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Related Experiment Video

Updated: Jul 3, 2026

Isolation and Identification of Mesenchymal Stem Cells Derived from Adipose Tissue of Sprague Dawley Rats

Isolation and Identification of Mesenchymal Stem Cells Derived from Adipose Tissue of Sprague Dawley Rats

Published on: April 7, 2023

Adipose-derived stem cell: a better stem cell than BMSC.

Yanxia Zhu¹, Tianqing Liu, Kedong Song

¹Dalian R&D Center for Stem Cell and Tissue Engineering, Dalian University of Technology, Dalian, China.

Cell Biochemistry and Function

|July 19, 2008

Summary

This summary is machine-generated.

Adipose-derived stem cells (ADSCs) demonstrate robust proliferation and multi-differentiation potential, maintaining these traits even after extensive passaging. Optimized subculturing enhances stem cell yield and preserves key characteristics for regenerative medicine applications.

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Area of Science:

Stem Cell Biology
Regenerative Medicine
Tissue Engineering

Background:

Adipose-derived stem cells (ADSCs) are promising for regenerative therapies due to their accessibility and multipotency.
Understanding ADSC proliferation and differentiation is crucial for optimizing their clinical applications.

Purpose of the Study:

To characterize the proliferation and multi-differentiation potential of adipose-derived stem cells (ADSCs).
To optimize ADSC culture conditions for enhanced yield and sustained potency.

Main Methods:

Improved isolation techniques for ADSCs.
Cell proliferation assessed using CCK-8 assays and growth curves.
Phenotypic characterization via flow cytometry for surface markers (CD13, CD29, CD44, CD105, CD166, CD34, CD45, HLA-DR).
Multi-lineage differentiation confirmed through adipogenic, chondrogenic, osteogenic, and myogenic induction assays.
Analysis of stem cell transcription factors (Nanog, Oct-4, Sox-2, Rex-1).

Main Results:

Approximately 5 x 10(5) ADSCs obtained from 400-600 mg adipose tissue.
ADSCs maintained viability and exhibited logarithmic growth for up to 1 month without passage.
ADSCs expressed key stem cell markers and transcription factors, lacking hematopoietic markers.
Successful differentiation into adipocytes, chondrocytes, osteocytes, and cardiomyocytes confirmed.
Extended subculturing (every 14 days) and passaging (up to 25 passages) maintained proliferation, phenotype, and differentiation potential.

Conclusions:

ADSCs possess significant proliferative capacity and stable multi-lineage differentiation potential.
Optimized subculturing protocols can enhance ADSC yield and maintain their therapeutic characteristics over extended culture periods.
ADSCs represent a viable source for regenerative medicine, with potential for improved therapeutic outcomes through optimized culture strategies.