The growth kinetic, differentiation properties, karyotyping, and characterization of adipose tissue-derived stem cells in hamster

Multilineage properties of mesenchymal stem cells (MSCs) cause their contribution in repair of different tissue. Adipose tissue is considered a good source of MSCs because of its abundance and easy access. The aims of this study were to characterize and determine the differentiation properties and growth kinetics of adipose tissue-derived stem cells (AT-SCs) from Syrian hamster. Fat tissue was isolated from the abdominal and pelvic regions of the hamster and by using type I collagenase, and cells were isolated and cultured. AT-SCs were characterized by morphology, cell surface markers, and adipogenic and osteogenic differentiations. AT-SCs were transferred to 24 well plates, and the growth kinetic was assessed by evaluation of the population doubling time (PDT). To show the chromosome stability of the AT-SCs, karyotyping was done. Hamsters’ AT-SCs showed fibroblast like morphology and expressed CD73 and CD29 but not CD45. AT-SCs could be differentiated to adipocytes and osteoblasts verified by Alizarin Red and Oil Red O staining methods. The PDT of the passages 2 and 3 of the AT-SCs were 51.6 and 80.6 h, respectively. The karyotyping was normal until passage 4. Hamsters’ AT-SCs showed mesenchymal properties denoting to these cells as a good source for the cell transplantation purposes in experimental and preclinical studies in hamster as an animal model. © 2016, Springer-Verlag London.