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Open Access

Bacterial extracellular vesicles in the initiation, progression and treatment of atherosclerosis

Atherosclerosis is the primary cause of cardiovascular and cerebrovascular diseases. However, current anti-atherosclerosis drugs have shown conflicting therapeutic outcomes, thereby spurring the search for novel and effective treatments. Recent research indicates the crucial involvement of oral and gastrointestinal microbiota in atherosclerosis. While gut microbiota metabolites, such as choline derivatives, have been extensively studied and reviewed, emerging evidence suggests that bacterial extracellular vesicles (BEVs), which are membrane-derived lipid bilayers secreted by bacteria, also play a significant role in this process. However, the role of BEVs in host-microbiota interactions remains insufficiently explored. This review aims to elucidate the complex communication mediated by BEVs along the gut-heart axis. In this review, we summarize current knowledge on BEVs, with a specific focus on how pathogen-derived BEVs contribute to the promotion of atherosclerosis, as well as how BEVs from gut symbionts and probiotics may mitigate its progression. We also explore the potential and challenges associated with engineered BEVs in the prevention and treatment of atherosclerosis. Finally, we discuss the benefits and challenges of using BEVs in atherosclerosis diagnosis and treatment, and propose future research directions to address these issues.

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Cost-effectiveness of finerenone therapy for patients with chronic kidney disease and type 2 diabetes in England & Wales: results of the FINE-CKD model.

Chronic kidney disease (CKD) is the leading cause of kidney failure, end-stage kidney disease (ESKD), and cardiovascular (CV) events in patients with type 2 diabetes (T2D). The FIDELIO-DKD trial demonstrated that finerenone lowered the risk of renal and CV events in patients with CKD and T2D, regardless of cardiovascular disease history. This study evaluated the cost-effectiveness of finerenone added to background treatment (finerenone + BT) versus background treatment (BT) alone in patients with CKD and T2D from the perspective of the National Health Service in England and Wales.

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Open Access

Macroprudential policies and bank risk evidence from Vietnam

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Open Access

Shifting sands: how major events shape gold futures in the Indian commodity market

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Open Access

Physiotherapy management of Parkinson’s disease in a tertiary hospital in Nigeria: a case report

Parkinson’s disease (PD) is a progressive neurodegenerative disorder primarily characterized by the degeneration of dopaminergic neurons in the substantia nigra, leading to motor impairments such as tremors, bradykinesia, and postural instability. It also affects cognitive functions, contributing to difficulties in movement control and non-motor symptoms, including cognitive decline, sleep disturbances, and emotional dysregulation. Although pharmacological treatments provide symptomatic relief, there is limited evidence regarding the effectiveness of non-pharmacological interventions in improving both motor and cognitive outcomes. This case report details the physiotherapy management of a 72-year-old male patient with stage 3 PD, highlighting a structured 14-week physiotherapy program that targeted balance, coordination, and cognitive function. The intervention, which incorporated personalized exercises and cognitive training, resulted in significant improvements in tremor frequency, postural control, and cognitive function. Remarkably, the patient demonstrated a progression from Hoehn and Yahr stage 3 to stage 1, suggesting that intensive physiotherapy can have a profound impact on both motor control and overall quality of life (QOL). This case is notable for its novel approach in combining physical therapy with cognitive interventions in a PD patient, a strategy not widely reported in existing literature. Given the lack of curative treatments for PD, the findings underscore the critical role of non-pharmacological interventions, such as physiotherapy, in improving both motor and non-motor outcomes in PD patients. This report highlights the potential for intensive, individualized physiotherapy programs to promote neuroplasticity and significantly enhance patient outcomes, offering new insights into holistic PD management.

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Reciprocal causation relationship between rumination thinking and sleep quality: a resting-state fMRI study

Shiyan Yang, Xu Lei    (2025)
Rumination thinking is a type of negative repetitive thinking, a tendency to constantly focus on the causes, consequences and other aspects of negative events, which has implications for a variety of psychiatric disorders. Previous studies have confirmed a strong association between rumination thinking and poor sleep or insomnia, but the direction of causality between the two is not entirely clear. This study examined the relationship between rumination thinking and sleep quality using a longitudinal approach and resting-state functional MRI data. Participants were 373 university students (males: n = 84, 18.67 ± 0.76 years old) who completed questionnaires at two time points (T1 and T2) and had resting-state MRI data collected. The results of the cross-lagged model analysis revealed a bidirectional causal relationship between rumination thinking and sleep quality. Additionally, the functional connectivity (FC) of the precuneus and lingual gyrus was found to be negatively correlated with rumination thinking and sleep quality. Furthermore, mediation analysis showed that rumination thinking at T1 fully mediated the relationship between FC of the precuneus-lingual and sleep quality at T2. These findings suggest that rumination thinking and sleep quality are causally related in a bidirectional manner and that the FC of the precuneus and lingual gyrus may serve as the neural basis for rumination thinking to predict sleep quality. Overall, this study provides new insights for enhancing sleep quality and promoting overall health.
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PmiR-Select® - a computational approach to plant pre-miRNA identification in genomes

Precursors of microRNAs (pre-miRNAs) are less used in silico to mine miRNAs. This study developed PmiR-Select® based on covariance models (CMs) to identify new pre-miRNAs, detecting conserved secondary structural features across RNA sequences and eliminating the redundancy. The pipeline preceded PmiR-Select® filtered 20% plant pre-miRNAs (from 38589 to 8677) from miRBase. The second filter reduced pre-miRNAs by 7% (from 8677 to 8045) through length limit to pre-miRNAs (70-300 nt) and miRNAs (20-24 nt). The 80% redundancy threshold was statistically the best, eliminating 55% pre-miRNAs (from 8045 to 3608). Angiosperms retained the highest number of pre-miRNAs and their families (2981 and 2202), followed by gymnosperms (362 and 271), bryophytes (183 and 119), and algae (82 and 78). Thirty-seven conserved pre-miRNA families happened among plant land clades, but none with algae. The PmiR-Select® was applied to the rice genome, producing 8536 pre-miRNAs from 36 families. The 80% redundancy threshold retained 3% pre-miRNAs (n = 264) from 36 families, valuable experimental and computational research resources. 14% (n = 1216) of 8536 were new pre-miRNAs from 19 new families in rice. Only 16 new sequences from six families overlapped (39 to 54% identities) with rice pre-miRNAs and five species on miRBase. The validation against mature miRNAs identified 8086 pre-miRNAs from 13 families. Eleven ones have already been recorded, but two new and abundant pre-miRNAs [miR437 (n = 296) and miR1435 (n = 725)] scattered in all 12-rice chromosomes. PmiR-Select® identified pre-miRNAs, decreased the redundancy, and discovered new miRNAs. These findings pave the way to delineating benchtop and computational experiments.

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Iron-Mediated Regulation in Adipose Tissue: A Comprehensive Review of Metabolism and Physiological Effects

Review the latest data regarding the intersection of adipose tissue (AT) and iron to meet the needs of AT metabolism and the progression of related diseases.

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A Survey on Blockchain Scalability: From Hardware to Layer-Two Protocols

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Open Access

The quadruplon in a monolayer semiconductor

The ultimate goal of understanding the structure of matter has spurred a constant search for composite particles, especially high-order correlated entities for nearly all forms of matter, from elementary particles, nuclei, and cold atoms, to condensed matter. So far, composite particles involving two or three constituent particles and their weak-coupling combinations have been experimentally studied, such as the Cooper pairs, excitons, trions, and bi-excitons in condensed matter physics, or diquarks, mesons, and di-mesons in quantum chromodynamics. Although genuine four-particle correlated entities have long been theorized in various materials, alternatively known as quadruplons (Rausch and Potthoff in New J. Phys. 18, 2016), quadrons (Quang et al. in Physica B 602, 2021), or quartets (Jiang et al. in Phys. Rev. B 95, 2017), the only closely related experimental evidence is the tetraquark observation at CERN (LHCb in  Nat. Phys. 18, 751–754, 2022). In this article, we present for the first time the experimental evidence for the existence of a four-body entity in condensed matter, the quadruplon, involving two electrons and two holes in a monolayer of Molybdenum Ditelluride. Using the optical pump–probe technique, we discovered a series of new spectral features in addition to those of excitons and trions. Furthermore, we found that all these spectral features could be reproduced theoretically using transitions between the two-body and four-body complexes based on the Bethe–Salpeter equation. Interestingly, we found that the fourth-order irreducible cluster is necessary and sufficient for the new spectral features by using the corresponding cluster expansion technique. Thus, our experimental results combined with theoretical explanation provide strong evidence for the existence of a genuine four-particle entity, the quadruplon. In contrast to a bi-exciton which consists of two weakly interacting excitons, a quadruplon involves tightly bound four-particle entity without the presence of well-defined excitons. Our results could impact the understanding of the structure of materials in a wide range of physical systems and potentially lead to new photonic applications based on quadruplons.
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