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