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Table 1 Characteristics of the adipose-derived stromal vascular fraction and microfat biological parameters

From: First clinical case report of local microinjection of autologous fat and adipose-derived stromal vascular fraction for perianal fistula in Crohn’s disease

Stromal vascular fraction
Adipose tissue harvested (cm3) 190
Volume (ml) 5
Number of viable nucleated cells (millions) obtained (before quality control) 35.3
Recovery rate (viable nucleated cells/cm3 adipose tissue) 186 000
Number of viable nucleated cells (millions) injected (after quality control) 22.8
Viability (%) 82.8
Leukocytes (%) 37.4
Macrophages/monocytes (%) 22.9
Lymphocytes (%) 12.5
Neutrophils (%) 2.0
Transitional cells (%) 11.2
Endothelial progenitors  cells (%) 4.3
Pericytes (%) 8.5
Mesenchymal stem cells (%) 38.6
Microfat
Adipose tissue harvested (cm3) 50
Adipose tissue injected (cm3) 14