ARTICLE INFO

Article Type

Original Research

Authors

Mahmoodinia Maymand   M. (1)
Noruzinia‎   M. (*)






(*) Medical Genetics Department‎, Medical Sciences‎, Tarbiat Modares University, Tehran, Iran
(1) ‎Sarem Cell Research Center (SCRC)‎, Sarem Women’s Hospital, Tehran, Iran

Correspondence


Article History

Received:   September  27, 2015
Accepted:   January 12, 2016
ePublished:   February 15, 2017

ABSTRACT

Aims Amniotic fluid stem cells have lower ethical limitations than embryonic stem ‎cells for the use in research and treatment. These cells show great self-renewal ‎potential and can differentiate into the specialized cells of all three germ layers. ‎The amniotic fluid stem cells display minimal risks of teratomas and very low ‎immunogenicity. For these reasons, amniotic fluid appears as a promising ‎alternative source for stem cell therapy. The objective of this study was to isolate ‎the stem cells from amniotic fluid and differentiate them into the osteoblastic ‎cells.‎
Materials & Methods An amniotic fluid sample (about 10ml) was collected from a healthy donor in ‎Sarem women’s hospital (Tehran, Iran). After centrifugation, the cells were ‎cultured in a DMEM medium supplemented with 20% FBS. The cell clones were ‎observed after two weeks and were passaged to an osteoblastic differentiation ‎medium. Alizarin red staining and RT-PCR for alkaline phosphatase and ‎osteocalcin markers were used for confirmation of cellular differentiation.‎
Findings Stem cells were isolated from amniotic fluid. Phenotypically, these cells showed ‎spindle-shaped morphology with a large nucleus. Following the induction of ‎differentiation, they showed the expression of osteoblastic cells markers ‎indicating their differentiation. The expression of those markers was confirmed ‎by immunocytochemistry and RT-PCR. ‎
Conclusion Amniotic stem cells have the ability to differentiate into the osteoblastic cells ‎using an osteoblastic differentiation medium. ‎


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