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Table 2 Distribution and phenotypic profile of CD13high CD105+ CD45 cells in normal versus reactive bone marrow samples

From: Ex vivo identification and characterization of a population of CD13high CD105+ CD45 mesenchymal stem cells in human bone marrow

 

Normal BM

(n = 9)

Reactive BM

(n = 51)

Antigenic profile

% positive cells

MFI

% positive cells

MFI

% CD13high CD105+ CD45 cells

0.008 (0.0004–0.04)

0.03 (0.0007–0.6)*

CD10

91 %

7624

88 %

6916

(75–97 %)

(2069–22,177)

(62–97 %)

(1883–14,821)

CD11b

NA

NA

NA

NA

CD13

100 %

162,716

100 %

114,760

(100–100 %)

(58,223–260,438)

(100–100 %)

(45,582–182,771)

CD14

NA

NA

NA

NA

CD19

NA

NA

NA

NA

CD34

NA

NA

NA

NA

CD45

NA

NA

NA

NA

CD73

100 %

7241

100 %

8149

(100–100 %)

(3268–23,090)

(100–100 %)

(4462–16,288)

CD90

100 %

64,102

100 %

17,729*

(100–100 %)

(12,081–260,738)

(100–100 %)

(1870–108,409)

CD105

100 %

2598

100 %

2463

(100–100 %)

(700–3420)

(100–100 %)

(1299–4620)

CD117

NA

NA

NA

NA

CD146

100 %

733

100 %

502

(100–100 %)

(292–2992)

(100–100 %)

(267–3054)

HLA-DR

98 %

4038

87 %

2589

(78–100 %)

(390–11,726)

(50–100 %)

(407–15,823)

  1. Results expressed as median (range) percentage of positive cells and MFI calculated after subtracting baseline autofluorescence levels
  2. *P < 0.05 versus normal BM
  3. BM bone marrow, MFI median fluorescence intensity (expressed as arbitrary fluorescence units scaled from 0 to 262,000), NA not appropriate (as these markers were absent on CD13high CD105+ CD45 cells)