🧬 biology

Cross-Tissue WGCNA Reveals Conserved Brain-Blood Transcriptomic Signatures and Potential Biomarkers for Asymptomatic Alzheimer's Disease Diagnosis

This study developed a cross-tissue WGCNA pipeline anchored in the entorhinal cortex to identify a conserved five-gene transcriptomic signature in peripheral blood that effectively distinguishes asymptomatic Alzheimer's disease patients from healthy controls.

Efe Jennifer Jaiyeoba-Ojigho, Taye Motunrayo Ilesanmi, Chris-Ozoko Ebele Lilian, Oluwaseyi Abraham Olawale, Sefi Omole I (…)2026-07-12
🧬 biology

c-Myc promotes pulmonary fibrosis by driving myofibroblast activation and cellular senescence

This study demonstrates that c-Myc is significantly upregulated in idiopathic pulmonary fibrosis, where it acts as a critical pathogenic driver of myofibroblast activation and cellular senescence via the TGF-β1/Smad signaling pathway, suggesting that targeting c-Myc offers a promising therapeutic strategy for the disease.

Xiaomin Peng, Yuqi Mai, Ruijuan Guan, Hang Yin, Yinuo Wang, Hailin Liao, Jin Yu, Penghui Yang, Xu Chen2026-07-12
🧬 biology

Investigating the Effect and Mechanism of Semantic Alignment in Fixed-Backbone Protein Sequence Design

This study investigates the transferability and output-level effects of semantic alignment in protein sequence design by applying an AGSDD-inspired approach to MapDiff, finding that while it improves perplexity and increases semantic attention, it primarily acts as a distributional regularizer without significantly enhancing biochemical similarity or median recovery.

Ke Zhang2026-07-12
🧬 biology

Host Immune Endotype Determines IL-1β Dominance, Gut Barrier Failure, and Microbiota-Metabolite Circuit Rewiring During Combined Antibiotic and Colitis Injury: Implications for IBD Endotype-Tailored Therapy

This study demonstrates that host immune endotype dictates the outcome of combined antibiotic and colitis injury, where Th1-biased immunity drives IL-1β-dominated inflammation and metabolic dysregulation, while Th2-biased immunity promotes mucosal recovery through distinct anti-inflammatory metabolic circuits, highlighting the need for endotype-tailored therapies in IBD.

Sohini Mukhopadhyay, Kartika Sahu, Debopriya Saha, Palok Aich2026-07-11
🧬 biology

Enhanced Cytotoxicity of Liposomal Daunorubicin in HCT116 Colorectal Cancer Cells: Modulation of Oxidative Stress and ERK1/2 gene expression

This study demonstrates that liposomal daunorubicin exhibits superior cytotoxicity against HCT116 colorectal cancer cells compared to free daunorubicin by significantly enhancing oxidative stress, suppressing ERK1/2 gene expression, and inducing apoptotic morphological changes.

Fariba Moharami, Zahra Pourjam, Batool Shiri, Saja Abd Ali Shahadha, Mehdi Ebrahimi2026-07-10
🧬 biology

A Sampling-Based Computational Frame-work for Evaluating Enterotype Assignment Stability in Clinical Microbiome Studies

This study introduces a resampling framework demonstrating that enterotype assignments in clinical microbiome studies are often unstable and cohort-dependent, identifying a subset of "variable" individuals whose classifications fluctuate based on cohort composition while "core" individuals remain stable, thereby offering practical tools to determine when reliable four-enterotype stratification is feasible versus when simplified grouping is necessary.

Irene Creus-Martí, Jean-Daniel Zucker, Karine Clément, Edi Prifti, Eugeni Belda2026-07-10
🧬 biology

Multi-hit genetic lesions and a stress-imprinted immune transcriptome define the inflammatory pathology in ALS patients

By integrating whole-genome sequencing and single-cell RNA sequencing, this study reveals that ALS pathology arises from a multi-hit genetic architecture that converges on a stress-induced, inflammatory immune transcriptome characterized by the activation of innate lymphocyte populations.

Ao Mei, Dipanarine Jewett, Anahid Jewett, Kawaljit Kaur, Subramaniam Malarkannan2026-07-10
🧬 biology

Resilience Beyond Diagnosis: Prospective Neural Correlates of Better-Than-Expected Outcomes in Depression

This prospective neuroimaging study of 1,804 participants defines resilience as better-than-expected depressive outcomes relative to cumulative risk and reveals that while no immediate structural brain differences were found, higher resilience predicts a subsequent reduction in gray matter volume in the left inferior orbitofrontal gyrus and temporal pole, potentially reflecting neural efficiency or delayed biological costs.

Vincent Hammes, Katharina Brosch, Paula Usemann, Friederike David, Hannah Scherer, Christina Schmitter, Jochen Bauer, Ti (…)2026-07-10