Stem Cell Therapy for Pediatric Traumatic Brain Injury
Dana Lengel1, Cruz Sevilla2, Zoe L Romm2
1Graduate Program in Neuroscience, Drexel University College of Medicine, Philadelphia, PA, United States.
Insights
Stem cell transplantation shows promise for treating pediatric brain injuries like traumatic brain injury (TBI) and hypoxia-ischemia (HI). Research indicates potential to reduce neuroinflammation and white matter damage, improving functional recovery.
Area of Science:
- Neuroscience
- Regenerative Medicine
- Pediatric Neurology
Background:
- Growing interest in stem cell transplantation for pediatric brain injuries.
- Pre-clinical models (TBI, HI) inform understanding of endogenous stem cell roles and exogenous transplantation effects.
- Neonatal hypoxia-ischemia (HI) models share pathology with pediatric TBI, with more extensive stem cell research.
Purpose of the Study:
- To review the effects of stem cell treatments on histopathological and functional outcomes in pediatric brain injury models.
- To outline evidence for stem cell transplantation mitigating TBI pathology.
- To identify challenges for incorporating stem cell therapies into clinical practice for pediatric TBI.
Main Methods:
- Systematic review of pre-clinical studies on stem cell transplantation in pediatric brain injury models.
- Analysis of data on histopathological and functional recovery.
- Focus on models of traumatic brain injury (TBI) and neonatal hypoxia-ischemia (HI).
Main Results:
- Stem cell transplantation demonstrates potential to reduce neuroinflammation in pediatric TBI models.
- Evidence suggests mitigation of white matter injury following brain insults.
- Studies in HI models provide insights applicable to TBI due to overlapping injury pathology.
Conclusions:
- Stem cell transplantation is a promising therapeutic strategy for pediatric brain injuries.
- Further research is needed to address challenges and optimize functional outcomes.
- Potential exists to improve recovery by mitigating key pathological features of TBI.
Abstract:
There has been a growing interest in the potential of stem cell transplantation as therapy for pediatric brain injuries. Studies in pre-clinical models of pediatric brain injury such as Traumatic Brain Injury (TBI) and neonatal hypoxia-ischemia (HI) have contributed to our understanding of the roles of endogenous stem cells in repair processes and functional recovery following brain injury, and the effects of exogenous stem cell transplantation on recovery from brain injury. Although only a handful of studies have evaluated these effects in models of pediatric TBI, many studies have evaluated stem cell transplantation therapy in models of neonatal HI which has a considerable overlap of injury pathology with pediatric TBI. In this review, we have summarized data on the effects of stem cell treatments on histopathological and functional outcomes in models of pediatric brain injury. Importantly, we have outlined evidence supporting the potential for stem cell transplantation to mitigate pathology of pediatric TBI including neuroinflammation and white matter injury, and challenges that will need to be addressed to incorporate these therapies to improve functional outcomes following pediatric TBI.
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