Characterization of Mesenchymal Stem Cell

Mesenchymal Stem Cell (MSCs) are among the most important cell types in the field of regenerative medicine. They have attracted significant scientific and clinical interest due to their unique biological properties, including:

Self-renewal capacity – the ability to continuously divide and maintain their stem cell population
Multilineage differentiation potential – the ability to develop into various specialized cell types

Before MSCs can be used for research or therapeutic applications, they must undergo characterization testing to confirm their MSC identity and biological properties.

3.1

Multilineage Differentiation

MSCs are cultured in specific differentiation media to induce development into:

Osteocytes – bone cells
Chondrocytes – cartilage cells
Adipocytes – fat cells

The differentiated cells are then evaluated using histochemical staining techniques, including:

Alkaline phosphatase staining for osteogenic differentiation
Alcian blue staining for chondrogenic differentiation
Oil Red O staining for adipogenic differentiation

These tests confirm the ability of MSCs to differentiate into multiple cell lineages.

3.2

MSC Surface Marker Analysis (MSC Panel)

MSC surface marker analysis is performed to evaluate specific cell surface markers associated with mesenchymal stem cells.

The MSC Panel includes:

CD73
CD90
CD105
CD34
CD45
HLA-DR

Fluorescent-labeled antibodies are used to detect these markers, followed by analysis using the MACSQuant® Analyzer 16.

This test supports the confirmation of MSC identity, purity, and quality according to recognized scientific criteria.