Advancements in Chitosan and Cellulose Nanoparticles for Stem Cell-Based Tissue Engineering.

Stem cell-based tissue engineering offers transformative solutions for regenerating damaged tissues, such as bone, cartilage, and neural tissues. Chitosan and cellulose nanoparticles have emerged as promising biomaterials for enhancing stem cell delivery and scaffold performance due to their biocompatibility, biodegradability, and tunable properties. Chitosan, with its antimicrobial and bioadhesive properties, supports stem cell adhesion and differentiation in soft tissue scaffolds.

Epigenetic mechanisms and next-gen editing platforms in hematology: From molecular basis to therapeutic frontiers.

Epigenetic regulation is fundamental to hematopoiesis, influencing stem cell fate, lineage commitment, and the development of hematologic diseases. Recent technological innovations have transitioned from traditional genetic editing towards programmable, reversible epigenetic modulation without altering the DNA sequence. This review explores the evolution of epigenetic editing platforms, from zinc finger proteins and TALEs to the transformative CRISPR-dCas9 system, and introduces next-generation technologies leveraging dCas12, dCas13, and modular RNA-guided systems.

Reproducible meningioma grading across multi-center MRI protocols via hybrid radiomic and deep learning features.

Objective: This study aimed to create a reliable method for preoperative grading of meningiomas by combining radiomic features and deep learning-based features extracted using a 3D autoencoder. The goal was to utilize the strengths of both handcrafted radiomic features and deep learning features to improve accuracy and reproducibility across different MRI protocols.

Materials And Methods: The study included 3,523 patients with histologically confirmed meningiomas, consisting of 1,900 low-grade (Grade I) and 1,623 high-grade (Grades II and III) cases.

Innovative Approaches to Training in Evidence-Based Neurology.

Background: The training of clinical neurology trainees is an extensive process that requires mastery of core medical sciences alongside the integration of evidence-based clinical practice (EBCP). However, education in neurology and neurosurgery has not kept pace with the growing emphasis on EBCP across various medical specialties.

Objective: This review aims to evaluate the effectiveness of innovative training methods in enhancing the teaching and application of evidence-based neurology (EBN) among clinical neurology trainees.

"Mesenchymal stem cell-derived exosomes (MSC-exosomes) in hematology: From mechanisms to clinical breakthroughs".

Mesenchymal stem cells (MSCs) offer promising therapy because they regulate the immune system and help repair tissues. However, challenges such as low cell survival rates, immune rejection, and ethical concerns related to their clinical use have limited their widespread application. To overcome these limitations, MSC-derived exosomes (MSC-EXOs) have emerged as an innovative and promising cell-free therapeutic strategy.

Revolutionizing cancer diagnostics: The promise of exosome-based biosensors.

Exosomes are a group of extracellular nanovesicles that are produced by all cells, including cancer cells. They carry the biological information of mother cells and can facilitate tumor growth. Another advantage of exosomes is their abundance in all body fluids such as saliva, urine, blood and peritoneal fluid.

Exosomal non-coding RNAs: key regulators of inflammation-related cardiovascular disorders.

Inflammation is a complex, tightly regulated process involving biochemical and cellular reactions to harmful stimuli. Often termed "the internal fire", it is crucial for protecting the body and facilitating tissue healing. While inflammation is essential for survival, chronic inflammation can be detrimental, leading to tissue damage and reduced survival.

Exosomal non-coding RNAs: gatekeepers of inflammation in autoimmune disease.

Autoimmune diseases (AIDs) are marked by systemic inflammation and immune dysregulation, yet current therapies often fail to target their underlying causes. Emerging evidence positions exosomal non-coding RNAs (ncRNAs)-including miRNAs, lncRNAs, and circRNAs-as key regulators of inflammatory pathways, providing critical insights into AID pathogenesis. This review synthesizes recent advances in how these ncRNAs orchestrate immune cell communication, modulate inflammatory mediators, and drive microglial activation in neuroinflammatory AIDs.

Multi-objective deep learning for lung cancer detection in CT images: enhancements in tumor classification, localization, and diagnostic efficiency.

Objective: This study aims to develop and evaluate an advanced deep learning framework for the detection, classification, and localization of lung tumors in computed tomography (CT) scan images.

Materials And Methods: The research utilized a dataset of 1608 CT scan images, including 623 cancerous and 985 non-cancerous cases, all carefully labeled for accurate tumor detection, classification (benign or malignant), and localization. The preprocessing involved optimizing window settings, adjusting slice thickness, and applying advanced data augmentation techniques to enhance the model's robustness and generalizability.

Circular RNAs: driving forces behind chemoresistance and immune evasion in bladder cancer.

Bladder cancer (BCa) is characterized by recurring relapses and the emergence of chemoresistance, especially against standard treatments like cisplatin and gemcitabine. Despite its significance, the molecular mechanisms underlying chemoresistance in BCa remain elusive. Recent studies have revealed that circular RNAs (circRNAs) are pivotal regulators of cancer progression and chemoresistance.

Exosomal RNAs and EZH2: unraveling the molecular dialogue driving tumor progression.

The EZH2 gene encodes an enzyme that is part of the epigenetic factor Polycomb Repressive Complex 2 (PRC2). In order to control gene expression, PRC2 mainly modifies chromatin structure. In this complex process, EZH2 methylates histone proteins, which in turn suppresses further RNA transcriptions.

Nanomaterial sensors for enhanced detection of serotonin.

The detection of serotonin (5-HT), a critical neurotransmitter, has garnered significant attention in biosensor research because of its pivotal role in neurological and physiological processes. This narrative review highlights advancements in nanomaterial-based sensors designed to increase the sensitivity, specificity, and functionality of serotonin detection. Carbon-based nanomaterials, including carbon nanotubes (CNTs), graphene derivatives, and carbon nanofibers (CNFs), have demonstrated remarkable potential owing to their large surface area, superior electrical conductivity, and biocompatibility.

Lipid metabolism reprogramming in renal cell carcinomas.

This study investigates the intricate mechanisms underlying the correlation between elevated consumption of harmful fats and the onset of kidney malignancies. The rise in global obesity rates has been accompanied by an increased prevalence of renal cancers, prompting an exploration into the molecular pathways and biological processes linking these phenomena. Through an extensive review of current literature and clinical studies, we identify potential key factors contributing to the carcinogenic influence of harmful fats on renal tissues.

The Effects of Apigenin in the Treatment of Diabetic Nephropathy: A Systematic Review of Non-clinical Studies.

Purpose: Diabetes is one of the important and growing diseases in the world. Among the most common diabetic complications are renal adverse effects. The use of apigenin may prevent the development and progression of diabetes-related injuries.

The Radiosensitizing Potentials of Silymarin/Silibinin in Cancer: A Systematic Review.

Introduction: Although radiotherapy is one of the main cancer treatment modalities, exposing healthy organs/tissues to ionizing radiation during treatment and tumor resistance to ionizing radiation are the chief challenges of radiotherapy that can lead to different adverse effects. It was shown that the combined treatment of radiotherapy and natural bioactive compounds (such as silymarin/silibinin) can alleviate the ionizing radiation-induced adverse side effects and induce synergies between these therapeutic modalities. In the present review, the potential radiosensitization effects of silymarin/silibinin during cancer radiation exposure/radiotherapy were studied.

Melatonin in Chemo/Radiation Therapy; Implications for Normal Tissues Sparing and Tumor Suppression: An Updated Review.

Resistance to therapy and the toxicity of normal tissue are the major problems for efficacy associated with chemotherapy and radiotherapy. Drug resistance is responsible for most cases of mortality associated with cancer. Furthermore, their side effects can decrease the quality of life for surviving patients.

The Metformin Immunoregulatory Actions in Tumor Suppression and Normal Tissues Protection.

The immune system is the key player in a wide range of responses in normal tissues and tumors to anticancer therapy. Inflammatory and fibrotic responses in normal tissues are the main limitations of chemotherapy, radiotherapy, and also some newer anticancer drugs such as immune checkpoint inhibitors (ICIs). Immune system responses within solid tumors including anti-tumor and tumor-promoting responses can suppress or help tumor growth.

The key role of microRNA-766 in the cancer development.

Cancer is caused by defects in coding and non-coding RNAs. In addition, duplicated biological pathways diminish the efficacy of mono target cancer drugs. MicroRNAs (miRNAs) are short, endogenous, non-coding RNAs that regulate many target genes and play a crucial role in physiological processes such as cell division, differentiation, cell cycle, proliferation, and apoptosis, which are frequently disrupted in diseases such as cancer.

A systematic review of the protective effects of silymarin/silibinin against doxorubicin-induced cardiotoxicity.

Purpose: Although doxorubicin chemotherapy is commonly applied for treating different malignant tumors, cardiotoxicity induced by this chemotherapeutic agent restricts its clinical use. The use of silymarin/silibinin may mitigate the doxorubicin-induced cardiac adverse effects. For this aim, the potential cardioprotective effects of silymarin/silibinin against the doxorubicin-induced cardiotoxicity were systematically reviewed.

Prostate cancer and microRNAs: New insights into apoptosis.

Prostate cancer (PCa) is known as one of the most prevalent malignancies globally and is not yet curable owing to its progressive nature. It has been well documented that Genetic and epigenetic alterations maintain mandatory roles in PCa development. Apoptosis, a form of programmed cell death, has been shown to be involved in a number of physiological processes.

Multifaceted role of NF-κB in hepatocellular carcinoma therapy: Molecular landscape, therapeutic compounds and nanomaterial approaches.

The predominant kind of liver cancer is hepatocellular carcinoma (HCC) that its treatment have been troublesome difficulties for physicians due to aggressive behavior of tumor cells in proliferation and metastasis. Moreover, stemness of HCC cells can result in tumor recurrence and angiogenesis occurs. Another problem is development of resistance to chemotherapy and radiotherapy in HCC cells.

Serum concentrations of persistent organic pollutants and the metabolic syndrome in Akwesasne Mohawks, a Native American community.

The metabolic syndrome (MetS) is a group of diseases that tend to occur together, including diabetes, hypertension, central obesity, cardiovascular disease and hyperlipidemia. Exposure to persistent organic pollutants (POPs) such as polychlorinated biphenyls (PCBs) and organochlorine pesticides (OCPs) has been associated with increased risk of development of several of the components of the MetS. The goal of this study is to determine whether the associations with POPs are identical for each of the components and for the MetS.

Diabetes Prevalence in Relation to Serum Concentrations of Polychlorinated Biphenyl (PCB) Congener Groups and Three Chlorinated Pesticides in a Native American Population.

Background: Exposure to persistent organic pollutants (POPs) is known to increase risk of diabetes.

Objective: To determine which POPs are most associated with prevalence of diabetes in 601 Akwesasne Native Americans.

Methods: Multiple logistic regression analysis was used to assess associations between quartiles of concentrations of 101 polychlorinated biphenyl (PCBs) congeners, congener groups and three chlorinated pesticides [dichlorodiphenyldichloroethylene (DDE), hexachlorobenzene (HCB) and mirex] with diabetes.