Mesenchymal Stem Cells Derived Exosomes in Osteoarthritis Patients

Summary

Present research focuses on the potential of exosomes, which are small vesicles secreted by mesenchymal stem cells (MSCs), as a therapeutic approach for osteoarthritis (OA). OA is a degenerative joint disorder characterized by the destruction of cartilage and loss of extracellular matrix. It's associated with pro-inflammatory cytokines and increased expression of matrix metalloproteinase (MMP) and "a disintegrin and metalloproteinase with thrombospondin motifs" (ADAMTS). MSCs have been explored as a new treatment for OA over the last decade1. It's suggested that the paracrine secretion of trophic factors, in which exosomes play a crucial role, contributes to the mechanism of MSC-based treatment of OA. Exosomes derived from MSCs may suppress OA development. They carry bioactive molecules of the parental cells, including non-coding RNAs (ncRNAs) and proteins and anti-inflammatory factors. These exosomes have shown a significant impact on the modulation of various physiological behaviors of cells in the joint cavity. This research provides hope for developing more effective and predictable methods of using MSC-derived exosomes for OA treatment.

Eligibility

Inclusion Criteria:

* Chronic history (for at least 3 months) of knee joint pain
* Body mass index (BMI) between 21.5 and 29.5
* Radiographically documented knee osteoarthritis of grades 1 to 3 (Kellgren-Lawrence (K-L) radiographic classification scale)

Exclusion Criteria:

* Rheumatoid arthritis and other rheumatic diseases
* Varus or valgus more than 10 degrees; lateral subluxation of the patella
* Deformity at the joint levels or adjacent to the knee due to fracture or any other injury
* Complete rupture of the ligament and meniscus leading to laxity or locking
* Serious systemic, oncohematological, autoimmune diseases; history of severe allergy; serious failure of vital organs, inability to walk
* Hyaluronic acid infiltration within the previous six months
* Hemoglobin levels \<10 g/dL;

Conditions2

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