Table 1.

Blood-derived CD133+ cells yield human Dys3+ myofibers within injected dystrophic muscles after intra-arterial transplantation of unexercised and exercised scid/mdx mice



Quadriceps

Soleus

Tibialis anterior
Positive myofibers
Unexercised
Exercised
Unexercised
Exercised
Unexercised
Exercised
Mouse 1       
   Lamin A/C+  11 ± 3   45 ± 1*  7 ± 5   52 ± 3*  4 ± 2   32 ± 1* 
   Dys+ fibers/s   26 ± 13   73 ± 5*  14 ± 9   61 ± 10*  10 ± 2   55 ± 11* 
   Dys/lamin A/C+ fibers   15 ± 61   45 ± 1*  9 ± 6   47 ± 7*  5 ± 8   32 ± 22* 
Mouse 2       
   Lamin A/C+  10 ± 8   35 ± 10   15 ± 2   21 ± 14   7 ± 3   37 ± 5* 
   Dys+ fibers/s   12 ± 5   59 ± 9*  9 ± 2   48 ± 11*  18 ± 11   91 ± 32* 
   Dys/lamin A/C+ fibers   9 ± 3   45 ± 4*  3 ± 1   27 ± 12*  9 ± 7   72 ± 18* 
Mouse 3       
   Lamin A/C+  24 ± 11   101 ± 17*  10 ± 7   70 ± 24*  17 ± 4   33 ± 13  
   Dys+ fibers/s   16 ± 11   68 ± 11*  6 ± 2   49 ± 16*  14 ± 10   46 ± 7* 
   Dys/lamin A/C+ fibers   8 ± 3   44 ± 12*  3 ± 1   31 ± 21*  8 ± 2   29 ± 13* 
Mouse 4       
   Lamin A/C+  19 ± 6   36 ± 19   8 ± 5   24 ± 8   15 ± 7   53 ± 11* 
   Dys+ fibers/s   10 ± 6   61 ± 21*  4 ± 3   41 ± 13*  9 ± 8   57 ± 31* 
   Dys/lamin A/C+ fibers   7 ± 4   51 ± 15*  1 ± 2   35 ± 20*  2 ± 1   31 ± 16* 
Mouse 5       
   Lamin A/C+  18 ± 9   81 ± 21*  10 ± 4   72 ± 12*  11 ± 4   43 ± 23* 
   Dys+ fibers/s   20 ± 11   89 ± 22*  9 ± 1   53 ± 12*  14 ± 11   61 ± 15* 
   Dys/lamin A/C+ fibers
 
7 ± 3
 
67 ± 19*
 
5 ± 3
 
26 ± 8*
 
5 ± 3
 
37 ± 25*
 


Quadriceps

Soleus

Tibialis anterior
Positive myofibers
Unexercised
Exercised
Unexercised
Exercised
Unexercised
Exercised
Mouse 1       
   Lamin A/C+  11 ± 3   45 ± 1*  7 ± 5   52 ± 3*  4 ± 2   32 ± 1* 
   Dys+ fibers/s   26 ± 13   73 ± 5*  14 ± 9   61 ± 10*  10 ± 2   55 ± 11* 
   Dys/lamin A/C+ fibers   15 ± 61   45 ± 1*  9 ± 6   47 ± 7*  5 ± 8   32 ± 22* 
Mouse 2       
   Lamin A/C+  10 ± 8   35 ± 10   15 ± 2   21 ± 14   7 ± 3   37 ± 5* 
   Dys+ fibers/s   12 ± 5   59 ± 9*  9 ± 2   48 ± 11*  18 ± 11   91 ± 32* 
   Dys/lamin A/C+ fibers   9 ± 3   45 ± 4*  3 ± 1   27 ± 12*  9 ± 7   72 ± 18* 
Mouse 3       
   Lamin A/C+  24 ± 11   101 ± 17*  10 ± 7   70 ± 24*  17 ± 4   33 ± 13  
   Dys+ fibers/s   16 ± 11   68 ± 11*  6 ± 2   49 ± 16*  14 ± 10   46 ± 7* 
   Dys/lamin A/C+ fibers   8 ± 3   44 ± 12*  3 ± 1   31 ± 21*  8 ± 2   29 ± 13* 
Mouse 4       
   Lamin A/C+  19 ± 6   36 ± 19   8 ± 5   24 ± 8   15 ± 7   53 ± 11* 
   Dys+ fibers/s   10 ± 6   61 ± 21*  4 ± 3   41 ± 13*  9 ± 8   57 ± 31* 
   Dys/lamin A/C+ fibers   7 ± 4   51 ± 15*  1 ± 2   35 ± 20*  2 ± 1   31 ± 16* 
Mouse 5       
   Lamin A/C+  18 ± 9   81 ± 21*  10 ± 4   72 ± 12*  11 ± 4   43 ± 23* 
   Dys+ fibers/s   20 ± 11   89 ± 22*  9 ± 1   53 ± 12*  14 ± 11   61 ± 15* 
   Dys/lamin A/C+ fibers
 
7 ± 3
 
67 ± 19*
 
5 ± 3
 
26 ± 8*
 
5 ± 3
 
37 ± 25*
 

Results are expressed as number of human lamin A/C-, Dys-, and Dys/lamin A/C-positive cells per section of muscle tissue (± SD) in a longitudinal dimension of approximately 600 μm

Dys indicates dystrophin

*

P < .01

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