1. An Overview of Neurological Deficits
Neurological conditions like Cerebral Palsy severely impede the attainment of early developmental milestones. Neurodevelopmental disorders incorporate a wide range of disabilities with heterogeneous motor manifestations resulting from the acquisition of invariant and non-progressive lesions in the brain during the fetal stage or early infancy. The disorder has a major impact on everyday living and results in the loss of autonomy due to ineffectual and imbalanced control of the larger body musculature. Family members incur tremendous emotional costs as they seek various treatment options that often tackle the symptoms rather than the underlying cellular deficits. This has resulted in a wide range of treatment options with regenerative approaches focused on the repair of the nervous system. The introduction of Stem Cells has been considered one of the most scientifically reasonable options in the treatment of nervous system disorders. The premise of the introduction of functionally multipotent cells into the compromised CNS [central nervous system] is the potential of restoring its function by replacing missing cells or inducing repair mechanisms.
2. Biological Mechanisms of Intricate Repair
The activity of cellular agents responsible for neuro-regeneration in Cerebral Palsy is the result of an intricate neural system of biological exchanges. Stem Cell therapy utilizes the phenomenon of cellular migration to an ischemic site, via a paracrine signaling initiated by elements of the damaged tissue. Upon arrival at the site of the lesion, these agents perform their reparative functions by paracrine signaling. These agents are able to perform complex signaling functions which include the secretion of a variety of neurotrophic factors such as brain-derived neurotrophic factor, nerve growth factor and a host of other biologically active agents that inhibit the apoptosis of nerve cells and promote the growth of dendrites.
Additionally, the implanted Stem Cells induce angiogenesis through the secretion of VEGF and restore the blood supply to the oxygen-starved cortical areas. The repair of the microvascular network allows for the delivery of the nutrients necessary to stimulate the proliferation of the endogenous neural progenitors. This complex process has the potential to reorganize damaged neural circuits for the first time in history by enabling functional restoration in Cerebral Palsy that previously was thought to be biologically impossible.
Figure 1: Biological Mechanisms of Intricate Repair in Cerebral Palsy
3.The limitations of the traditional Cerebral Palsy treatment approach
The incorporation of a multidisciplinary treatment plan by the medical community was the primary method used to manage the severe physical symptoms of Cerebral Palsy. Physicians prescribe muscle relaxants to manage severe spasticity. Physical therapists employ contracture prevention through stretching. The work of occupational therapists is dedicated to functional rehabilitation based on the exploitation of remaining abilities. Orthopedic surgeries aimed at lengthening shortened tendons or correcting skeletal deformities of chronic imbalances also are performed. Even though these methods offer palliation, they are palliative and symptomatic at best. This leads to a lifelong pharmacological dependency and to an irrational therapy approach based on conservative treatment. This explains the importance of a more radical and regenerative Stem Cell approach that strives to repair the deficits existing in the brain.
4.The shift in medicine toward cellular therapeutics
The shift in medicine toward cellular therapeutics is motivated by the inherent properties of the therapeutic agent used, in this case, a Stem Cell, and is resulting in the development of true tissue engineering and repair. The primary agent of this change is the immunomodulation carried out by the multipotent mesenchymal populations. After a perinatal brain injury associated with Cerebral Palsy, the cascade of neuroinflammation and the subsequent damage to the brain are exacerbated.
Administered Stem Cell therapeutics downregulate the activation of neurotoxic microglia and stimulate the release of anti-inflammatory cytokine. Their combined effect on the suppression of chronic inflammation slows secondary neurodegenerative processes. Exosome vesicles released from the therapeutic agents act on injured, intrinsic microglia and promote both the recovery of damaged mitochondria and the stabilization of these cells. This level of cellular scaffolding activates the process of remyelination for damaged white matter tracts and enhances the conduction velocity and efficiency of the nervous system. Gradually, the condition of the nervous system shifts from a degenerative state to a system supportive of repair and recovery in Cerebral Palsy.
Figure 2: The shift in medicine toward cellular therapeutics compared with traditional Cerebral Palsy treatment
5.Rapid Development of Advanced Regenerative Medicine in Thailand
In Southeast Asia, the clinical translation of regenerative medicine is progressing at an astounding pace, and Thailand is committed to becoming one of the leading countries. Thailand is equipped with advanced, valued biotechnologies, accompanied by quality infrastructure and accredited medical facilities. Sophistication increases in clinical pathways which is instrumental for researchers and specialists. Thailand is developing, and becoming, more advanced and recognized for their cellular expansion work. Expertise in medicine along with low prices, and government assistance, has made Thailand a destination for patients with Cerebral Palsy. The future investments in this country and the evolution of precision medicine will assure progress made in bio-cellular stem cell therapies. Everywhere is investing in the future.
6. Future Directions Comprehensive Overview
These physical constraints relating to Cerebral Palsy highlight the need for methods of treatment which go beyond those targeting symptoms and their management only. The exceptional paracrine and immunomodulatory functions and powerful angiogenetic potential of a biological Stem Cell agent provide an avenue for modern medical approaches to restorative neural care. Structural cortical tissue repair provides an unparalleled opportunity to restore patient autonomy. As early and innovative clinical research continues to progress in advanced countries such as Thailand, the therapeutic options will be to vastly improve. The continuous optimization of biological mechanisms will mean that future patients suffering from serious degenerative neurologic disabilities will have access to real opportunities in the field of restorative modern medicine.