4,861 results match your criteria: "University "Magna-Graecia" of Catanzaro[Affiliation]"

7-methyl-2-phenylimidazo[1,2-b]pyridazin-3-carboxylic acid (DM1) and 6-methoxy-2-phenylimidazo[1,2-b]pyridazin-3-carboxylic acid (DM2) have been shown to act as human (h) Cav voltage-gated calcium channel blockers with promising in vivo anti-absence activity, positioning them as potential antiepileptic drugs. The primary aim of this work was to develop cost-effective and environmentally friendly synthetic procedures for preparing 2-phenylimidazo[1,2-b]pyridazine derivatives. After optimizing the synthesis of this compound class using efficient and green techniques such as microwaves and ultrasound irradiation, we further evaluated the antiepileptic effects of DM1 and DM2 in two animal models: CD-1 ICR mice after pentylenetetrazol administration and DBA/2 mice with seizures induced by audiogenic stimuli.

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  • The study compares ultrasound (USG)-guided corticosteroid injections to anatomic landmark-guided injections for treating greater trochanteric pain syndrome (GTPS), focusing on pain relief and functional improvement.
  • Results showed that USG injections provided greater initial improvements in pain and function, especially for patients with severe symptoms, but long-term outcomes were similar for both methods.
  • USG injections were also found to be more cost-effective for functional outcomes, highlighting the need for assessing long-term effectiveness when choosing treatment strategies for GTPS.
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Myoclonus has multiple clinical manifestations and heterogeneous generators and etiologies, encompassing a spectrum of disorders and even physiological events. This paper, developed from a teaching course conducted by the Neurophysiology Commission of the Italian League against Epilepsy, aims to delineate the main types of myoclonus, identify potential underlying neurological disorders, outline diagnostic procedures, elucidate pathophysiological mechanisms, and discuss appropriate treatments. Neurophysiological techniques play a crucial role in accurately classifying myoclonic phenomena, by means of simple methods such as EEG plus polymyography (EEG + Polymyography), evoked potentials, examination of long-loop reflexes, and often more complex protocols to study intra-cortical inhibition-facilitation In clinical practice, EEG + Polymyography often represents the first step to identify myoclonus, acquire signals for off-line studies and plan the diagnostic work-up.

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Recommendations for fast-track extubation in adult cardiac surgery patients: a consensus statement.

Minerva Anestesiol

November 2024

Department of Medicine, Surgery, and Neurosciences, Anesthesia and Intensive Care Unit, University Hospital of Siena, Siena, Italy.

Introduction: Enhanced recovery after cardiac surgery in selected low-risk patients, has the potential to improve outcomes and reduce the burden of healthcare costs. Anesthesia-related challenges play a major role in the successful implementation of Enhanced Recovery After Surgery (ERAS) protocols, with particular emphasis placed on fast-track extubation. Acknowledging the importance of this practice, the Italian Association of Cardiac Anesthesiologists and Intensive Care (ITACTAIC) has advocated for an initiative to establish a consensus offering practical recommendations for fast-track extubation after adult cardiac surgery.

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  • Endocrine therapy improves outcomes for ERα+ breast cancer, but resistance remains a key challenge, often linked to mutations like Y537S in the hormone-binding domain of ERα.
  • Researchers conducted coculture experiments to study interactions between mutant breast cancer cells (MCF-7YS) and fibroblasts (both normal and cancer-associated) to see how these interactions influence cancer progression.
  • The study found that the Y537S mutation led to changes in fibroblast behavior and protein expression, with increased YAP1 involvement, suggesting that mutant breast cancer cells can enhance their growth and invasion capabilities through interactions with the tumor microenvironment.
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Background: The level of spinal cord injury affects the severity of respiratory impairment and the alteration of respiratory pattern and gas exchanges. Lesions at the C3-C5 level (phrenic nerve nucleus) cause disruption of descending input with paralysis of the main inspiratory muscle, often requiring tracheostomy and prolonged mechanical ventilation. Oxygen therapy is essential to switch from ventilatory support to removal of the endotracheal tube to correct residual difficulties in oxygenation management.

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In the evolving landscape of data science and computational biology, Causal Networks (CNs) have emerged as a robust framework for modelling causal relationships among elements of complex systems derived from experimental data. CNs can efficiently model causal relationships emerging in a single system while comparing multiple systems, allowing to understand rewiring in different cells, tissues, and physiological states with a deeper perspective. Despite the existence of network models, namely differential networks, that have been used to compare coexpression and correlation structures, causality needs to be introduced in differential analysis to robustly provide direction to the edges of such networks, in order to better understand the flows of information, and also to better intervene in their functioning, for example for agricultural or pharmacological purposes.

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ARCADIA 1 and ARCADIA 2 were two randomized, placebo-controlled phase 3 trials showing the effectiveness of nemolizumab with concomitant use of low-to-medium potency topical corticosteroids, and/or with or without topical calcineurin inhibitors, in adults and adolescents with moderate-to-severe atopic dermatitis. Coprimary endpoints were met in the nemolizumab plus background therapy groups in both trials, with significant differences versus placebo.

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The 2-oxoglutarate carrier (OGC), pivotal in cellular metabolism, facilitates the exchange of key metabolites between mitochondria and cytosol. This study explores the influence of NADPH on OGC transport activity using proteoliposomes. Experimental data revealed the ability of NADPH to modulate the OGC activity, with a significant increase of 60% at 0.

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Microbiota, composed of micro-organisms like bacteria, viruses, and non-pathogenic fungi, plays a crucial role in digestion, vitamin production, and protection against dangerous microbes. Several factors, including age, diet, alcohol consumption, stress, environmental microorganisms, and therapies (particularly antibiotics), as well as birth and nursing, could modify the microbiota. Recent research has highlighted its alteration and involvement in a various disease, including metabolic syndrome and acne.

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In recent years, natural polymers have attracted great interest for the development of release systems for vaccine formulations and drug delivery. Zein, a hydrophobic proline-rich protein mixture obtained from maize, is one of the most widely used polymers, very promising for applications in tissue engineering and the parenteral delivery of bioactive agents. Still, we have a limited understanding of the interaction between zein particles and the human immune system, in particular innate immunity/inflammation, which is the first line of defense of our body.

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Background: Hashimoto's thyroiditis (HT) is a common autoimmune thyroid disorder characterized by elevated anti-thyroid peroxidase (A-TPO) antibodies. HT frequently coexists with other autoimmune conditions, which are marked by organ-specific and non-organ-specific autoantibodies, reflecting a deregulated immune response. However, the burden and clinical significance of these circulating autoantibodies in adult patients with HT remains unclear.

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The aesthetic outcomes of wise pattern-based breast reduction and mastopexy procedures are significantly influenced by the final scar quality, which is directly impacted by the suturing technique. Over the past century literature on suture placement has remained limited, with little advancement in tissue approximation methods. The success of conventional suturing depends on the surgeon's skills and expertise and the selection of suture material.

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  • The research investigates the psychological impacts of acromegaly, a rare condition that can lead to anxiety and depression among patients.
  • A systematic review in January 2024 analyzed 55 studies focusing on anxiety, depression, and the potential absence of alexithymia in acromegaly patients, using various medical databases.
  • Findings show that anxiety and depression are prevalent in acromegaly patients, negatively affecting their health-related quality of life (HR-QoL), and highlight the need for early psychological assessment and integrated interventions to improve patient well-being.
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Self-efficacy (SE) refers to an individual's belief in their own ability to successfully execute specific tasks and produce desired outcomes. The focused SE on specific sports tasks has been shown to impact athletic performance by interacting with other self-evaluation processes, like self-efficacy beliefs in emotion-related regulation and effective emotion regulation. This study aims at investigating the mediating effect of SE in regulating negative affect in the relationship between anger and taekwondo task-focused SE.

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Background: To assess the adverse food reactions (AFR) prevalence in children with autism spectrum disorder (ASD) and in non-ASD healthy controls (NASD). Nutritional status alterations, food selectivity and adherence to Mediterranean Diet (MD) were also evaluated.

Methods: The NAFRA (Nutritional status and Adverse Food Reactions in children with Autism Spectrum Disorder) project was an observational, case-control, comparative study conducted at a tertriary center for pediatrics involving Caucasian patients of both sexes, aged 18 months-7 years, with a diagnosis of ASD, and matched NASD controls.

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Physical activity has been demonstrated to improve cognitive function, thereby preventing/slowing neurodegenerative diseases (NDs). Biological responses to physical activity and vulnerabilities to NDs are emerging to be gender-related. Herein, known ND-associated markers (β-amyloid, tau, α-synuclein), main sex steroid hormones, antioxidant responses, and key gene transcription modulators were evaluated in the blood of physically active and sedentary women and men.

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Unveiling Histone Proteoforms using 2D-TAU Gel Electrophoresis.

J Vis Exp

October 2024

Research Center on Advanced Biochemistry and Molecular Biology, Department of Experimental and Clinical Medicine, Magna Græcia University of Catanzaro;

Article Synopsis
  • Histones undergo various post-translational modifications (PTMs) that affect nucleosome dynamics and cell fate, with histone PTM regulation being essential for normal cellular function.
  • The method described combines two types of gel electrophoresis—TAU-GEL and SDS-PAGE—to effectively isolate and analyze histone isoforms, providing a detailed two-dimensional map.
  • This innovative proteomic technique enhances the ability to enrich specific histone isoforms and characterize new PTMs, aiding in the understanding of abnormal cellular behaviors linked to histone deregulation.
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Advances in body composition and gender differences in susceptibility to frailty syndrome: Role of osteosarcopenic obesity.

Metabolism

December 2024

Department of Clinical and Experimental Medicine, University "Magna Græcia" of Catanzaro, 88100 Catanzaro, Italy; Research Center for the Prevention and Treatment of Metabolic Diseases, University "Magna Græcia", 88100 Catanzaro, Italy.

Article Synopsis
  • An improper diet is widely recognized as harmful to health, and nutrition plays a key role in preventing non-communicable diseases, yet the significance of body composition research remains underappreciated.
  • The phenomenon of "osteosarcopenic obesity" particularly affects postmenopausal women and is linked to higher rates of frailty, driven by hormonal changes and the interplay of fat, muscle, and bone.
  • Emphasizing the need for personalized nutritional strategies, the text argues for a gender-specific approach to nutrition that targets visceral fat, enhances protein intake, and optimizes vitamin D levels to combat frailty syndrome effectively.
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This case series aimed to assess the clinical outcomes of oncologic patients rehabilitated with a zygomatic implant-supported prosthesis. Ten oncologic patients who underwent upper jaw resections due to cancer were enrolled in the study. Zygomatic implants were utilized for rehabilitation according to specified inclusion criteria.

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  • * In a study using WAG/Rij rats, HFD led to worsened absence seizures, depressive-like behaviors, and cognitive performance issues, despite no significant weight gain or hyperglycemia.
  • * Switching from HFD to a normal calorie diet (NCD) for 12 weeks improved seizure frequency and behavioral issues, correlating with reductions in inflammation in both the gut and brain, highlighting the negative impact of HFD and potential benefits of dietary changes.
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Polo-like kinase 2 (Plk2) belongs to a family of serine/threonine kinases, and it is involved in tumorigenesis of diverse kind of tissues. We previously reported that Plk2 gene was a transcriptional target of the mutant p53/NF-Y oncogenic complex. Plk2 protein can bind to and phosphorylate mutant p53 triggering an oncogenic autoregulatory feedback loop involved in cancer cell proliferation and chemoresistance.

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