Over the years, stem cell therapy has been related to a few conditions that were well known to a couple of diseases, spinal cord injuries, Parkinson’s, heart disease, diabetes, and macular degeneration. The Big Five have supersized the news and have controlled the money itself to carry out studies on stem cell conditions. 

But there is more that scientists and clinicians are finding out, and the list of diseases treated by stem cells continues to broaden. 

Rare neurological disorders seeing early success

Although most stem cell therapy has been linked with the treatment of notable neurodegenerative conditions, some of the most promising advancements have been realised in the rare nervous conditions.

• Amyotrophic lateral sclerosis (ALS): Mesenchymal stem cell (MSC) clinical trials have been conducted with early positive results with respect to slowing or improving the disease progression.
• Multiple system atrophy (MSA): A rather obscure, fast progression disorder, MSA has been responding positively to pilot trials of stem cells.
• Spinal muscular atrophy (SMA): Stem cells are being utilised to stimulate motor neurons and improve neuromuscular communication.

Such studies may be small and preliminary, but they provide hope to patients who have lived with their condition, which has previously been regarded as incurable. 

Eye conditions beyond macular degeneration

The eye is a perfect site for the therapies associated with stem cells due to its availability, immune-privileged, and reasonably self-isolated location. 

• Retinitis pigmentosa (RP): Preclinical studies have already shown that retinal progenitor cells can be incorporated into the damaged retina.
• Corneal scarring and limbal stem cell deficiency: Through transplantation of limbal epithelial stem cells, scientists have been able to restore the damaged corneas.
• Optic nerve injury: Neural stem cells have been experimentally used to regenerate optic nerve fibers.

These developments show that the uses of ocular stem cell therapy are far broader and could be used to transform the way vision loss is addressed.

Orthopaedic and musculoskeletal surprises

Newer applications are demonstrating potential in the unpredictable musculoskeletal conditions that have been hard to heal.

• Chronic tendon injuries: There are studies that indicate that stem cell injections can help to speed up recovery in tennis elbow, rotator cuff tear, and Achilles tendinopathy.
• Osteonecrosis (bone death): Mesenchymal stem cells have been studied experimentally to restore the blood supply and regenerate bone tissue in patients with avascular necrosis and postpone or prevent joint replacement.
• Intervertebral disc degeneration: Stem cells injected into degeneration spinal discs have been demonstrated to augment hydration and elasticity, and hence, chronic back pain reduction could be possible without surgery.

These conditions are treatable, but the recovery time can be significantly reduced with the help of the regeneration techniques, physical therapy, or surgery.

Autoimmune Conditions with Promising Results

6 in 10 young Americans have one or more chronic conditions. For example, autoimmune diseases, in which the body’s defence mechanism becomes a hostile force to regular tissue, have been one of the most difficult to treat historically.

• Multiple sclerosis (MS): Some studies have shown that hematopoietic stem cell transplantation (HSCT) can bring about a remission rate of 7080 percent in multiple sclerosis, particularly in the early aggressive cases.
• Lupus: More recent investigations have revealed that MSC infusion will aid in the frequency of flares and will enable patients to use less immunosuppressive medication.
• Crohn’s disease: Stem cell therapy has demonstrated effectiveness in mucosal healing and long-term remission of severe cases.
• Type 1 diabetes: Pancreatic islet-derived stem cells are under development, which are aimed at repairing insulin-producing cells. 

The breakthrough towards the use of immune modulation rather than symptom management is one of the most radical changes in the field of regenerative medicine.

Metabolic and organ-related innovations

On top of the nervous and immune systems, stem cell research is now on the metabolic and organ regrowth frontier, which is sure to transform organ transplantation.

• Liver disease
• Kidney injury
• Heart failure
• Metabolic disorders related to obesity

These discoveries highlight a major benefit of stem cells and systemic (via immune and hormonal regulation) mechanisms.

Paediatric and developmental conditions

The most unexpected thing is the increasing application of stem cell conditions in paediatric and developmental medicine, where early intervention may be lifelong.

• Cerebral palsy: Stem cells showed good results in the enhancement of motor development.
• Autism spectrum disorder (ASD): The initial signs at the initial level show a potential for positive outcomes in the areas of social interactions and language competency.
• Congenital heart defects: Regenerative patches of the stem cells are being developed to repair heart tissue.
• Uncommon metabolic genetic diseases: Gene therapies are afforded through stem cells to provide new approaches to various treatments.

Even though most of these stem cell therapies are still experimental, the results point to the flexibility of stem cells in solving developmental problems that were considered to be irreversible.

What this means for patients and clinics  

Stem cell therapy, such as that from Swiss Medica, is not limited to some of the known diseases but is expanding to other fields that people deem incurable.

This development requires clinics and researchers:

• Strict clinical verification of the new therapies before reaching the patients
• Higher regulatory levels to avoid abuse by unapproved providers
• Enhanced education of patients to learn to differentiate between evidence-based therapies and non-evidence-based claims
• Ethical management to make sure access, safety, and affordability are put in focus

Takeaway

Stem cell therapies have stepped out of the Big Five and into a new stage where things that were rare, complex, and unreachable before but now they are being tackled. The opportunities are growing like never before, whether it comes to restoring sight and repairing tendons, rebalancing the immune system, or assisting children with developmental issues.

Amelia Hart, a psychology graduate from the University of Hertfordshire, has a keen interest in the fields of mental health, wellness, and lifestyle.