12,141 results match your criteria: "University of Ioannina; Biomedical Research Institute[Affiliation]"

The issue of adolescent secondhand smoke (SHS) is globally significant, given that it serves as a preventable risk factor for disease prevalence and mortality rates among youth. This study evaluates trends in adolescent SHS across 27 countries from 2003 to 2021, aiming to identify global variations and sex-specific differences, providing insights for future policy recommendations. The data for this study were collected from the Global School-based Student Health Survey conducted by the World Health Organization, 2003-2021.

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A computational workflow for modeling complex patient-specific coronary stenting cases.

Comput Methods Programs Biomed

February 2025

Laboratory of Biological Structures Mechanics (LaBS) - Department of Chemistry, Materials and Chemical Engineering "Giulio Natta", Politecnico di Milano, Piazza Leonardo da Vinci 32, 20133, Milano, Italy. Electronic address:

Article Synopsis
  • * The researchers improved their modeling techniques by incorporating varying mechanical properties in the artery walls and recognizing different plaque types, leading to more realistic simulations reflecting real-life conditions.
  • * Results showed that the new simulation framework accurately predicted clinical outcomes, with less than 15% error in lumen area recovery, making it a valuable tool for understanding stent performance in overstretched arteries.
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Cognitive impairment in Parkinson's disease and other parkinsonian syndromes.

J Neural Transm (Vienna)

November 2024

Department of Neurology, Faculty of Medicine, School of Health Sciences, University of Ioannina, Stavrou Niarchou Av., University Campus, Ioannina, Greece.

Article Synopsis
  • This review discusses mild cognitive impairment in Parkinson's disease and atypical parkinsonian disorders, emphasizing the overlap in symptoms and recent diagnostic criteria.
  • It highlights how conditions like progressive supranuclear palsy, corticobasal degeneration, and multiple system atrophy can also lead to significant cognitive decline.
  • The use of biomarkers such as MRI, FDG-PET, and specific proteins is becoming crucial for early diagnosis and differentiating these disorders, indicating a need for ongoing research to improve diagnostic methods and treatment options.
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Geant4-DNA development for atmospheric applications: N, O and CO models implementation.

Phys Med

December 2024

Physics Dep., Sapienza U. of Rome, p.le Aldo Moro, 2, 00185, Rome, Italy; INFN, Sec. of Rome, p.le Aldo Moro, 2, 00185, Rome, Italy.

Article Synopsis
  • * New electron interaction models for nitrogen, oxygen, and carbon dioxide have been validated up to 10 MeV, which is important given carbon dioxide's role as a greenhouse gas.
  • * Results show that the models align well with existing literature, confirming their reliability and enabling further research into the effects of ionization on atmospheric chemistry and climate impacts.
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. Open reduction internal fixation (ORIF) and external fixation are traditional surgical techniques for treating type VI Schatzker tibial plateau fractures. A newly developed technique integrates the intramedullary tibial nail with condylar bolts.

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Language and Cognitive Impairments in Multiple Sclerosis: a Comparative Study of RRMS and SPMS Patients.

Arch Clin Neuropsychol

November 2024

Department of Speech and Language Therapy, University of Ioannina, 4th km. of the Ioannina - Athens National Road, Ioannina, 45500, Greece.

Objective: Previous studies have reported that patients with Multiple Sclerosis (MS) face cognitive difficulties. Much less, however, is known about their language abilities. The present study aims to provide a clear view of the language abilities of adults with MS, considering their cognitive skills and the type of the disorder.

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The human microbial flora is quite diverse and versatile, playing several beneficial roles in association with the host and deriving nutrition from it. The present study aimed to identify gut microbial flora with potential probiotic activities. Eighteen bacterial isolates were screened from ten male individuals in this study.

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Article Synopsis
  • A 5-year-old girl with previously normal health was diagnosed with stage 2 hypertension, which is not common in young children and often connected to other disorders.
  • Despite normal findings in physical exams and imaging tests like ultrasound and CT scans, blood tests indicated a high renin level and slightly elevated aldosterone, hinting at a potential renovascular issue.
  • A specialized renal scan (DMSA) indicated a blockage in a small artery in her kidney, which was successfully fixed through a procedure known as arteriography, emphasizing the usefulness of a captopril DMSA scan in identifying minor kidney artery problems.
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Article Synopsis
  • - The study evaluated the early and mid-term results of using a physician-modified candy-plug (pmCP) technique for occluding false lumen in patients with type-B aortic dissection, involving analysis of 17 patients treated between September 2018 and May 2024.
  • - Results showed a 100% technical success rate, an 82% clinical success rate, and a low postoperative mortality of 6%. Notably, 82% of patients achieved early complete false lumen occlusion.
  • - The pmCP technique demonstrated promising long-term outcomes with 75% of patients experiencing complete thoracic false lumen thrombosis and stable aneurysm sizes during follow-up, indicating reduced need for further aortic interventions. *
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Background/objectives: Lifestyle interventions such as dietary changes have been proposed to control the cardiometabolic risk factors and thus prevent cardiovascular (CV) disease (CVD). We performed an umbrella review to investigate whether different dietary patterns affect CV risk in individuals with at least one cardiometabolic risk factor (hypertension, dyslipidemia, obesity, diabetes, metabolic syndrome) but not established CVD.

Methods: We systematically searched the PubMed and Scopus databases (up to August 2024) for the systematic reviews and meta-analyses of randomized controlled trials (RCTs).

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Article Synopsis
  • An emerging multidrug-resistant fungal pathogen presents challenges in healthcare due to high misidentification and treatment resistance, highlighting a need for better identification methods.
  • The study utilized Raman spectroscopy on fungal cultures grown on modified Dixon's agar to differentiate among species, identifying key spectral markers that distinguish them into subgroups and using principal component analysis (PCA) for further differentiation.
  • The research also revealed a unique spectral signature for the modified agar, showcasing Raman spectroscopy's ability for real-time, non-destructive identification, despite the challenges posed by spectral similarity and variability among closely related fungi.
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Pseudorabies Virus Prevalence in Lung Samples of Hunted Wild Boars in Northwestern Greece.

Pathogens

October 2024

Laboratory of Microbiology and Infectious Diseases, School of Veterinary Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece.

Aujeszky's Disease, caused by the pseudorabies virus (PRV), is an acute, often fatal disease affecting mainly pigs and incidentally other animals. While eradicated in several countries, PRV persists in wild boar populations, posing a risk to domestic pigs. This study investigates PRV prevalence in wild boars in the region of Epirus, located in the northwest of Greece.

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Carob leaves have gained attention for their bioactive properties and traditional medicinal uses, including as treatment for diabetes, digestive disorders, and microbial infections. The aim of this study was to explore the phytochemical composition of carob leaf acetone extracts using advanced spectroscopic techniques. The combined use of heteronuclear nuclear magnetic resonance (NMR) experiments with 1D selective nuclear Overhauser effect spectroscopy (NOESY) offers detailed structural insights and enables the direct identification and quantification of key bioactive constituents in carob leaf extract.

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: Graphene Oxide (GO) has shown great potential in biomedical applications for cancer therapeutics. The biosafety and stability issues of GO in biological media have been addressed by functionalization with polyethylene glycol (PEG). : In this work, carboxylated, nanosized GO (nCGO) was evaluated as a potential carrier of paclitaxel (PCT).

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Kidney disease is a public health epidemic affecting 10% of the population worldwide with a constantly rising incidence, and it is an important contributor to morbidity and mortality. Type 2 diabetes mellitus (T2DM) is a chronic complex condition with a rising incidence worldwide. T2DM remains the principal cause of chronic kidney disease (CKD), which is related to a high risk for cardiovascular (CV) events, end-stage kidney disease (ESKD), and, overall, considerable morbidity and mortality.

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Article Synopsis
  • * Conducted in July 2024, the study analyzed literature focusing on adult patients with exfoliation who had no prior ocular surgeries, measuring IOP reduction 6 and 12 months post-surgery.
  • * Results showed a mean IOP reduction of 3.43 mmHg at 6 months and 2.75 mmHg at 12 months after surgery; however, the evidence quality was very low due to limitations in the studies, indicating a need for further research.
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Anastomotic leakage (AL) still remains a common complication after colorectal anastomosis that leads to increased morbidity and mortality. The gut microbiota has been hypothesized as one of the risk factors associated with anastomotic leakage. The aim of the present study was to summarize all existing clinical and experimental studies that evaluate the impact of intestinal microbiota on anastomotic leakage after colorectal resection.

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The purpose of this prospective case-control study is to investigate the correlation of the miR-143 gene rs353292 polymorphism in Caucasian women with recurrent pregnancy loss (RPL) compared to a matched control group with at least one live birth and without pregnancy losses. In total, 110 women with recurrent pregnancy losses and 95 control women were recruited. Peripheral blood was collected from all women, and the isolation of DNA was performed with Monarch Genomic DNA Purification.

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Article Synopsis
  • Individuals with subjective cognitive decline (SCD) face a higher risk of developing dementia, and the GINGER initiative presents a multicomponent lifestyle intervention approach that includes exercise as a key component for prevention and management.
  • The exercise protocol designed for GINGER targets adults over 55 with SCD and involves a structured program of aerobic, strengthening, balance, and dual-task exercises, delivered three times a week, both in group sessions and at home.
  • The implementation of this exercise protocol was found to be feasible and reliable, showing good adherence and user satisfaction, along with notable improvements in physical health outcomes among participants.
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Background/objectives: Embryo implantation is a highly complex process that requires the precise regulation of numerous molecules to be orchestrated successfully. Micro RNAs (miRNAs) are small non-coding RNAs that regulate gene expression and play a crucial role in the regulation of embryo implantation. This article aims to summarize the key findings of the literature regarding the role of miRNAs in human embryo implantation, emphasizing their involvement in critical stages such as decidualization, endometrial receptivity and trophoblast adhesion.

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Modern bioeconomy and sustainability demands lead food technology in the development of novel biobased edible food preservatives. Herein, the development and characterization of novel polysaccharide (xanthan gum and kappa-carrageenan)-based nanoemulgels (NGs) enhanced with essential oil derivatives; pure citral (CT); pure carvacrol (CV); and various CT:CV ratios (25:75, 50:50, and 75:25) are presented. The obtained NGs are applied as active edible coatings for extending the shelf life of Protected Designation of Origin (PDO) green table olives of Chalkidiki.

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Article Synopsis
  • * The evaluation highlighted areas where the AI struggled, particularly in interpreting complex medical scenarios and demonstrated issues with context understanding, leading to errors in 27% of cases.
  • * Although GPT-4 showed potential for clinical relevance, further scrutiny of its reasoning and accuracy is necessary before fully relying on it in a medical setting.
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Breakthrough in RAS targeting with pan-RAS(ON) inhibitors RMC-7977 and RMC-6236.

Drug Discov Today

November 2024

Department of Oncology-Pathology, Karolinska Institutet, 171 76 Stockholm, Sweden; Theme Cancer, Karolinska Comprehensive Cancer Center and Karolinska University Hospital, 171 76 Stockholm, Sweden.

The multi-selective tri-complex RAS(ON) inhibitors RMC-7977 and RMC-6236 signal new avenues for RAS targeting. This systematic review aims to comprehensively present the available preclinical and early clinical data on these agents. We screened Medline, Scopus, the ESMO and ASCO conference sites and ClinicalTrials.

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Pulmonary involvement in systemic sclerosis: can sex play a role?

Rheumatology (Oxford)

November 2024

Department of Rheumatology, School of Health Sciences, Faculty of Medicine, University of Ioannina, Ioannina, Greece.

Objectives: Systemic sclerosis (SSc) is a rare and complex autoimmune disease with significant complications. During the last few years, research interest focuses on the differences between female and male patients. However, there is a lack of data regarding the role of sex in the presence of small airway disease (SAD).

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