Keep Current with the Latest in Cell Biology Research

Acquired Genetic and Cell-State Changes in IDH-Mutant Glioma Progression

[Nature] Researchers showed that malignant cell states transcriptionally resemble stages of normal glial–neuronal lineage development or a reactive mesenchymal-like state, mirroring states previously described in isocitrate dehydrogenase (IDH) wild-type glioblastoma.

Epigenetic Control of Microglial Mitochondrial Immunity by KAT7 Drives Alzheimer’S Disease Pathogenesis

[Neuron] Investigators identified the histone acetyltransferase KAT7 as a central epigenetic regulator that links chromatin remodeling to mitochondrial immune activation.

IQGAP3 Bridges Matrix Stiffness with Glioma Stem Cell Maintenance and Radioresistance by Stabilizing SOX2

[Nature Communications] Differential gene expression revealed that stiff matrices induce expression of IQ Motif Containing GTPase Activating Protein 3 (IQGAP3) through YAP1 and TEAD transcription factors in GBM stem cells.

Microglial CD31 Suppresses aβ Clearance and Promotes Alzheimer Pathology in 5×FAD Mice

[Nature Communications] The authors showed that CD31, a recognized endothelial marker, is predominantly expressed in microglia but not in neurons or astrocytes, and it is significantly elevated in the brains of Alzheimer’s disease patients and mouse models.

miR-151-5p Regulates Neural Stem Cell Fate by Targeting APH1A to Modulate Notch Signaling Gradients

[Stem Cell Reports] Researchers found miR-151-5p is expressed in neural stem cells (NSCs) of the developing mouse cerebral cortex. Conditional knockout of miR-151-5p increased SOX2 expression in NSCs and enhanced their proliferative capacity.

Overexpression of miR-219 As a Potential Therapeutic Strategy of Glioblastoma Cells In Vitro

[Scientific Reports] Scientists evaluated miR-219 effects on glioblastoma in vitro, in combination with radiation and temozolomide. They indicated that miR-219 may modulate tumor-related processes through the negative regulation of target genes such as REST and AKAP13.

A 2026 Perspective on Neural Stem Cells and Glial Plasticity

[Trends in Cell Biology] Investigators focus particularly on astrocytes and integrate evidence from invertebrate models demonstrating that glial cells possess an intrinsic capacity for neurogenesis.

Necroptosis Triggers Inflammatory Interferon Signatures in Patient-Derived Metastatic Breast Cancer Organoids

[Signal Transduction and Targeted Therapy] Scientists applied 3D patient-derived, metastatic human mammary organoids to model apoptosis resistance, necroptosis, and inflammatory signaling using single-cell CITE-sequencing, time-lapse live cell brightfield, and immunofluorescent confocal microscopy, as well as biochemical approaches.

Commensal Dysbiosis Alters Primary Bile Acid Signaling to Drive Mammary Gland Inflammation and Breast Tumor Dissemination

[Cancer Research] Researchers revealed that commensal dysbiosis-associated loss of microbial bile acid (BA) metabolism elevates primary BAs and promotes HR+ metastatic progression through prostaglandin E2 signaling.

HTRA1+ Macrophages Induce T-Cell Egress through CRIP1/NF-κB/CXCL12 to Limit the Effects of Immunotherapy in Triple-Negative Breast Cancer

[Cancer Immunology Research] Using single-cell and spatial transcriptomes, investigators identified, at the single-cell level, a subpopulation of macrophages related to T cell expansion during immunotherapy, characterized by high expression of high-temperature requirement A1 (HTRA1), and correlated with clinical and immunotherapy outcomes in TNBC.

IRX1 Suppresses Breast Cancer Progression by Inhibiting Fatty Acid De Novo Synthesis through Downregulating ACACA Expression

[Cell Death & Disease] The authors demonstrated that iroquois homeobox 1 (IRX1) is downregulated in breast cancer tissues and cell lines due to promoter hypermethylation.

Red Blood Cell-Derived Extracellular Vesicles Enable Cisplatin and Cetuximab Combined Therapy against Triple-Negative Breast Cancer

[Journal of Nanobiotechnology] Scientists highlighted the potential of red blood cell-derived extracellular vesicles as a biocompatible delivery system enabling combined therapy and offering a promising strategy to overcome current limitations in TNBC treatment.

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