Muse Cell Injection, Acellular Extracellular Vesicle Exosomes

SM-MUSE-EXO is a laboratory-characterized acellular material documented for extracellular vesicle and nanoparticle content through analytical testing and batch-specific reporting. This material is prepared through controlled laboratory processing methods and is accompanied by analytical documentation to support identification and traceability.

Product Specifications

• Material Type: Acellular extracellular vesicle preparation
• Primary Components: Extracellular vesicle and nanoparticle populations documented through laboratory analysis
• Source Material: Muse-associated cellular secretome material
• Format: Sterile liquid preparation
• Size: 1 mL
• Storage Condition: −80 °C or below
• Shelf Life: Up to 24 months when stored under recommended conditions
• Shipping: Temperature-controlled cold-chain shipment

SM-MUSE-EXO Acellular Extracellular refers to a product or preparation involving acellular (cell-free) exosomes that are derived from a specific type of stem cell called the SM-MUSE cell.

1. MUSE Cell Injection (MUSE Cell Therapy)

What is it?

• Direct injection of live MUSE cells—a unique, stress-enduring, multi-lineage stem cell population—into the body.
• MUSE cells can home to sites of tissue damage, survive in harsh conditions, and differentiate into multiple cell types.

Uses & Applications

• Regenerative medicine
  • Ischemic stroke: Early clinical trials (mainly in Japan) suggest improved functional recovery when MUSE cells are administered intravenously after stroke.
  • Myocardial infarction (heart attack): Preclinical studies and some clinical reports show benefit for heart tissue repair.
  • Spinal cord injury, liver cirrhosis, skin wounds, and lung tissue injuries: Animal studies and early human studies suggest MUSE cell injections promote healing and reduce scar tissue.
• Immune modulation
  • MUSE cells have some immune-privileged properties, making them suitable for allogeneic (non-self) applications with lower risk of rejection than most cell types.

Mechanism

• Home to damaged tissue.
• Differentiate into tissue-appropriate cells.
• Release beneficial growth factors.

2. Acellular Extracellular Vesicle/Exosome Therapy

What is it?

• Use of cell-free products rich in extracellular vesicles (EVs), especially exosomes released by MUSE cells (or other stem cells).
• These exosomes carry proteins, lipids, mRNA/miRNA, and other bioactive molecules that mediate therapeutic effects.

Uses & Applications

A. Regenerative Medicine

• Wound healing: Promotes cell proliferation, angiogenesis (formation of new blood vessels), and tissue regeneration.
• Cardiovascular repair: Enhances recovery post-heart attack; reduces scar tissue formation.
• Neurologic disorders: Potential in treating spinal cord injury, Parkinson’s disease, stroke recovery, etc.
• Liver, kidney, and lung injury: Shown in animal models to reduce fibrosis and promote healing.

B. Immunomodulation/Anti-Inflammatory

• Exosome therapy can dampen inflammation and modulate immune cells, beneficial for autoimmune and inflammatory diseases.

C. Anti-Fibrotic Effects

• Reduces abnormal scarring in organs (heart, lung, liver, etc.).

D. Cosmetics and Aesthetics

• Used in high-end skin care for anti-aging and skin rejuvenation due to their ability to stimulate collagen and elastin production and improve skin repair.
• Investigated for use in hair growth serums.

E. Drug Delivery

• Exosomes can be used as vehicles to deliver specific therapeutic cargoes (RNA, proteins, drugs) to targeted tissues.

F. Research

• Useful tools for studying intercellular communication, mechanisms of tissue repair, and as disease biomarkers.

Comparisons

Summary Table: Indications & Uses

In summary:

• MUSE cell injections are being explored (and in some cases, trialed) for their regenerative capacity in a range of injuries and diseases.
• Acellular exosome therapies derived from MUSE cells or other sources are sought for their cell-free, easily deliverable regenerative and anti-inflammatory effects, and are being incorporated into both medical research and cosmetic products.