with anatomical imaging, e.g. MRI facilitates interpreting functional information.

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Age-related decreases in baseline cerebral blood flow have been measured with various imaging modalities, however, the contribution of capillary flow to this phenomenon remain to elucidate. This study used 2-photon laser scanning fluorescence microscopy to measure capillary diameter, red blood cell speed, and flux in individual capillaries in the sensory-motor cortex of 12 adult (3-month-old) and 12 old (24-month-old) male Long-Evans rats under isoflurane anesthesia. The average (± standard deviation) diameter and speed over 921 capillaries were 6.

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With aging, the brain undergoes changes in metabolism and perfusion, both of which influence the widely used blood-oxygenation-level-dependent (BOLD) MRI signal. To isolate the vascular effects associated with age, this study measured the response to a hypercapnic challenge using different imaging modalities in 19 young (3 months-old) and 13 old (24 months-old) Long-Evans rats. Intrinsic optical imaging was used to measure oxy (HbO), deoxy (HbR) and total (HbT) hemoglobin concentration changes, laser speckle for cerebral blood flow (CBF) changes, and MRI for the BOLD signal.

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Background: The precise assessment of cerebral saturation changes during an inflammatory injury in the developing brain, such as seen in periventricular leukomalacia, is not well defined. This study investigated the impact of inflammation on locoregional cerebral oxygen saturation in a newborn rodent model using photoacoustic imaging.

Methods: 1 mg/kg of lipopolysaccharide(LPS) diluted in saline or saline alone was injected under ultrasound guidance directly in the corpus callosum of P3 rat pups.

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This survey, conducted by the Italian breast screening network (GISMa), collects yearly individual data on diagnosis and treatment on about 50% of all screen-detected, operated lesions in Italy. The 2010 results show good overall quality and an improving trend over time. Critical issues were identified, including waiting times and compliance with the recommendations on not performing frozen section examination on small lesions.

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Imaging for diagnostics or for evaluating the efficacy of a particular drug constitutes a key challenge, and a topical area of research in nanomedicine. There has been a tremendous effort devoted to the evaluation of a variety of contrast agents, and gold nanomaterials due to their inherent and geometrically induced optical properties, have offered significant potential for in vivo imaging. The gold based nanostructures that are most commonly employed for biological imaging include nano-spheres, -rods, -shells, -cages and -stars.

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