What Researchers Did
Researchers used human osteoarthritic chondrocytes and a rabbit cartilage defect model to investigate how HBOT affects the HMGB-1/RAGE inflammatory signaling pathway, which is overactive in arthritis.
What They Found
HBOT upregulated miR-107, which then suppressed HMGB-1 expression. This reduced downstream inflammatory signals (TLR2, TLR4, iNOS, NF-kB) and decreased secretion of cartilage-destroying enzymes (MMP-9, MMP-13). In rabbits, HBOT visibly enhanced cartilage repair.
Canadian Relevance
No direct Canadian connection identified.
Study Limitations
Cell culture and rabbit model results may not replicate in human joints; this is preclinical mechanistic research requiring clinical validation.