Table 1. Quantitative staining analysis of cellular activity.
5 days postoperative | 14 days postoperative | 28 days postoperative | 56 days postoperative | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
WT | Cpa3Cre/+ | p value | WT | Cpa3Cre/+ | p value | WT | Cpa3Cre/+ | p value | WT | Cpa3Cre/+ | p value | |
(n = 6–10) | (n = 7–9) | (n = 6–13) | (n = 7–10) | (n = 8–9) | (n = 8–10) | (n = 5–6) | (n = 5–9) | |||||
Cortex | ||||||||||||
aTB (#/mm2) | 0 | 0 | 1.000 | 0.4 ± 1.1b | 0 | 0.268 | 1.6 ± 1.3b | 0 | 0.001 | 0.7 ± 0.7b | 0 | 0.016 |
CD34 (%) | 0.35±0.20 | 0.24±0.21 | 0.309 | 0.69±0.35a | 0.70±0.28b | 0.942 | 0.80±0.19b | 1.31±0.26b | 0.002 | 0.63±0.18 | 1.02±0.28b | 0.046 |
ALP (%) | 2.22±1.08 | 2.25±1.98 | 0.970 | 5.09±1.34a | 6.59±2.48b | 0.090 | 7.41±2.19b | 5.98±2.13a | 0.192 | 9.08±3.02b | 7.64±2.98b | 0.410 |
TRAP (%) | 0.07±0.12 | 0.01±0.02 | 0.232 | 3.70±2.33b | 3.88±3.80b | 0.898 | 1.33±0.61 | 2.63±1.39a | 0.025 | 0.57±0.28 | 1.30±0.62a | 0.025 |
F4/80 (#/mm2) | 0.16±0.06 | 0.14±0.13 | 0.774 | 0.28±0.08 | 0.39±0.13a | 0.103 | 0.21±0.06 | 0.40±0.19a | 0.017 | 0.44±0.21a | 0.21±0.09 | 0.081 |
Defect/Medulla | ||||||||||||
aTB (#/mm2) | 0 | 0 | 1.000 | 10.0 ± 5.9b | 0 | <0.001 | 8.0 ± 3.4b | 0 | <0.001 | 4.9 ± 4.1b | 0 | 0.005 |
CD34 (%) | 0.31±0.31 | 0.14±0.10 | 0.161 | 0.87±0.40b | 0.92±0.57b | 0.810 | 0.27±0.09 | 0.45±0.18a | 0.035 | 0.10±0.06 | 0.22±0.05 | 0.016 |
ALP (%) | 0.01±0.01 | 0.02±0.03 | 0.384 | 5.16±1.92b | 4.37±2.11b | 0.378 | 3.54±1.25b | 2.14±0.84a | 0.014 | 2.09±0.78a | 2.11±1.54a | 0.983 |
TRAP (%) | 0.35±0.44 | 0.01±0.02 | 0.047 | 5.56±2.99b | 3.68±2.13b | 0.122 | 1.10±0.63 | 1.63±0.85a | 0.161 | 0.29±0.15 | 0.82±0.30a | 0.002 |
F4/80 (#/mm2) | 0.72±0.51 | 0.36±0.29 | 0.171 | 3.59±1.24b | 2.27±0.67b | 0.047 | 4.03±0.74b | 2.96±0.64b | 0.009 | 3.05±0.49b | 3.38±0.76b | 0.486 |
aTB mast cells; CD34 vascular endothelial cells; ALP osteoblasts; TRAP osteoclasts; F4/80 macrophages. Significantly different from 5 days postoperative
a p <0.05 and
b p <0.01.