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Open research questions in Telomeres, Telomerase, and Senescence

202 unresolved questions extracted from the limitations and future-work sections of 418 Telomeres, Telomerase, and Senescence papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • validation in randomized, placebo-controlled trials, - investigation of the effects of the nutraceutical on senescent cell accumulation and the SASP, - exploration of the mechanisms underlying the observed effects

    Exploratory Effects of a Novel Nutraceutical on Senescence-Related Protein Biomarkers in Healthy Adults: A Pilot Proteomics Study · 2026 · DOI

  • The extreme heterogeneity in allele-specific telomere length. The need for accurate telomere length measurement and robust allele-specific mapping. The challenge of understanding the genetic basis of allele-specific telomere length.

    Telomere variant sequences encode the genetic blueprint for allele-specific telomere length · 2026 · DOI

  • The study does not provide a comprehensive analysis of the mechanisms underlying allele-specific telomere maintenance, - The sample size and population diversity may be limited, - The study relies on long-read sequencing data, which may have its own limitations

    Telomere variant sequences encode the genetic blueprint for allele-specific telomere length · 2026 · DOI

  • The protective mechanisms of Astragaloside IV against K. pintolopesii-induced splenic senescence are not well understood. The molecular mechanisms underlying K. pintolopesii-induced splenic senescence are not well understood.

    Kazachstania pintolopesii accelerates splenic senescence in aged mice via immune cell reprogramming, immunosenescence and amelioration by Astragaloside IV · 2026 · DOI

  • The paper identifies the challenge of understanding the complex mechanisms underlying diabetic kidney disease. It highlights the need for new therapeutic strategies to target senescent cells and halt disease progression. The review discusses the challenge of translating basic research into clinical practice.

    Cellular senescence of renal tubular epithelial cells in diabetic kidney disease: emerging mechanisms and targeted interventions · 2026 · DOI

  • The current treatment strategies for diabetic kidney disease have limitations and cannot reverse structural damage. There is a need for new therapeutic strategies to target senescent cells and halt disease progression. The molecular mechanisms underlying cellular senescence in diabetic kidney disease are not fully understood.

    Cellular senescence of renal tubular epithelial cells in diabetic kidney disease: emerging mechanisms and targeted interventions · 2026 · DOI

  • Discrepancies exist regarding the primary cellular sources of PDGF-BB driving vascular phenotypes across different studies. The review primarily focuses on preclinical and clinical evidence, lacking extensive human trial data. Some findings are based on animal models which may not fully translate to human conditions.

    Platelet-derived growth factor-BB (PDGF-BB): pathophysiological roles and therapeutic implications in aging-related diseases · 2026 · DOI

  • Investigate the specific cellular sources of PDGF-BB in various aging-related diseases. Conduct more comprehensive human trials to validate pharmacological interventions targeting PDGF-BB. Explore the use of gene editing technologies for precise manipulation of PDGF-BB levels.

    Platelet-derived growth factor-BB (PDGF-BB): pathophysiological roles and therapeutic implications in aging-related diseases · 2026 · DOI

  • While complete telomere-to-telomere (T2T) assemblies have recently been generated for select individuals, high-quality, gapless Y chromosome references for East Asian lineages--specifically within well-characterized multi-omics reference cohorts--remain scarce.

    Complete Telomere-to-Telomere Assembly of the Y Chromosome in the Chinese Quartet · 2026 · DOI

  • Yet how DSB signaling elicits cohesin recruitment and subsequent cohesion establishment remains poorly understood.

    PAXIP1-PAGR1 directs cohesin recruitment during break-induced telomere repair · 2026 · DOI

  • Cellular senescence has emerged as a key contributor to age-related skeletal deterioration; however, the defining characteristics of senescent osteoblasts remain incompletely understood, hindering efforts to identify the cellular mechanisms that drive age-associated bone loss and potential therapeutic targets.

    Mitochondrial dysfunction and impaired osteogenic capacity define stress-induced osteoblast senescence · 2026 · DOI

  • Abstract Background Evidence on the relationship between the built environment and leukocyte telomere length (LTL), a biomarker of cellular aging, is limited and inconsistent, with intermediary factors and the moderating role of sex remaining understudied.

    Neighborhood built environment and leukocyte telomere length among African American adults in the Jackson Heart Study · 2026 · DOI

  • However, all this evidence stems from preclinical investigation, yet has not been fully verified in terms of the safety, persistence, and functional significance of reprogramming effects in intact human skin.

    Reversing Skin Aging Through Partial Epigenetic Reprogramming · 2026 · DOI

  • BACKGROUND: Functional exhaustion of tumor-infiltrating CD8+ T cells represents a hallmark of colorectal cancer (CRC) immunosuppression, though its mechanistic drivers remain elusive.

    Senescent fibroblasts drive CD8+ T cell dysfunction in colorectal cancer via CD36-mediated lipid transfer and peroxidation · 2026 · DOI

  • However, the impact of dental implants on telomere length in peri‐implant mucosa remains unclear.

    Investigation of the Telomere Length in PERI‐Implant Oral Mucosa Cells · 2025 · DOI

  • Background The relationship between non-high-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio (NHHR) and telomere length (TL) remains unclear.

    Association between non-high-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio and telomere length: the NHANES 1999–2002 · 2025 · DOI

  • However, studies on diagnostic markers related to cellular senescence in acute myocardial infarction (AMI) have not been reported.

    Identification and validation of key genes associated with cell senescence in acute myocardial infarction · 2025 · DOI

  • Recent studies shows that in vitro fertilization therapy can drastically reduce TL in offspring, however, the underlying molecular mechanism remains unknown.

    NAD+-dependent Sirt6 is a key regulator involved in telomere shortening of in vitro-cultured preimplantation embryos · 2025 · DOI

  • Future research should explore the effectiveness of lifestyle interventions in mitigating adverse biological aging effects on brain health.

    Association of Leucocyte Telomere Length With Stroke, Dementia, and Late-Life Depression · 2025 · DOI

  • This review highlights gaps in knowledge and points to the potential of these optimal interventions in preclinical and clinical studies to inform future research in cancer and aging.

    A Review of Telomere Attrition in Cancer and Aging: Current Molecular Insights and Future Therapeutic Approaches · 2025 · DOI

  • The physiological demands of pregnancy may impact maternal TL, though research in this area is sparse.

    Maternal telomere length and oxidative stress in pregnancy: cross-sectional analysis with an exploratory examination of systemic inflammation · 2025 · DOI

  • However, the reasons why these senescence cells are resistant to clearance remain unclear.

    Targeting the NLRP3 in macrophages contributes to senescence cell clearance in radiation-induced skin injury · 2025 · DOI

  • However, the mechanisms by which such radiation-induced changes are involved in tumor regrowth have not yet been fully investigated.

    Radiotherapy‐Induced Astrocyte Senescence Promotes an Immunosuppressive Microenvironment in Glioblastoma to Facilitate Tumor Regrowth · 2024 · DOI

  • Plants will be essential for this endeavor, but little is known about their adaptation to extraterrestrial bodies.

    Telomere dynamics and oxidative stress in Arabidopsis grown in lunar regolith simulant · 2024 · DOI

  • However, the additional immunomodulatory roles of ezetimibe are not fully understood.

    Distinct effects of rosuvastatin and rosuvastatin/ezetimibe on senescence markers of CD8+ T cells in patients with type 2 diabetes mellitus: a randomized controlled trial · 2024 · DOI

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202 open questions have been extracted from the limitations and future-work passages of 418 Telomeres, Telomerase, and Senescence papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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