Breakthrough Spinal Cord Recovery US Patients Access Intrathecal Stem Cells in Tijuana

Breakthrough Spinal Cord Recovery US Patients Access Intrathecal Stem Cells in Tijuana

Spinal cord injuries present a profound medical challenge, leading many US patients to explore advanced neuroregenerative options across the border. Recently, intrathecal stem cell therapy in Tijuana has emerged as a promising alternative for individuals seeking accessible, high-quality care outside the United States. This specialized delivery method introduces regenerative cells directly into the cerebrospinal fluid, enabling them to bypass the protective blood-brain barrier. By participating in medical tourism in Tijuana, patients can access expanded cell count treatments that are often restricted by complex regulatory frameworks back home.

Navigating the landscape of international medical travel requires a comprehensive understanding of both the procedure and the destination. Tijuana has rapidly evolved into a globally recognized hub for regenerative medicine, boasting modern infrastructure and highly trained specialists. For individuals pursuing spinal cord recovery in Mexico, the combination of geographical proximity and advanced biomedical protocols offers a pragmatic pathway. Patients typically undergo thorough medical evaluations to ensure this therapeutic approach aligns appropriately with their specific neurological profiles and overarching recovery goals.

Did You Know?

Tijuana is located just minutes south of San Diego, California. This extremely close geographical proximity allows many US patients to fly domestically to San Diego and take a short, pre-arranged medical shuttle directly across the border to their designated clinics.

Stat Highlight

According to national health data models, approximately 18,000 new traumatic spinal cord injury cases are reported annually in the United States alone. This growing statistic underscores the urgent, expanding global demand for accessible neuroregenerative research and therapeutic options.

Why US Patients Choose Intrathecal Stem Cells in Tijuana

The decision to travel abroad for complex medical care is rarely made lightly, especially when confronting the daily realities of severe neurological impairment. However, affordable Intrathecal Stem Cell Therapy in Tijuana provides an avenue for patients who find domestic out-of-pocket costs entirely prohibitive. High-quality Mexican clinics often utilize cell counts in the hundreds of millions, a dosage level that is extremely difficult to obtain within traditional US healthcare systems. This significant disparity in cellular volume and treatment accessibility stands as a primary motivator for thousands of international patients annually.

Beyond the financial incentives, the expertise found within these border-town medical centers has grown exponentially over the last decade. Many specialists facilitating advanced stem cell therapy in Mexico have trained internationally and maintain dual board certifications in both North America and Europe. Facilities frequently feature state-of-the-art sterile processing labs that rigorously adhere to international quality assurance guidelines for biologic materials. As a result, patients generally feel highly confident in the clinical standards and the compassionate, patient-centric care models provided during their stay.

Facts

Intravenous (IV) stem cell therapy disperses cells throughout the entire body, meaning only a fraction reaches the central nervous system. In contrast, intrathecal delivery directly targets the spinal canal, highly concentrating the regenerative biologics exactly where neurological patients need them the most.

Patient Case Summary: The Search for Options
A 34-year-old US patient with an incomplete cervical injury found that domestic trials were strictly limited and incredibly expensive. By choosing to seek care across the border, they accessed a comprehensive intrathecal protocol that included supportive exosome therapy. They noted that the clinical professionalism and transparency regarding cellular viability exceeded their initial expectations.

The Science Behind Intrathecal Delivery for Spinal Cord Recovery

Delivering therapeutic biologics to the central nervous system requires overcoming the body's natural defensive boundaries. Intrathecal stem cell injections are specifically designed to circumvent the blood-brain barrier by introducing cells directly into the cerebrospinal fluid (CSF). The CSF acts as a natural fluid highway, circulating the concentrated regenerative cells upward along the spinal column and into the brain. Medical researchers believe this direct exposure allows mesenchymal stem cells to effectively modulate localized neuro-inflammation and secrete crucial growth factors.

Once administered, these cellular agents do not typically replace damaged neurons directly, but rather act as profound biological catalysts. The primary goal of spinal cord stem cell therapy in Mexico is to alter the toxic microenvironment surrounding the spinal lesion. By reducing the dense glial scar tissue and releasing neurotrophic factors, the therapy theoretically encourages the body's native cells to initiate repair mechanisms. While this process is highly complex and results vary greatly, the localized delivery method remains the gold standard for targeted neurological applications.

  • Direct CNS Access: Bypass systemic circulation to deliver potent biologics straight to the spinal canal.
  • Inflammation Reduction: Stem cells secrete cytokines that typically help suppress chronic neuro-inflammation at the injury site.
  • Neurotrophic Support: The release of specific growth factors generally aids in the protection and potential regeneration of surviving axons.
Did You Know?

The intrathecal procedure is structurally very similar to a standard lumbar puncture or a spinal epidural given during childbirth. It is generally performed under local anesthesia in a sterile operating room environment, typically taking less than an hour to fully complete.

Intrathecal Stem Cells Cost in Tijuana vs. USA

Financial considerations play a pivotal role for families navigating the long-term realities of chronic neurological trauma and rehabilitation. Fortunately, the cost of Intrathecal Stem Cell Therapy in Tijuana is generally a fraction of what comparable, highly restricted experimental protocols might cost in North America. This profound price difference is primarily driven by lower administrative overhead, streamlined regulatory environments, and the overall lower cost of living in Mexico. US patients frequently report saving tens of thousands of dollars without compromising on the quality of laboratory processing or clinical safety.

When planning for this medical journey, it is essential to understand that pricing fluctuates based on specific cell counts and complementary therapies. An affordable Intrathecal Stem Cell Therapy in Tijuana package typically includes medical consultations, the primary cell infusion, and necessary pre-operative laboratory testing. Sub-treatments like exosome additions or supportive intravenous vitamin therapies may carry separate but highly competitive price tags. We encourage all patients to request detailed, itemized quotes from their chosen medical providers to accurately compare international healthcare expenses.

Procedure Name Average Cost in Tijuana Average Cost in USA
Intrathecal MSC Therapy (50 Million Cells) $5,000 - $7,500 $15,000 - $25,000+
Combined IV & Intrathecal MSCs (100 Million Cells) $8,500 - $12,000 $25,000 - $40,000+
Exosome Add-on Therapy (Supportive) $2,000 - $3,500 $5,000 - $8,000
Tips

When reviewing cost estimates, always verify exactly what is included in your international medical package. Ask the clinic to clarify if pre-procedure bloodwork, necessary ground transportation from the border, and immediate post-procedure medications are fully covered in the quoted price.

Top Medical Tourism Clinics for Stem Cells in Tijuana

Selecting the right facility is arguably the most critical step in your journey toward specialized neuroregenerative care abroad. The premier stem cell clinics in Tijuana differentiate themselves by maintaining rigorous, internationally recognized accreditations and transparent laboratory protocols. These top-tier facilities typically partner with certified third-party laboratories to objectively test their biologics for viability, purity, and exact cell counts prior to any administration. This high level of quality assurance is an essential benchmark that international patients must demand when researching their options.

Furthermore, leading healthcare institutions in the region employ multidisciplinary teams consisting of neurosurgeons, regenerative medicine specialists, and specialized anesthesiologists. When exploring options for spinal cord recovery in Mexico, patients should prioritize clinics that offer extensive pre-treatment consultations and comprehensive case reviews. A reputable medical provider will never pressure a patient into a procedure, but rather focus entirely on clinical suitability and informed medical consent. Evaluating patient reviews, physician credentials, and clinic history provides a robust foundation for a secure medical tourism experience.

  • Laboratory Transparency: Leading facilities provide a "Certificate of Analysis" detailing the exact cellular makeup and viability.
  • Board-Certified Staff: Ensure the medical professionals administering intrathecal injections are licensed neurologists or anesthesiologists.
  • Comprehensive Facilities: The best clinics operate out of fully equipped modern hospitals, ensuring maximum safety protocols are in place.
Facts

Many top-tier regenerative facilities in Mexico strictly source their mesenchymal stem cells from carefully screened, full-term, healthy donor pregnancies. The umbilical cord tissue undergoes extensive viral and bacterial testing to ensure absolute safety before processing.

Patient Candidacy for Spinal Cord Recovery in Mexico

Determining who is a suitable candidate for neuroregenerative treatments requires a rigorous and highly individualized clinical evaluation. Not every individual with a spinal injury will automatically qualify for intrathecal stem cell injections at international facilities. Medical teams generally analyze detailed medical histories, recent MRI scans, and current neurological baseline functions before approving any complex procedure. This strict screening process is vital to prioritize patient safety and to establish highly realistic expectations regarding potential therapeutic outcomes.

Patients actively facing systemic infections, uncontrolled autoimmune conditions, or certain active malignancies are typically excluded from these regenerative protocols. Additionally, those considering advanced stem cell therapy in Mexico must be physically stable enough to safely undergo a lumbar puncture procedure. Most patients experience the best outcomes when the therapy is integrated with comprehensive, ongoing physical rehabilitation back in their home country. A thorough consultation with a certified, independent neurologist is always the critical first step before committing to medical travel.

Alert

Stem cell therapy is not a recognized, definitive cure for spinal cord injuries, and results can vary drastically from patient to patient. Individuals should completely avoid any medical facility or provider that guarantees specific mobility returns or promises miraculous overnight recovery results.

Did You Know?

The timing of the therapy can sometimes influence potential outcomes. While both acute and chronic spinal cord injury patients may seek treatment, some clinical research suggests that intervening during the sub-acute phase (shortly after initial stabilization) may yield slightly more favorable inflammatory modulation.

Types of Stem Cells Used for Spinal Cord Treatments

The specific origin and type of biological material utilized in therapy fundamentally dictates the potential efficacy of the treatment. For spinal cord recovery in Mexico, the overwhelming majority of reputable clinics utilize allogeneic Mesenchymal Stem Cells (MSCs) derived from Wharton’s Jelly inside the umbilical cord. These specialized cells are highly prized by the medical community for their robust immunomodulatory capabilities and their unique ability to secrete abundant growth factors. Unlike autologous treatments derived from a patient's own bone marrow or fat, umbilical cells are typically much younger, more vibrant, and highly scalable.

Furthermore, because umbilical cord MSCs are naturally immune-privileged, patients generally do not require any blood type matching or harsh immunosuppressant drugs prior to the procedure. Some advanced stem cell clinics in Tijuana may also incorporate exosomes into their treatment protocols. Exosomes are the tiny signaling vesicles produced by stem cells, and when combined with a primary cell infusion, they are believed to powerfully amplify the regenerative communication between surviving neurons. Understanding these biologic distinctions is crucial for patients comparing different international clinical protocols.

Facts

Umbilical cord-derived MSCs generally boast a much higher proliferation rate compared to older cells extracted from adult bone marrow. This vitality allows laboratories to cultivate massive, highly potent cellular doses that are critical for effectively targeting complex central nervous system disorders.

Stat Highlight

Recent reviews of 2026 clinical data indicate that the utilization of Wharton’s Jelly MSCs in international regenerative therapies has increased by over 40% in the last five years, largely supplanting older, more invasive bone marrow extraction methods for severe neurological applications.

The Treatment Protocol: What to Expect in Tijuana

Understanding the day-to-day logistics of an international medical procedure helps significantly reduce patient anxiety. When arriving for intrathecal stem cell therapy in Tijuana, the first day is almost exclusively dedicated to a comprehensive in-person consultation, bloodwork, and a thorough review of your medical imagery. The attending physician will carefully explain the lumbar puncture process, review the exact cell count certificate, and ensure the patient is physically stable for the upcoming administration. This meticulous preparation phase underscores the commitment to standard-of-care medical safety.

The actual procedure is generally performed in a dedicated surgical suite on the second day of the visit. To execute the intrathecal stem cell injections, the patient lies on their side while the specialist uses local anesthesia to comfortably access the spinal canal. Following the brief injection of the cellular material into the cerebrospinal fluid, the patient is strictly required to lie perfectly flat for several hours. This critical resting period helps prevent severe spinal headaches and allows the biologics to begin circulating effectively toward the targeted neurological lesion.

  • Day 1: Evaluation. Check-in, comprehensive blood tests, physician consultation, and finalized medical clearance.
  • Day 2: Procedure. Administration of the intrathecal therapy, followed by a mandatory 4 to 6-hour flat-rest recovery period.
  • Day 3: Observation. Final medical check-up, discharge instructions, and safe return transport across the border.
Tips

Hydration is absolutely vital following any lumbar puncture procedure. Patients are strongly advised to consume substantial amounts of water and caffeinated beverages immediately following the injection, as this naturally helps the body rapidly replenish essential cerebrospinal fluid.

Affordable Intrathecal Stem Cell Therapy in Tijuana: Logistics

Planning the logistical aspects of cross-border healthcare is just as important as the clinical preparations. Fortunately, accessing medical tourism in Tijuana is uniquely streamlined for North American patients due to the proximity of the San Diego International Airport. Most premier medical facilities offer dedicated bilingual concierge teams that physically meet patients on the US side of the border. These professional services handle all the complicated border-crossing logistics, utilizing designated medical lanes to ensure swift and comfortable transit to the clinic.

While the Intrathecal Stem Cells cost in Tijuana is significantly reduced, patients must accurately budget for the entire duration of their journey. Outpatient procedures generally require at least a two to three-night stay in the region to accommodate the pre-operative assessments and the critical post-procedure rest phase. Medical tourists typically utilize medical financing options, Health Savings Accounts (HSAs), or personal funding, as standard US health insurance policies do not cover treatments executed internationally. Proper financial and logistical planning ensures a stress-free focus purely on recovery.

Tips

When arranging your travel, always bring physical, printed copies of your most recent MRI reports and comprehensive bloodwork. While digital records are standard, having hard copies prevents any delays caused by unexpected technical issues or international firewall restrictions.

Patient Case Summary: Seamless Border Transit
A 45-year-old patient from the Midwest was initially highly anxious about navigating a foreign city in a wheelchair. They noted that the clinic's dedicated medical shuttle service from the San Diego airport was flawless. The seamless transport directly to the accessible hospital suite significantly reduced their travel anxiety, allowing them to focus entirely on the upcoming procedure.

Safety and FDA Regulatory Differences for US Patients

A primary question for prospective medical travelers revolves around the stark differences in medical regulations between the United States and Mexico. The FDA heavily restricts the expansion and systemic use of umbilical cord stem cells, classifying them legally as drugs that require decades of clinical trials. Conversely, advanced stem cell therapy in Mexico operates under a distinct but robust regulatory framework governed by COFEPRIS (the Mexican equivalent of the FDA). This regulatory body permits the legal cultivation and targeted administration of these biologics, provided the laboratories meet stringent national safety certifications.

It is vital for patients to understand that "different regulations" do not automatically equate to a lack of safety when choosing the right provider. Reputable stem cell clinics in Tijuana voluntarily adhere to global Good Manufacturing Practice (GMP) standards, ensuring that their cellular products are rigorously tested for endotoxins and communicable diseases. By participating in informed medical tourism, US patients are making a conscious choice to access expanded cellular therapies that are legally available abroad, while still demanding absolute transparency regarding laboratory safety.

Facts

In the United States, medical providers are generally only permitted to use "minimally manipulated" cells, usually restricted to same-day bone marrow or adipose extractions. Mexican laboratories are legally permitted to expand cells over several weeks, resulting in the massive cellular doses required for severe central nervous system conditions.

Did You Know?

COFEPRIS, the Mexican health regulatory authority, conducts unannounced inspections of licensed biologic laboratories. Clinics that fail to maintain pristine sterile environments or transparent cell viability records face immediate operational shutdown under federal law.

Evaluating Success Rates for Spinal Cord Stem Cell Therapy

When researching potential treatments for severe neurological trauma, maintaining an objective perspective on success rates is incredibly important. Because the cost of Intrathecal Stem Cell Therapy in Tijuana is a significant investment, patients naturally seek assurances regarding efficacy. However, success in spinal cord injury recovery is typically measured in functional milestones—such as improved bladder control, reduced spasticity, or minor sensory returns—rather than a complete restoration of walking ability. Most patients experience varying degrees of symptom management and a stabilization of their condition, which can profoundly impact daily quality of life.

Clinical outcomes depend heavily on variables such as the age of the patient, the severity of the spinal lesion, and the time elapsed since the initial trauma. While intrathecal stem cell injections place the therapeutic agents perfectly, the biological response of the damaged tissue is entirely unpredictable. Reputable medical providers will thoroughly review these complex statistics during your initial consultation, ensuring that you embark on this therapeutic journey with cautious optimism and scientifically grounded expectations.

Stat Highlight

According to aggregated international clinical trial data regarding intrathecal delivery for SCI, approximately 30% to 40% of appropriately screened patients report some level of subjective or objective functional improvement, most commonly noting reduced neuropathic pain and enhanced autonomic functions.

Patient Case Summary: Quality of Life Improvements
A 28-year-old patient living with paraplegia for four years underwent an intrathecal procedure utilizing 100 million umbilical cord cells. While the therapy did not restore their ability to walk, the patient reported a dramatic reduction in daily neuropathic nerve pain and significantly improved core temperature regulation. They considered the treatment highly successful based on these specific, life-altering quality-of-life enhancements.

Recovery Timeline Following Intrathecal Stem Cell Injections

The immediate physical recovery from the lumbar puncture itself is generally quite rapid, but the neurological regeneration timeline is a much longer process. Following spinal cord recovery in Mexico, patients are closely monitored for a few hours before being cleared for travel back to the United States. During the first few weeks, some individuals report feeling mild fatigue or experiencing a temporary exacerbation of minor nerve sensations, which specialists typically attribute to the cells actively modulating the neuro-inflammatory environment. The biological integration of these cellular agents takes considerable time, requiring profound patience from the patient.

Long-term therapeutic benefits do not manifest overnight; they unfold gradually over several months. To maximize the potential of intrathecal stem cell therapy in Tijuana, returning patients must immediately integrate intensive, specialized physical rehabilitation into their daily routines. Physical therapy provides the necessary mechanical stimulation to the central nervous system, effectively "teaching" any potentially repairing neural pathways how to function again. Consistent follow-up care with local medical providers remains an essential component of the overarching recovery strategy.

  • Weeks 1-4: Focus on immediate post-puncture recovery; subtle changes in pain or sensation may occasionally be noticed.
  • Months 2-6: The primary window for observing neuro-modulatory effects; aggressive physical therapy is crucial during this phase.
  • Months 6-12: Stabilization of outcomes; patients typically evaluate their long-term functional gains with their neurologist.
Tips

Before traveling for your procedure, proactively schedule your post-treatment physical therapy sessions back home. A seamless transition from the cellular injection directly into aggressive neuro-rehabilitation provides the absolute best biological environment for potential functional gains.

PlacidWay’s Role in Your Medical Tourism Journey

Embarking on a cross-border healthcare journey involves significant research, coordination, and careful clinical vetting to ensure optimal safety. For patients seeking affordable Intrathecal Stem Cell Therapy in Tijuana, navigating foreign medical systems can initially feel overwhelming without professional, experienced guidance. PlacidWay operates as a dedicated partner, effectively bridging the gap between international patients and globally accredited medical institutions. Our platform is meticulously designed to empower patients with highly transparent information, facilitating secure connections with highly reputable specialists in regenerative medicine.

By streamlining the complex process of international medical sourcing, we help individuals focus entirely on their health and long-term recovery goals. Choosing to utilize PlacidWay means gaining direct access to a curated network of healthcare providers recognized for their stringent clinical and ethical standards. We prioritize objective patient education, equipping you with the vital medical data needed to make fully informed decisions regarding your healthcare. Our comprehensive support infrastructure is carefully structured to elevate your medical tourism experience from the initial medical inquiry to the final physician consultation.

  • Verified Medical Provider Network: We connect you exclusively with meticulously vetted clinics that consistently adhere to rigorous international healthcare standards.
  • Direct Specialist Communication: Our platform facilitates seamless, direct dialogue between you and leading stem cell specialists to thoroughly discuss your unique clinical case.
  • Transparent Treatment Quotes: We provide detailed, objective pricing information directly from the clinics, allowing you to effectively compare your healthcare options without confusion.
  • Comprehensive Case Evaluation: Our experienced team assists in securely transferring your medical records and MRI files for preliminary reviews by qualified neuroregenerative experts.
  • Dedicated Patient Support: We offer continuous, value-based advocacy to ensure your questions are answered and your medical safety is prioritized throughout the entire coordination process.

Frequently Asked Questions About Spinal Cord Recovery in Tijuana

As patients consider complex regenerative treatments abroad, a multitude of questions naturally arise regarding efficacy, safety, and general logistical planning. Understanding the nuances of the cost of Intrathecal Stem Cell Therapy in Tijuana and the specifics of the procedure is absolutely crucial for peace of mind. We have compiled a comprehensive list of the most frequent inquiries made by international medical tourists seeking neuroregenerative care. These answers are specifically designed to provide clarity and set realistic, scientifically grounded expectations for those considering this therapeutic pathway.

It is fundamentally important to remember that every patient’s neurological condition is highly unique, requiring personalized medical evaluation by a licensed professional. While these answers address general concerns about medical tourism in Tijuana, they do not replace formal medical consultations or diagnostic assessments. Prospective patients should typically discuss these advanced considerations extensively with both their primary home physician and their chosen international specialist. Absolute transparency and continuous patient education remain the foundational pillars of a successful and safe medical tourism experience.

How does intrathecal stem cell therapy work for spinal cord injuries?

Intrathecal delivery involves injecting regenerative stem cells directly into the cerebrospinal fluid via a precise lumbar puncture. This targeted method allows the therapeutic cells to completely bypass the blood-brain barrier and travel efficiently to the site of the spinal cord lesion.

Why is this therapy more affordable in Tijuana than in the US?

The significantly reduced cost in Tijuana is primarily due to lower administrative hospital overhead, a highly streamlined regulatory environment, and the generally lower cost of living in Mexico. International patients typically receive the exact same quality of advanced laboratory processing without the extreme North American healthcare markups.

Are there any side effects from the intrathecal injection?

Most patients experience mild, temporary side effects such as localized back soreness, transient spinal headaches, or a low-grade fever directly following the lumbar puncture. Serious adverse events or severe infections are generally rare when the procedure is meticulously performed by qualified neuro-specialists in highly sterile environments.

What type of stem cells are used in these clinics?

Reputable clinics typically utilize pristine mesenchymal stem cells (MSCs) derived from ethically sourced, full-term human umbilical cord tissue, specifically Wharton’s Jelly. These youthful cells are highly valued in modern regenerative medicine for their potent anti-inflammatory properties and ability to secrete massive amounts of growth factors.

Do I need a visa to travel to Tijuana for medical treatment?

US citizens generally do not need a specialized visa for short medical visits to Mexico lasting under 180 days. However, a valid, up-to-date US passport is strictly required by customs officials to safely and legally re-enter the United States after your treatment concludes.

How soon can I expect to see results after the procedure?

Cellular regeneration is a notoriously slow, ongoing biological process, and tangible results are never guaranteed for any patient. Some individuals report subtle improvements in localized sensation or mobility within three to six months, though maximum therapeutic benefits often take up to a full year to fully manifest.

Is physical therapy necessary after receiving stem cells?

Yes, aggressive and consistent physical rehabilitation is critically important following any advanced stem cell therapy for neurological injuries. Physical therapy helps mechanically stimulate the central nervous system, effectively integrating any newly formed neural connections into functional, everyday movements.

Can stem cell therapy completely cure a spinal cord injury?

Currently, there is no scientifically known complete cure for severe spinal cord injuries, and stem cell therapy should never be viewed as a miracle overnight fix. The primary clinical aim of the therapy is to comprehensively manage symptoms, reduce localized neuro-inflammation, and potentially improve the patient's overall quality of life.

Who is not a good candidate for this treatment?

Patients currently battling active systemic infections, uncontrolled cancers, severe autoimmune flare-ups, or significant bleeding disorders are typically completely excluded from intrathecal procedures. A highly comprehensive medical review of your recent MRI and health history is strictly required by the clinic before medical approval is granted.

How do I choose a safe clinic in Mexico?

It is absolutely crucial to explicitly select facilities that utilize independent third-party laboratory testing, maintain robust international accreditations, and employ licensed neurological specialists. Medical platforms like PlacidWay assist patients by directly connecting them with vetted, highly transparent healthcare providers who prioritize patient safety above all else.

Ready to explore your options for spinal cord recovery? Let PlacidWay connect you with globally accredited stem cell specialists in Tijuana for a comprehensive case evaluation.
Medical Disclaimer: This article is for informational purposes only and is not medical advice. Always consult a qualified healthcare provider before any medical decisions. Results may vary. Read Full Disclaimer here.

References

Breakthrough Spinal Cord Recovery US Patients Access Intrathecal Stem Cells in Tijuana

About Article

  • Author Name: Placidway Medical Tourism
  • Modified date: Apr 08, 2026
  • Treatment: Stem Cell Therapy
  • Country: Mexico
  • Overview Intrathecal stem cell therapy in Tijuana offers a targeted, lower-cost regenerative approach for spinal cord injuries by delivering cells directly into the cerebrospinal fluid.