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Open research questions in Spinal Cord Injury Research

479 gap statements mined from Spinal Cord Injury Research papers in our 7.9M-paper local library, which holds 2,416 papers on the topic — drawn mostly from each paper's own stated research gap, future-work, challenge and limitation notes, and its abstract. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one.

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What the literature leaves open

  • The absence of a fixed, protocolised stimulation prescription is a principal limitation of this report. The optimal parameters for epidural electrical stimulation remain incompletely defined.

    Epidural Electrical Stimulation Within an Integrated Rehabilitation Pathway for Traumatic Cervical Spinal Cord Injury: Safety and 12-Month Functional Outcomes · 2026 · DOI

  • The lack of longitudinal functional data specific to traumatic cervical spinal cord injury. The need for a descriptive safety-and-feasibility study of epidural electrical stimulation in this population.

    Epidural Electrical Stimulation Within an Integrated Rehabilitation Pathway for Traumatic Cervical Spinal Cord Injury: Safety and 12-Month Functional Outcomes · 2026 · DOI

  • The gap in current research is the lack of effective diagnostic tools for scan-negative myelopathy. Current methods often lead to delayed diagnosis and treatment.

    Somatosensory and motor cortical evoked potentials in the diagnosis and management of scan-negative myelopathy · 2026 · DOI

  • The lack of understanding of the molecular mechanisms underlying SCI hinders the development of therapeutic strategies. The study of miR-582-5p and UBR5 interaction requires sophisticated bioinformatics and experimental techniques.

    MicroRNA-582-5p modulation of UBR5 affects inflammatory response and motor recovery after spinal cord injury · 2026 · DOI

  • The conventional U-Net model has limitations in segmenting complex and underrepresented regions. The paper identifies the need for a more accurate and robust approach for spinal cord injury classification and level detection.

    ShuffleLeNet architecture for spinal cord injury classification and level detection · 2026 · DOI

  • The need for a more accurate and reliable method for spinal cord injury classification. The limitations of existing techniques, such as basic max pooling and simple upsampling, in preserving spatial details. The gap in existing research is the lack of a comprehensive approach to SCI classification using CT images.

    IShuffleNet-PCNN hybrid classifier within an MResU-Net–based framework for spinal cord injury detection and classification using CT images · 2026 · DOI

  • This study focused on mitocytosis, and whether PLK1 contributes to SCI improvement through other MQC pathways or mechanisms remains to be explored. Its long-term biodistribution, immunological effects, and biological safety require further investigation.

    A Biomimetic PLK1 Nanodelivery System Promotes Migrasome‐Mediated Mitocytosis to Restore Efferocytosis and Functional Recovery After Spinal Cord Injury · 2026 · DOI

  • Future studies should elucidate the molecular pathways through which PLK1 promotes mitocytosis and efferocytosis to identify new targets for treating inflammatory and degenerative diseases.

    A Biomimetic PLK1 Nanodelivery System Promotes Migrasome‐Mediated Mitocytosis to Restore Efferocytosis and Functional Recovery After Spinal Cord Injury · 2026 · DOI

  • The need for further research to elucidate the immunopathogenic mechanisms that may predispose certain individuals to such adverse events. The importance of recognizing and managing rare post-vaccination complications.

    The Rehabilitation of a Patient with Acute Transverse Myelitis After HPV Vaccination—A Case Report · 2025 · DOI

  • The paper does not explicitly state a research gap, but it implies that there is a need to support couples living with spinal cord injury.

    Healing Together by Expanding Boundaries: Couples’ Experiences in a Spinal Cord Injury Support Program · 2026 · DOI

  • Immunemetabolism has emerged as a novel research frontier, yet relevant clinical trials in this area remain scarce, underscoring the need to accelerate the translation of basic research outcomes into clinical practice.

    A Bibliometric Analysis of Mitochondrial Dysfunction in Spinal Cord Injury: Research Landscape and Emerging Trends, 2000–2025 · 2026 · DOI

  • By integrating meta-analysis with network pharmacology, molecular docking, and MD simulations, this study provides preclinical evidence and mechanistic support for further investigation of EGCG as a candidate treatment for SCI.

    Efficacy and Molecular Mechanism of Epigallocatechin-3-gallate in Spinal Cord Injury: A Meta-analysis, Network Pharmacology Analysis, and Molecular Docking Study · 2026 · DOI

  • However, the stage- and cell-specific roles of LDs in lipid-redox dysregulation after SCI remain poorly understood.

    Lipid droplets as redox-active organelles after spinal cord injury: lipid peroxidation, mitochondrial dysfunction, and neuroinflammation · 2026 · DOI

  • While preclinical studies suggest sex-based neuroprotective mechanisms, the impact of biological sex on AIS conversion remains unclear.

    Sex-based differences in early neurological recovery after traumatic spinal cord injury · 2026 · DOI

  • However, its impact on respiratory recovery and neuromuscular activation remains understudied.

    Diaphragm stimulation after human spinal cord injury: Effects on respiratory function and diaphragm muscle activation · 2026 · DOI

  • Future research is needed to elucidate the underlying mechanisms and optimize clinical use of DP for respiratory recovery after C-SCI.

    Diaphragm stimulation after human spinal cord injury: Effects on respiratory function and diaphragm muscle activation · 2026 · DOI

  • However, the role of TTBK2 in spinal neurons during spinal cord injury (SCI) and subsequent neural repair remains unclear.

    TTBK2‐Driven Ciliogenesis Is Required for Intrinsic Neuronal Regeneration After Spinal Cord Injury · 2026 · DOI

  • Potential age and sex differences in H max /M max may have contributed to conflicting reports in the past.

    A comparison of different measures of the soleus Ia-motoneuron pathway in people with incomplete spinal cord injury · 2026 · DOI

  • Oligodendrocytes, the myelinating cells of white matter, are highly susceptible to ferroptosis due to their abundant polyunsaturated fatty acids; however, the role of glutathione peroxidase 4 (GPX4)-mediated ferroptosis regulation in selenium-induced neuroprotection remains unclear.

    Sodium selenite mitigates white matter injury after spinal cord injury through GPX4-mediated suppression of ferroptosis · 2026 · DOI

  • These mixed findings support the potential effectiveness of tDCS, yet they also highlighted several challenges and limitations that need to be addressed.

    Noninvasive closed-loop spinal stimulation restores voluntary gait control in humans with paraplegia · 2025 · DOI

  • Monoammonium glycyrrhizinate (MAG), a bioactive liquorice-derived compound, exhibits anti-inflammatory and antioxidant properties; however, its effects on microglial mitochondria remain unknown.

    Monoammonium glycyrrhizinate ameliorates mitochondrial dysfunction-mediated oxidative stress and neuroinflammation via the NRF2/NQO1 axis after spinal cord injury · 2025 · DOI

  • It appears that chronic inflammatory conditions might play an important role in promoting spinal cord retethering and thus warrant further investigation.

    Posttraumatic Spinal Cord Tethering and Syringomyelia: A Retrospective Investigation of Patients With Progressive Disease and Surgical Revisions · 2025 · DOI

  • Small sample size, - Limited information about the patients' past medical history and family history, - The study only included patients referred to a UK clinical neuroscience centre, - The study did not include a control group, - The study relied on local normative data…

    Somatosensory and motor cortical evoked potentials in the diagnosis and management of scan-negative myelopathy · 2026 · DOI

  • Uncertainty regarding the optimal timing of surgical intervention after traumatic cervical spinal cord injury - Variability in definitions of 'early' surgery in prior studies - Limited understanding of the benefits of ultra-early surgery within 12…

    Ultra-early surgery within 12 hours is associated with improved short-term outcomes after traumatic cervical spinal cord injury: A retrospective cohort study · 2026 · DOI

  • Investigating the pathophysiological mechanisms of SCI - Exploring the effect of miR-582-5p on inflammation and oxidative stress after SCI - Further studies on the role of miR-582-5p in spinal cord…

    MicroRNA-582-5p modulation of UBR5 affects inflammatory response and motor recovery after spinal cord injury · 2026 · DOI

Most-cited papers in Spinal Cord Injury Research

Most recent work

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Open questions raised by papers listed on this page include: (1) The lack of longitudinal functional data specific to traumatic cervical spinal cord injury (“Epidural Electrical Stimulation Within an Integrated Rehabilitation Pathway for…”, 2026); (2) The gap in current research is the lack of effective diagnostic tools for scan-negative myelopathy (“Somatosensory and motor cortical evoked potentials in the diagnosis and…”, 2026); (3) The lack of understanding of the molecular mechanisms underlying SCI hinders the development of therapeutic strategies (“MicroRNA-582-5p modulation of UBR5 affects inflammatory response and motor…”, 2026); (4) The gap in existing research is the lack of a comprehensive approach to SCI classification using CT images (“IShuffleNet-PCNN hybrid classifier within an MResU-Net–based framework for…”, 2026); (5) Future studies should elucidate the molecular pathways through which PLK1 promotes mitocytosis and efferocytosis to identify new targets for treating inflammatory and degenerative diseases (“A Biomimetic PLK1 Nanodelivery System Promotes Migrasome‐Mediated Mitocytosis…”, 2026). 479 gap statements have been mined from Spinal Cord Injury Research papers in our 7.9M-paper local library, which holds 2,416 papers on the topic; the gaps come from whichever of those papers state one. They are mostly the research gaps the authors state and the papers' abstracts, plus future-work, limitations and challenges passages. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one, so you can read the original claim in context.

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