Table 7.2
A summary of marker expression profiles and known physiological functions of the more common surface antigen markers used to phenotype adipose-derived stromal cells
a
Surface protein marker
Alternative name(s)
Cells which express the protein
Physiological functions
CD13
Aminopeptidase N (APN)
-^
Granulocytes
-^
Interdigitating dendritic cells
-^
Large granular lymphocyte subpopulation
-^
Macrophages
-^
Mast cells
-^
Monocytes
-^
Myelomonocytes
-^
Osteoclasts
-^
Others
-^
Play a role in enzymatic degradation processes
CD29
-^
Glycoprotein IIa (GP IIa)
-^
Integrin beta-1 (ITGB1)
-^
Fibronectin receptor beta subunit
-^
VLA (CD49) beta chain
-^
Fibroblasts
-^
Platelets
-^
T cells
-^
Monocytes
-^
Granulocytes (low expression level)
-^
Mast cells
-^
Endothelial cells
-^
Myoepithelium
-^
Others
-^
Receptor for collagen and laminin
-^
Play a role in cell-to-cell adhesion
-^
Play an important role in lymphocyte trafficking and transvascular migration
CD44
-^
CD44s (standard isoform)
-^
CD44H (lacks all alternative exons)
-^
Expressed by the majority of mammalian cell types
-^
A glycoprotein that plays a role in cell-cell interactions, cell adhesion and cell migration
-^
Plays a role in the polar orientation of cells
-^
Involved in leukocyte attachment and rolling on endothelial cells
CD73
Ecto-5’-nucleotidase
-^
B- and T-cell subpopulations
-^
Endothelial cells
-^
Follicular dendritic cells
-^
Epithelial cells
-^
Acts as a catalyst in the dephosphorylation of ribo- and deoxyribonucleotides to their corresponding nucleosides
-^
Plays a role in lymphocyte adhesion to dendritic cells and endothelium
CD90
Thy-1
-^
Immature haematopoietic stem cells
-^
Neurons
-^
Activated endothelial cells
-^
Fibroblasts
-^
Potentially mediates the differentiation of haematopoietic stem cells
-^
Plays a role in the adhesion of various leukocytes to activated endothelial cells
CD105
Endoglin
-^
Activated monocytes
-^
Erythroid precursors in the bone marrow
-^
Trophoblasts
-^
Acts as a regulatory component of the TGF-beta receptor complex
-^
Mediates cellular response to TGF-beta 1
aInformation obtained from the PathologyOutlines.com website—
http://www.pathologyoutlines.com/cdmarkers.html