While systemic AD-MSC delivery achieved a 42.4% reduction in collagen deposition (12.12 ± 0.6%), this improvement did not reach statistical significance versus untreated periodontitis controls ( p > 0.05), revealing clear therapeutic stratification between delivery modalities. 2.6.
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Therapeutic Potential of Local and Systemic Adipose-Derived Mesenchymal Stem Cell Injections in a Rat Model of Experimental Periodontitis: Implications for Cardiac Function.
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showed a trendp = 0.07
In contrast, the systemic treatment group exhibited significant bone loss compared to controls ( p = 0.032) but showed a trend toward significant ( p = 0.07) partial restoration of bone support.