Queencell? was approved as ¡°autologous adipose tissue-derived adipose cell produced by minimal manipulation¡± by Korean Ministry of Food and Drug Safety (MFDS) as of Mar 2010.

Queencell? is comprised of stromal vascular fraction (SVF) that is a heterogeneous mixture of mesenchymal stem cells and other cell types such as preadipocytes, endothelial progenitor cells, pericytes, mast cells, and fibroblast.

Queencell? is effective in treating subcutaneous tissue defect.