Mapping the immune microenvironment of KIT- and PDGFRA-mutant GISTs reveals genotype-specific immune infiltration and TKI-induced remodeling

BackgroundGIST tumor microenvironment is characterized by an abundant immune infiltrate. Imatinib exerts immunomodulatory effects that may contribute to a more immunosuppressive microenvironment. Nonetheless, checkpoint inhibitors have demonstrated lim…

T cell–driven venetoclax resistance in chronic lymphocytic leukemia: in vivo preclinical activity of opaganib

IntroductionVenetoclax has transformed the treatment of chronic lymphocytic leukemia (CLL), yet therapeutic resistance remains a major clinical challenge. In addition to leukemia cell-intrinsic mechanisms, interactions with the immune microenvironment …

A dual-function XCL1-CD40L mRNA adjuvant potentiates cancer vaccines by coordinating DC recruitment and maturation

BackgroundDespite the significant promise of mRNA tumor vaccines in treating solid tumors, their clinical response rate is constrained by the low effectiveness of antigen presentation resulting from the immune-suppressive tumor microenvironment (TME). …

Coal dust-stimulated macrophage-derived extracellular vesicles promote thyroid cancer cell phenotypes involving miR-205-5p, CAMK1G, and NF-κB-associated signaling

BackgroundOccupational coal dust exposure causes persistent pulmonary inflammation, but the mechanisms by which it may influence thyroid cancer progression remain unclear. Macrophage-derived extracellular vesicles (EVs) may participate in intercellular…

T cell Cyp27b1 promotes granzyme B expression and antiviral host defense in a mouse model of H1N1 influenza A virus infection

IntroductionImmune cells express vitamin D receptors (VDR) and the CYP27B1 enzyme needed to produce the VDR ligand, 1,25(OH)2D; suggesting that perhaps the vitamin D response is regulated locally at the site of infection. Here, we examined the role of …

BKPyVN-associated macrophage subpopulations and diagnostic biomarker identification – combine machine learning with single-cell analysis

BackgroundAs pivotal effector cells of innate immunity, macrophages may play a critical role in immune regulation and fibrotic remodeling in BK polyomavirus nephropathy (BKPyVN) following kidney transplantation. However, their subpopulation heterogenei…

Integrated transcriptomic and functional analyses identify LAIR1 as a key immunoregulatory molecule in postoperative sepsis

BackgroundPostoperative sepsis arises from a dysregulated host response to infection following surgical stress. Current non-specific biomarkers offer insufficient predictive value, highlighting the need to identify molecular signatures that may facilit…

Human platelet lysate enables robust expansion of tumor infiltrating lymphocytes from endometrial cancer

Background/objectivesTumor infiltrating lymphocytes (TIL) therapy has yielded promising results in melanoma patients, with an approved product available. TIL therapy is of similar interest to a number of additional malignancies, including endometrial c…

Peripheral hematological inflammatory signatures in the amyloid-defined Alzheimer’s disease continuum: associations with disease stage, cognitive function, and astroglial activation

BackgroundPeripheral immune-inflammatory dysregulation has been implicated in Alzheimer’s disease (AD) and cognitive decline. However, whether routinely available hematological inflammatory indices are associated with biological and clinical stages acr…

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