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Antoine Théberge, Zineb El Yamani, M. Barakovic, S. Magon, J. Yang, Maxime Descoteaux, F. Rheault, Pierre-Marc Jodoin

N. Vanis, A. Husić, N. Vanis, F. Mesa, E. Selimović, D. Horozic, R. Mesihović

Avina Vongpradith, R. Dominguez, Lorainne Tudor Car, Amanda Movo, Samuel M. Ostroff, Jiawei He, Samuel B. Albertson, A. Carter et al.

BACKGROUND Enteric infectious diseases claim more than 1 million lives annually and are among the top ten causes of death in children younger than 5 years. Remarkable global investment has been dedicated to enteric infectious disease prevention and control; however, the shifting global health landscape is testing the continuance of progress. To evaluate the current status and guide future interventions, we present the latest epidemiological estimates of enteric infectious diseases from the Global Burden of Diseases, Injuries, and Risk Factors Study (GBD) 2023 and assess progress towards the Global Action Plan for the Prevention and Control of Pneumonia and Diarrhoea (GAPPD) mortality target of fewer than 20 deaths per 100 000 children younger than 5 years by 2025. METHODS We quantified the incidence, mortality, and disability-adjusted life-years (DALYs) of enteric infectious diseases by age, sex, and year across 204 countries and territories from 1990 to 2023. In GBD 2023, the following were considered under the category of enteric infectious diseases: diarrhoeal diseases, enteric fever (typhoid and paratyphoid), invasive non-typhoidal Salmonella spp (iNTS) infections, and other intestinal infectious diseases. We also examined 15 aetiologies contributing to diarrhoeal diseases. Incidence and prevalence were estimated with DisMod-MR (version 2.1), a Bayesian meta-regression tool, drawing on data from systematic reviews, population-based surveys, claims data, and hospital sources. Cause-specific mortality was modelled with Cause of Death Ensemble Modelling based on data from sources including vital registration, mortality surveillance, verbal autopsy, and minimally invasive tissue sampling. Years of life lost and years lived with disability were computed and combined to derive DALYs. For aetiology-specific estimation, population-attributable fractions (PAFs) for 15 pathogens were derived with a counterfactual framework. Point estimates and 95% uncertainty intervals (UIs) were generated from 250 draws from the posterior distribution. FINDINGS In 2023, enteric infectious diseases resulted in an estimated 1·27 million (95% UI 0·963-1·68) deaths globally, declining from 3·69 million (3·04-4·56) in 1990. The global age-standardised mortality rate (ASMR) decreased from 74·1 (62·0-92·9) per 100 000 population to 16·4 (12·6-21·3) per 100 000 population during the same period. Diarrhoeal diseases accounted for most deaths in 2023 (1·11 million [0·811-1·54]), followed by enteric fever and iNTS. South Asia and sub-Saharan Africa remained the most affected regions in 2023, with 599 000 (441 000-882 000) and 501 000 (373 000-648 000) deaths due to enteric infectious diseases, respectively, predominantly from diarrhoeal disease. Rotavirus was the leading cause of all-age diarrhoeal disease deaths (PAF 16·3% [12·0-21·5]), followed by norovirus (10·2% [2·4-17·0]) and Shigella spp (9·3% [5·4-15·2]). Among children younger than 5 years, PAFs of deaths due to diarrhoeal diseases were 40·2% (32·5-48·5) for rotavirus, 24·0% (15·1-36·7) for Shigella spp, and 23·4% (13·7-34·3) for adenovirus. Across 204 countries and territories, 141 met the GAPPD mortality target in 2023. The driving aetiologies among countries that did not meet the target in 2023 varied slightly by GBD super-region, but the highest or second-highest number of deaths in children younger than 5 years were consistently attributed to rotavirus. Astrovirus and sapovirus, newly included in GBD 2023, were responsible for 24 600 (6290-49 000) and 18 800 (4650-44 400) deaths, respectively, in 2023, mainly in children younger than 5 years. INTERPRETATION Our findings show that mortality and ASMRs of enteric infectious diseases declined substantially between 1990 and 2023. This decline is consistent with the expansion of public health measures and broader socioeconomic development. However, the burden in 2023 remains considerably high, with the highest mortality concentrated in sub-Saharan Africa and south Asia. Considering that more than a quarter of all countries had yet to meet the GAPPD mortality target in 2023, sustained efforts are needed to address the persistent burden in affected countries and to adapt to the changing global health landscape. FUNDING Gates Foundation.

K. Paraskevas, S. Sultan, Anna Podlasek, Alan Dardik, P. Myrcha, Bruce A. Perler, Christopher J. White, Mario D ’ Oria et al.

Adi Ahmetspahic, E. Selimovic, F. Alagic, Almaida Alagic, Ermin Begović, Suzana Tihic, A. Džurlić, Razim Mahmutagic et al.

Background/objectives: Aneurysmal subarachnoid hemorrhage (aSAH) is a neurosurgical emergency associated with cerebral vasospasm, representing an important complication. This study assessed the association between cerebrospinal fluid (CSF) interleukin-6 (IL-6) levels and cerebral vasospasm after aSAH. Methods: This prospective single-center observational study with repeated measurements included 56 patients among 74 screened patients with aSAH; 18 patients were excluded according to predefined exclusion criteria, including infection, unavailable CSF samples or requirement for CSF diversion within the first seven days of onset. The samples were obtained via lumbar puncture on post-hemorrhage days 3 and 7. IL-6 was quantified using an electrochemiluminescent immunoassay. Radiological vasospasm (RV) was assessed by computed tomography angiography, while clinical vasospasm (CCV) was defined as new neurological deterioration unexplained by other causes. Results: Median IL-6 levels were 423.5 pg/mL on day 3 and 726.0 pg/mL on day 7. Day 7 IL-6 levels were associated with RV (p = 0.045) and CCV (p = 0.010), while day 3 IL-6 was associated with CCV only (p = 0.035). Day 7 IL-6 showed modest discriminatory performance for CCV: AUC = 0.722, cut-off 460 pg/mL, sensitivity 75.0%, and specificity 68.8%; for RV: AUC = 0.659, cut-off 451 pg/mL, sensitivity 81.8%, and specificity 56.5%. Conclusions: Elevated CSF IL-6 levels were associated with cerebral vasospasm after aSAH, with a more consistent association observed for CCV than for RV; however, these findings are hypothesis-generating and require validation before clinical applicability can be determined.

E. Bećirović, Minela Bećirović, Jusuf Hodzic, Amir Bećirović, Mugdim Bajrić, Admir Abdić, Fahrudin Šabanović, Emir Begagić

BACKGROUND Acute hyperglycemia is frequently observed in patients presenting with acute coronary syndromes and is considered a marker of metabolic and neurohormonal stress. However, its prognostic significance relative to chronic glycemic status remains incompletely understood, particularly in patients with non-ST-segment elevation myocardial infarction (NSTEMI). Glycated hemoglobin (HbA1c) reflects long-term glycemic control but may not adequately capture acute metabolic derangements occurring during myocardial ischemia. Stress hyperglycemia reflects a transient metabolic response to acute illness mediated by counter-regulatory hormones, systemic inflammation, and increased hepatic gluconeogenesis, and does not necessarily indicate pre-existing insulin resistance or chronic dysglycemia. Recent studies suggest that stress-related hyperglycemia indices may better reflect short-term risk, yet comparative data in NSTEMI populations remain limited. AIM To determine whether admission stress hyperglycemia indices are associated with early mortality in patients with non-ST elevation myocardial infarction. METHODS This prospective, single-center observational study consecutively enrolled 171 patients admitted with confirmed NSTEMI. Stress hyperglycemia was assessed using the stress hyperglycemia ratio (SHR) and the admission glucose-to-chronic glycemia ratio (ACGR), calculated from admission plasma glucose and HbA1c values obtained at hospital presentation. Patients were categorized according to established HbA1c thresholds. Clinical, laboratory, and echocardiographic data were systematically collected. All patients were followed for three months after discharge. The primary endpoint was the occurrence of major adverse cardiovascular events (MACE), defined as a composite of cardiovascular death, non-fatal myocardial infarction, or urgent coronary revascularization. The secondary endpoint was all-cause mortality. Discriminatory performance was evaluated using receiver operating characteristic (ROC) curve analysis. Multivariable logistic regression models were constructed to assess the independent and incremental prognostic value of stress hyperglycemia indices before and after adjustment for established clinical and echocardiographic predictors. RESULTS During the three-month follow-up period, 88 MACE and 25 deaths were recorded. HbA1c categories were not significantly associated with all-cause mortality or MACE. In contrast, admission glucose levels, SHR, and ACGR were significantly higher in non-survivors than in survivors. No significant differences in HbA1c were observed between outcome groups. Stress hyperglycemia indices demonstrated modest discriminatory ability for predicting mortality and showed greater discrimination than HbA1c in ROC analyses. In multivariable models, both SHR and ACGR remained independently associated with early mortality after adjustment for demographic, clinical, and echocardiographic variables, whereas no independent association with the composite MACE endpoint was observed. ROC-derived thresholds used for survival analyses were exploratory and have not been externally validated. CONCLUSION In patients with NSTEMI, stress hyperglycemia indices assessed at hospital admission are independently associated with early mortality, whereas chronic glycemic status shows limited prognostic relevance. These indices appear to reflect acute systemic stress and metabolic instability and may provide clinically useful information for early risk stratification during the initial phase of hospitalization, particularly when comprehensive echocardiographic assessment is not yet available.

A. Vidak, I. Movre Šapić, V. Gomzi, V. Mešić

Immersive virtual reality (IVR) can heighten presence and enable active, embodied interaction in realistic 3D environments, which has been associated with potential benefits in physics education. This article presents a comprehensive review of immersive virtual reality implementation in physics education at both school and university levels. The analysis included 34 studies indexed in Scopus and ERIC, published between January 1, 2018, and June 1, 2025. Methodologically, this review followed a PRISMA approach. IVR implementations for physics learning were assessed, topic-aligned activity types were summarized, and associated opportunities and challenges were documented. Findings indicate that IVR can support physics learning by providing complementary visualizations, optimizing cognitive load, enabling haptic learning, saving time, and fostering collaborative inquiry. Conversely, the most frequent potential IVR challenges include discomfort, unreliable interaction, orchestration issues, relatively high costs, and significant extraneous cognitive load.

Wildlife–vehicle collisions (WVCs) represent a growing safety, ecological, and economic challenge, with direct consequences for human lives, material damage, and biodiversity conservation. In the Federation of Bosnia and Herzegovina, systematic analyses that link traffic accidents caused by collisions with wildlife are lacking. This research identifies high-risk locations of WVCs and applies geospatial analysis to the main roads of the Federation of Bosnia and Herzegovina. The analysis is based on official police reports documenting 14,169 traffic accidents between 2021 and 2023, of which 104 cases (0.73%) were classified as animal-related. Although species were not specified in the reports, these accidents predominantly occurred in areas where wildlife crossings are expected, and thus are treated as potential wildlife–vehicle collisions. The results indicate a concentration of WVCs in nine municipalities, with eight critical road segments identified on main roads. Additional analyses explored the relationship between collisions, road infrastructure (bridges, tunnels), and ecological features of habitats (Emerald Network, Natura 2000, Red List of FBiH, IUCN). Based on the findings, it can be concluded that spatially targeted prevention is essential, with priority given to infrastructural measures (wildlife overpasses, fencing, signage) and strategic measures (improved databases, continuous monitoring, and integration into spatial planning). The obtained results provide a foundation for policies that simultaneously enhance traffic safety and contribute to the protection of wildlife populations.

Michela Giordano, Michela Pinna, I. López, Mélanie Cornet, Nihada Delibegović Džanić

This paper presents a reflective analysis of the International Teacher Education (ITE) eTwinning Lab 2025-26, a transnational collaborative project involving pre-service teachers at the University of Cagliari (Italy) in partnership with Aix-Marseille Université (France), the University of Castilla-La Mancha (Spain), and the University of Tuzla (Bosnia and Herzegovina). Framed by the eTwinning annual theme “Citizenship education: celebrating what unites us”, the 12-hour laboratory engaged pre-service primary teachers (Pinter, 2017) in designing and simulating transnational, project-based learning experiences using English as a Lingua Franca. Grounded in the principles of Content and Language Integrated Learning (CLIL) (Coyle, Hood, & Marsh, 2010) and digital pedagogy, the lab aimed to develop participants’ soft skills and transversal competences: digital literacy, intercultural communication, collaborative project design, pedagogical innovation, and professional discourse community building (Swales, 1990). Employing a mixed-methods approach, data were analysed from post-project questionnaires (N=95 [Cagliari], N=10 [Tuzla], N=10 [Aix-Marseille], N=8 [Castilla-La Mancha]), ongoing formative assessments (through the usage of several tools as Mentimeter, AnswerGarden, and Padlet), and analysis of collaborative outputs (Canva projects). Findings reveal significant improvement in digital tool mastery, particularly with AI chatbots and collaborative platforms, and, most of all, enhanced intercultural awareness and learners’ self-confidence. It is argued here that this experience, with both its products and processes, can contribute to the growing literature on online teacher education and can provide a replicable model for integrating eTwinning into university-based training programs across Europe.

Zlatan Ristić, B. Pašalić, Marina Antić, Mirjana Žabić, Predrag Ilić, Sonja Umićević, David Ducanović, B. Bosancic

As a part of the Gene Bank of the Republic of Srpska, within the Institute of Genetic Resources, University of Banja Luka, field collections of autochhthonous fruit and grape varieties serve as a valuable resource for diverse scientific research, experimental studies, measurements, and long-term monitoring. In ripening season of 2024, we counducted research on traditional autochthonous apple varieties. From field collections, we selected 3 apple accsessions with good yield potential, for sampling. The apple varieties included in this study were Bjeličnik, Vidovka žuta and Kanada Švabica.  After color analyses was done, we concucted analyses of antioxidant potential in samples. Methods used for color were the LAB digital color positioning system and for antioxidant potential, it was determined using the DPPH free radical sequencing method. Results showed that EC50 value of 18.60 mg/mL places 'Vidovka žuta' at the top of the studied varieties for antioxidant potential. 'Bjeličnik' is interesting variety in the pomology of Republika Srpska, named for its characteristic pale, almost white skin (EC50 =24.19 mg/mL). Kanada švabica showed EC50 of 31.87 mg/mL, and suggests a lower relative antioxidant potency compared to 'Vidovka žuta' and 'Bjeličnik'. Color showed that Bjeličnik is also significantly lighter than the others, confirming its phenotype as the "white" apple of the collection. Yellowness (b*) indicated that Vidovka žuta and Kanada švabica are statistically similar in their yellow intensity, while Bjeličnik is significantly less yellow. Traditional apples are a rich source of dietary antioxidants. The high uniformity in 'Bjeličnik' and the superior potency of 'Vidovka žuta' justify their use in breeding programs targeting increased functional value in modern apple cultivars.

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