The World Health Organization recognizes frailty and multimorbidity as major global health issues and underscores the need for effective interventions. Recent advances have identified interleukin-11 (IL-11), a pro-inflammatory cytokine, as a key player in modulating aging pathways (such as ERK, AMPK, mTOR and JAK-STAT3). Studies have shown that IL-11 inhibition can lead to improved health span and lifespan in animal models, with potential applications in humans. By targeting IL-11, researchers aim to mitigate age-related diseases, such as cancer, fibrosis, and multimorbidity, which pose significant healthcare challenges worldwide. IL-11 inhibition offers a promising strategy, with preclinical trials demonstrating its ability to regenerate renal cells, reduce hepatocyte death, and mitigate liver fibrosis. Further research is necessary to fully elucidate the mechanisms of IL-11 inhibition and its therapeutic potential. If successful, this approach could lead to the development of novel pharmacological interventions, promoting healthier aging and increasing human lifespan.
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http://dx.doi.org/10.1186/s12979-024-00477-6 | DOI Listing |
Mol Med
January 2025
Department of Obstetrics and Gynecology, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
Reduced lymphoid enhancer-binding factor 1 (LEF1) expression in patients with adenomyosis during the mid-secretory phase leads to impaired endometrial receptivity, affecting embryo implantation. This study investigated the molecular mechanisms underlying reduced endometrial receptivity in 25 adenomyosis patients and 25 controls. Functional experiments were conducted using human endometrial stromal cells (HESCs) and TERT-immortalized HESCs(T-HESCs), with final validation performed using a mouse model.
View Article and Find Full Text PDFACS Nano
January 2025
Department of Thoracic Surgery, Shanghai Pulmonary Hospital, School of Medicine, Tongji University, Shanghai 200433, China.
For idiopathic pulmonary fibrosis (IPF), interleukin 11 (IL-11) is a pivotal cytokine that stimulates the transformation of fibroblasts into myofibroblasts, thus accelerating the progression of pulmonary fibrosis. Here, we develop an innovative inhalable small interfering RNA (siRNA) delivery system termed PEI-GBZA, which demonstrates impressive efficiency in loading siIL-11 targeting IL-11 (siIL-11) and substantially suppresses the differentiation of fibroblasts into myofibroblasts and epithelial-mesenchymal transition (EMT), reduces neutrophil and macrophage recruitment, and ultimately relieves the established fibrotic lesions in the IPF model. PEI-GBZA is prepared by modifying low-molecular-weight polyethylenimine (PEI) with 4-guanidinobenzoic acid (GBZA).
View Article and Find Full Text PDFCurr Stem Cell Res Ther
December 2024
Department of Nephrology, The Second Hospital Affiliated to Kunming Medical University, Kunming, 650101, China.
Objective: This study aims to explore the therapeutic potential of mesenchymal stem cells (MSC) in treating diabetic nephropathy (DN) by investigating their effect on IL-11 modulation in a mouse model.
Methods: The effects of MSC therapy on DN were examined both in vivo and in vitro. Sixty adult male C57BL/6 mice were divided into the streptozotocin (STZ) diabetes (T1D) and the high-fat diet diabetes (T2D) models, with both groups receiving MSC treatment or saline for 4 or 8 weeks.
Bioorg Med Chem
November 2024
Takeda Development Center Americas, Inc., 9625 Towne Centre Drive, San Diego, CA 92121, USA.
Interleukin-11 (IL-11), a member of the IL-6 cytokine family, has potential pro-inflammatory and pro-fibrotic roles in pulmonary, hepatic, cardiovascular, renal and intestinal disease pathogenesis, including oncogenesis. The potential for therapeutic intervention in these disease spaces has therefore made the IL-11 signaling axis an attractive target in drug discovery, and antibody inhibitors of IL-11 signaling are currently under evaluation in Phase I/II clinical trials. While lower molecular weight small molecule and peptide inhibitors may offer the potential for improved tissue penetration, developability and manufacturing cost compared with a protein therapeutic, reports of such chemical matter in the literature are limited.
View Article and Find Full Text PDFACS Nano
December 2024
Shanghai Frontiers Science Center of Drug Target Identification and Delivery, School of Pharmaceutical Sciences, National Key Laboratory of Innovative Immunotherapy, Shanghai Jiao Tong University, Shanghai 200240, P. R. China.
Chronic exposure of the liver to multiple insults culminates in the development of metabolic dysfunctionassociated steatohepatitis (MASH), a complicated metabolic syndrome characterized by hepatic steatosis and inflammation, typically accompanied by progressive fibrosis. Despite extensive clinical evaluation, there remain challenges in MASH drug development, which are primarily due to unsatisfactory efficacy and limited specificity. Strategies to address the unmet medical need for MASH with fibrosis before it reaches the irreversible stage of decompensated cirrhosis are critically needed.
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