Type I interferon signaling promotes mucosal inflammation in murine models of colitis

This study demonstrates that Type I interferon signaling drives mucosal inflammation in inflammatory bowel disease by upregulating myeloid cell responses, as evidenced by elevated signatures in human patients and increased disease susceptibility in mice, while postnatal inhibition of this pathway offers protection against colitis.

Yin, J., Galicia Pereyra, R., Sifuentes-Dominguez, L. + 2 more2026-03-04🛡️ immunology

Tissue-specific clonal selection and differentiation of CD4+ T cells during infection

Using a novel dual-recombinase fate-mapping system called TRACK mice, this study reveals that distinct tissue environments drive organ-specific clonal selection and functional differentiation of CD4+ T cells during influenza infection, ultimately leading to tissue-dependent memory formation and converging antigen specificity over time.

Parsa, R., Carvalho de Assis, H., B.R. de Castro, T. + 5 more2026-03-03🛡️ immunology

Clinical Metabolomics studies in diagnosing Prediabetes and Type 2 Diabetes: Unveiling Trends through Bibliometric Analysis

This bibliometric analysis of 1,742 studies published through May 2025 maps the global landscape of clinical metabolomics research on prediabetes and type 2 diabetes, identifying key contributors, leading journals, and emerging hotspots such as gut microbiota and lipidomics to guide future early diagnosis and precision interventions.

Li, M., Sun, M., Li, M. + 9 more2026-03-03🛡️ immunology

Natural Microbial Enrichment Modulates Microglial States and Transcriptional Programs Relevant to Alzheimer's Disease

This study demonstrates that introducing a natural, farm-like environment to laboratory mice ("indoor rewilding") reshapes systemic and brain immunity, specifically driving microglia toward homeostatic, amyloid-clearing states that better mimic human Alzheimer's disease pathology and improve the translational relevance of neurodegenerative research.

Kezai, A. M., Lala Bouali, M., Bazin, M. + 10 more2026-03-03🛡️ immunology

Mast cell desensitization induces a distinct IgE-dependent transcriptional program associated with immune regulation

This study demonstrates that allergen immunotherapy-induced mast cell desensitization is an active cellular reprogramming process characterized by allergen-specific IgE internalization, selective signaling uncoupling, and the activation of a distinct immunoregulatory transcriptional program that enhances T cell proliferation, rather than merely representing passive signal attenuation.

Lopez-Sanz, C., Nunez-Borque, E., Ruiz-Sanchez, A. + 16 more2026-03-03🛡️ immunology

Functional Type I and Type II interferon crosstalk restricts progenitor exhausted CD8 T cells through spatial exclusion and checkpoint enforcement

This study reveals that a spatially encoded crosstalk between Type I and Type II interferons restricts the expansion of progenitor exhausted CD8 T cells during chronic infection by sequestering them in PDL1-rich B cell niches and enforcing checkpoint control, thereby balancing proliferation with the preservation of effector potential.

Liu, S., Elsaesser, H., Quevedo, R. + 8 more2026-03-03🛡️ immunology

Limited bone marrow chimerism impairs cell competition in the thymus and causes leukemia

This study demonstrates that limited bone marrow chimerism in {gamma}c-deficient mice disrupts thymic cell competition, leading to thymus autonomy and the development of T cell acute lymphoblastic leukemia, thereby highlighting the critical need for robust hematopoietic reconstitution to prevent leukemogenesis during immunodeficiency treatment.

Oliveira, B. S., Paiva, R. A., Pinto, C. C. + 9 more2026-03-02🛡️ immunology

Molecular heterogeneity and differential metabolic signatures in thymic adipocytes

This study utilizes single-nucleus multiomic analysis to characterize the molecular heterogeneity of thymic adipocytes, revealing two distinct subpopulations with beige/brown and white adipose signatures, the latter of which likely originates from thymic epithelial cells under hypoxic conditions and exhibits unique features like antigen presentation.

Schwakopf, J., Syage, A. R., Franzini, A. + 2 more2026-03-02🛡️ immunology

Structural profiling of the pneumolysin epitope landscape uncovers a cross-species neutralising site across cholesterol-dependent cytolysins

By mapping the structural epitope landscape of pneumolysin and identifying a conserved, cross-species neutralizing epitope shared among cholesterol-dependent cytolysins, this study provides a foundation for rational, protein-based vaccine design against *Streptococcus pneumoniae* and related pathogens.

Tang, D., Kucinskaite-Kodze, I., Ströbaek, J. + 9 more2026-03-02🛡️ immunology

Common γ-chain cytokines induce an epigenomically plastic precursor-like KIT+ ILC2 state linked to immune disease susceptibility

This study reveals that common γ-chain cytokines (IL-2 and IL-7) induce a precursor-like, epigenomically plastic KIT+ ILC2 state via STAT5 activation, which retains hybrid features of immature progenitors and is enriched with genetic risk variants for asthma and autoimmunity.

Olsthoorn, S. E. M., Onrust-Van Schoonhoven, A., de Bruijn, M. J. W. + 10 more2026-03-02🛡️ immunology

Mechanistic insights into B-cell activation and autoreactivity regulation in active SLE and remission.

This study utilizes single-cell RNA sequencing and flow cytometry to characterize the distinct immunological profile of drug-free SLE remission, revealing a partial "reset" from active disease marked by reduced activation and interferon signaling, yet persistent TNF signaling and restored regulatory mechanisms in autoreactive B cells that suggest new therapeutic targets for sustaining remission.

Atisha-Fregoso, Y., Pozovskiy, R., Mackay, M. + 2 more2026-03-02🛡️ immunology

Type 1 and type 2 dendritic cell subsets cooperate to maintain intestinal immune tolerance via integrin αvβ8-mediated TGF-β activation

This study demonstrates that both migratory type 1 and type 2 conventional dendritic cells are non-redundant, essential mediators of intestinal immune tolerance, as they cooperatively utilize integrin αvβ8 to activate TGF-β and induce regulatory T cells, thereby preventing spontaneous colitis.

This, S., Brichart-Vernos, D., Väänänen, V. A. + 10 more2026-02-28🛡️ immunology