Table 1.
Bone histomorphometric analysis in Becn1 WT and cKO mice.
6 months (femurs) | 6 months (vertebrae, L5) | |||||||
---|---|---|---|---|---|---|---|---|
male | female | male | female | |||||
WT (n = 4) | cKO (n = 7) | WT (n = 5) | cKO (n = 5) | WT (n = 4) | cKO (n = 7) | WT (n = 5) | cKO (n = 5) | |
BV/TV (%) | 16.37 ± 2.02 | 11.93 ± 1.66 ** | 4.31 ± 1.74 | 3.56 ± 2.34 | 25.85 ± 4.28 | 20.68 ± 2.77 * | N.A | N.A |
Tb.N (mm-1) | 4.45± 0.56 | 2.99 ± 0.44 ** | 1.71 ± 0.47 | 1.08 ± 0.64 | 6.63 ± 0.38 | 6.14 ± 0.73 | N.A | N.A |
Tb.Th (μm) | 36.86 ± 2.61 | 39.95 ± 2.67 | 24.86 ± 2.68 | 32.39 ± 2.5 ** | 38.83 ± 4.78 | 33.66 ± 1.74 * | N.A | N.A |
Tb.Sp (μm) | 190.74 ± 31.25 | 299.1 ± 42.72 ** | 602.6 ± 191.75 | 1264.35 ±914.37 | 112.35 ± 13.18 | 131.05 ± 18.76 | N.A | N.A |
Ob.S/BS (%) | 2.77 ± 2.05 | 3.46 ± 2.91 | 7.93 ± 5.6 | 3.69± 4.26 | 6.48 ± 4.38 | 3.93 ± 2.26 | N.A | N.A |
N.Ob/BS (mm-1) | 2.34 ± 1.64 | 3.17 ± 2.42 | 5.76 ± 4.23 | 3.3 ± 2.86 | 4.84 ± 2.74 | 3.27 ± 1.6 | N.A | N.A |
OS/BS (%) | 7.25 ± 5.05 | 4.18 ± 2.77 | 6.03 ± 3.68 | 6.22 ± 8.92 | 8.2 ± 3.77 | 2.94 ± 0.87 ** | N.A | N.A |
Oc.S/BS (%) | 1.73 ± 0.61 | 1.51 ± 0.92 | 1.56 ± 0.97 | 0 ** | 1.15 ± 0.26 | 2.34 ± 1.54 | N.A | N.A |
N.Oc/BS (mm-1) | 0.68 ± 0.25 | 0.62 ± 0.36 | 0.42 ± 0.07 | 0 *** | 0.4 ± 0.09 | 0.87 ± 0.56 | N.A | N.A |
ES/BS (%) | 3.04 ± 0.88 | 2.69 ± 1.78 | 2.74 ± 1.93 | 0 * | 1.95 ± 0.73 | 4.15 ± 2.99 | N.A | N.A |
MS/BS (%) | 5.66 ± 4.31 | 18.7 ± 6.34 * | 16.38 ± 6.52 | 13.67 ± 7.32 | 4.4 ± 3.9 | 7.72 ± 1.77 | N.A | N.A |
MAR (μm day-1) | 0.48 ± 0.19 | 0.74 ± 0.34 | 0.99 ± 0.31 | 0.83 ± 0.24 | 0.54 ± 0.11 | 0.65 ± 0.04 | N.A | N.A |
BFR/BV (% Year-1) | 61.7 ± 63.2 | 255.09 ± 96.3 * | 522.76 ± 360.57 | 237.75 ± 118.62 | 56.58 ± 61.94 | 109.93 ± 27.62 | N.A | N.A |
Male Becn1 WT versus male Becn1 cKO, and female Becn1 WT versus female Becn1 cKO; Student’s t test.
p <0.05
p < 0.01
p < 0.001