Survival and immune microenvironment prediction of glioma based on MRI imaging genomics method: a retrospective observational study.

Glioma is characterized by high heterogeneity and poor prognosis. Attempts have been made to understand its diversity in both genetic expressions and radiomic characteristics, while few integrated the two omics in predicting survival of glioma. This study was intended to investigate the connection between glioma imaging and genome, and examine its predictive value in glioma mortality risk and tumor immune microenvironment (TIME).

Basic Science and Pathogenesis.

Background: Alzheimer's disease (AD) is a devastating neurological disease with complex genetic etiology, yet most known loci were only identified from the late-onset type of European ancestry.

Method: We performed a two-stage genome-wide association study (GWAS) of AD totaling 6,878 Chinese and 487,511 European individuals.

Result: We demonstrated a shared genetic architecture between early- and late-onset AD.

Global, regional, and national burden of primary liver cancer attributable to metabolic risks: an analysis of the Global Burden of Disease Study 1990-2021.

Background: The global burden of metabolic diseases is increasing, but estimates of their impact on primary liver cancer are uncertain. We aimed to assess the global burden of primary liver cancer attributable to metabolic risk factors, including high body mass index (BMI) and high fasting plasma glucose (FPG) levels, between 1990 and 2021.

Methods: The total number and age-standardized rates of deaths and disability-adjusted life years (DALYs) from primary liver cancer attributable to each metabolic risk factor were extracted from the Global Burden of Disease Study 1990-2021.

The Cascade Reaction Chemistry of Diazo Compounds with Intentionally Designed Alkene to Access Esterified Heterocycles.

Exploration of the cascade reactivity of diazo compounds with alkenes is a challenging and largely unmet goal. Herein, we disclose a light-mediated de novo synthesis of esterified heterocycles under mild conditions. The reaction displays a broad functional group tolerance, including a wide variety of alkenes, diazo compounds, and some bioactive molecules.

RUNX1 promotes proliferation of cervical cancer through TGFB2-MAPK pathway.

As cervical cancer (CC) caused more than 300,000 deaths in the world, it is urgent to identify therapeutic targets to improve survival. Though RUNX1 is overexpressed in CC, its specific role and underlying molecular mechanisms remain incompletely understood. Here we presented that RUNX1 was upregulated in CC and associated with poor prognosis.

Standardization and consensus in the development and application of bone organoids.

Organoids, self-organized structures derived from stem cells cultured in a specific three-dimensional (3D) microenvironment, have emerged as innovative platforms that closely mimic cellular behavior, tissue architecture, and organ function. Bone organoids, a frontier in organoid research, can replicate the complex structures and functional characteristics of bone tissue. Recent advancements have led to the successful development of bone organoids, including models of callus, woven bone, cartilage, trabecular bone, and bone marrow.

Toripalimab plus chemotherapy for metastatic muscle-invasive bladder cancer with a high tumor proportion score: a case report.

Background: Radical cystectomy (RC) combined with pelvic lymph node dissection (PLND) is the standard treatment for muscle-invasive bladder cancer (MIBC). For metastatic MIBC patients, platinum-based chemotherapy remains the first choice treatment. However, approximately 50% of patients with metastatic MIBC are ineligible for platinum-based adjuvant chemotherapy because of impaired renal function.

A novel EMT-related risk score model for Uveal melanoma based on ZNF667-AS1 and AP005121.1.

Uveal melanoma (UM) has emerged as one of the most common primary intraocular malignant tumors worldwide. Long non-coding RNAs (lncRNAs) are increasingly recognized as decisive factors in the progression and metastasis of UM, involving in epithelial-mesenchymal transition (EMT) of UM. We conducted a comprehensive analysis of lncRNAs closely associated with EMT-related genes in the TCGA UM cohort, identifying 961 EMT-related lncRNAs.

Tau is a receptor with low affinity for glucocorticoids and is required for glucocorticoid-induced bone loss.

Glucocorticoids (GCs) are the most prescribed anti-inflammatory and immunosuppressive drugs. However, their use is often limited by substantial side effects, such as GC-induced osteoporosis (GIO) with the underlying mechanisms still not fully understood. In this study, we identify Tau as a low-affinity binding receptor for GCs that plays a crucial role in GIO.

A systematic analysis of the global, regional, and national burden of fungal skin diseases from 1990 to 2021.

Purpose: We aimed to assess the burden of Fungal Skin Diseases (FSD) in 2021 and explore the changing trends from 1990 to 2021 across different age groups and time periods.

Methods: This study extracted three key indicators of the burden of FSD from the Global Burden of Disease (GBD) 2021 study: prevalence, incidence, and disability-adjusted life years (DALYs). The results were presented using point estimates and Uncertainty Intervals (UIs), and secondary analysis was conducted on these data to assess the changing trends in the burden of FSD using percentage change.

Kappa opioid receptor internalisation-induced p38 nuclear translocation suppresses glioma progression.

Background: Recent studies have implicated a role for perioperative medications in determining patient outcomes after surgery for malignant tumours, including relapse and metastasis.

Methods: A combined approach spanned molecular, cellular, and organismal levels, including bioinformatics, immunohistochemical staining of clinical and animal samples, RNA sequencing of glioblastoma multiforme (GBM) cells with Ingenuity Pathway Analysis, lentiviral-mediated gene expression modulation, in vitro cell experiments, and in vivo orthotopic tumour transplantation.

Results: We observed a significant correlation between increased kappa opioid receptor (KOP receptor) expression and better prognosis in patients with glioma.

Roles of blood monocytes carrying TREM2 mutation in pathogenesis of Alzheimer's disease and its therapeutic potential in APP/PS1 mice.

Introduction: The triggering receptor expressed on myeloid cells 2 (TREM2) arginine-47-histidine (R47H) mutation is a significant risk for Alzheimer's disease (AD) with unclear mechanisms. Previous studies focused on microglial amyloid-β (Aβ) phagocytosis with less attention on the impact of TREM2 mutation on blood monocytes.

Methods: Bone marrow transplantation (BMT) models were used to assess the contribution of blood monocytes carrying TREM2 mutation to AD.

The Chinese Society of Clinical Oncology (CSCO): Clinical guidelines for the diagnosis and treatment of colorectal cancer, 2024 update.

The 2024 updates of the Chinese Society of Clinical Oncology (CSCO) Clinical Guidelines for the diagnosis and treatment of colorectal cancer emphasize standardizing cancer treatment in China, highlighting the latest advancements in evidence-based medicine, healthcare resource access, and precision medicine in oncology. These updates address disparities in epidemiological trends, clinicopathological characteristics, tumor biology, treatment approaches, and drug selection for colorectal cancer patients across diverse regions and backgrounds. Key revisions include adjustments to evidence levels for intensive treatment strategies, updates to regimens for deficient mismatch repair (dMMR)/ microsatellite instability-high (MSI-H) patients, proficient mismatch repair (pMMR)/ microsatellite stability (MSS) patients who have failed standard therapies, and rectal cancer patients with low recurrence risk.

Cardiometabolic index and mortality risks: elevated cancer and reduced cardiovascular mortality risk in a large cohort.

Background: With metabolic disorders on the rise globally, the cardiometabolic index (CMI) has emerged as a crucial predictor of mortality risks linked to cancer, cardiovascular disease, and diabetes. This novel index, which combines lipid metabolism and body composition, is the focus of this study, aimed at exploring its association with all-cause and specific mortality in an all-age adult population.

Methods: A longitudinal cohort study including 5,728 participants aged over 18 from nine cycles between 2001 and 2018 was enrolled and assessed.

A meta-analysis and systematic review of myocardial infarction-induced cardiomyocyte proliferation in adult mouse heart.

Background: The proliferation capacity of adult cardiomyocytes is very limited in the normal adult mammalian heart. Previous studies implied that cardiomyocyte proliferation increases after injury stimulation, but the result is controversial partly due to different methodologies. We aim to evaluate whether myocardial infarction (MI) stimulates cardiomyocyte proliferation in adult mice.

Targeting S100A9 attenuates social dysfunction by modulating neuroinflammation and myelination in a mouse model of autism.

Growing evidence supports a role for dysregulated neuroinflammation in autism. However, the underlying mechanisms of microglia-evoked neuroinflammation in the development of autistic phenotypes have not been elucidated. This study aimed to investigate the role and underlying mechanisms of microglial S100 calcium-binding protein A9 (S100A9) in autistic phenotypes.

Choroid plexus cysts on 7T MRI: Relationship to aging and neurodegenerative diseases.

Introduction: The choroid plexus (CP) may play a crucial role in brain degeneration. We aim to assess whether CP cysts (CPCs), defined using ultra-high field magnetic resonance imaging (MRI), relate to aging and neurodegeneration.

Methods: We used multi-sequence 7T MRI to observe CPCs, characterizing their presence and characteristics in healthy younger controls, healthy older controls (OCs), patients with Alzheimer's disease (AD), patients with Parkinson's disease (PD), and patients with uremic encephalopathy.

Sanguinarine suppresses oral squamous cell carcinoma progression by targeting the PKM2/TFEB aix to inhibit autophagic flux.

Background: Oral squamous cell carcinoma (OSCC) is one of the most common malignancies. However, there is no effective treatment for OSCC.

Purpose: This study aimed to identify a natural compound with significant efficacy against OSCC and elucidate its primary mechanism of action.

Spatiotemporal dissection of collective cell migration and tissue morphogenesis during development by optogenetics.

Collective cell migration and tissue morphogenesis play a variety of important roles in the development of many species. Tissue morphogenesis often generates mechanical forces that alter cell shapes and arrangements, resembling collective cell migration-like behaviors. Genetic methods have been widely used to study collective cell migration and its like behavior, advancing our understanding of these processes during development.

Aerobic exercise improves energy and glucose homeostasis through hypothalamic Mitofusion 2-rescued endoplasmic reticulum stress in diet-induced obese mice.

Aims: Hypothalamic endoplasmic reticulum stress (ERS) and mitochondrial dysfunction are two important mechanisms involved in the pathophysiology of obesity, which can be reversed by aerobic exercise to improve organ function. Mitofusion 2 (Mfn2), a mitochondrial membrane protein, affects both mitochondrial dynamics and ER morphology. This study explored the contribution of hypothalamic Mfn2 to exercise-induced improvements in energy homeostasis and peripheral metabolism and the underlying mechanisms involved.

KCNJ15 inhibits chemical-induced lung carcinogenesis and progression through GNB1 mediated Hippo pathway.

Polycyclic aromatic hydrocarbons (PAHs) have been regarded as important environmental carcinogens that can cause lung cancer. However, the underlying epigenetic mechanism during PAHs-induced lung carcinogenesis has remained largely unknown. Previously, we screened some novel epigenetic regulatory genes during 3-methylcholanthrene (3-MCA)-induced lung carcinogenesis, including the potassium inwardly rectifying channel subfamily J member 15 (KCNJ15) gene.

Microcystin-LR induces neuronal damage through mitophagy defects resulted from the downregulated transcription of Scd2 by directly targeting IGF-1R.

Microcystin-LR (MC-LR), a prevalent cyanotoxin present in hazardous cyanobacterial blooms, is recognized as a neurotoxic environmental pollutant that induces brain damage and neurobehavioral deficits. However, the mechanisms underlying MC-LR-induced neurotoxicity remain unclear. This study aims to elucidate the role of mitophagy in MC-LR-induced neurotoxicity both in vitro and in vivo.