Basic Study
Copyright ©The Author(s) 2020.
World J Exp Med. Jan 8, 2020; 10(1): 1-9
Published online Jan 8, 2020. doi: 10.5493/wjem.v10.i1.1
Table 1 Median, minimum and maximum values of linear value found between the apex of the greater trochanter until to the lower intercondylar midlle face
DayLinear Size of Femur (cm)
P value
ControlAlendronate
35.93 (5.67 – 6.04)6.85 (5.99 – 7.21)P = 0.062
1212.72 (11.67-13.52)8.84 (8.43 – 9.08)P = 0.027
Table 2 Median, minimum and maximum values of area in mm2 of each chondroid zone
Cartilage zoneArea accounted (mm2)
3rd day
12th day
ControlAlendronateP valueControlAlendronateP value
Reserve6.12 (5.52-6.51)5.63 (5.07-5.71)P = 0.0613.33 (3.22-3.51)2.26 (2.11-2.29)P = 0.056
Proliferative4.02 (3.82-4.44)4.12 (3.98-4.58)P = 0.0713.38 (3.35-3.43)3.11 (3.05-3.26)P = 0.061
Maturation0.4 (0.32-0.46)0.36 (0.29-0.40)P = 0.0730.27 (0.16-0.29)0.04 (0.01-0.06)P = 0.002
Hipertrophic4.12 (3.66-4.31)7.59 (7.31-7.77)P = 0.0324.02 (3.96-4.26)2.17 (2.11-2.32)P < 0.0001
Table 3 Percentage in median, minimum and maximum for transforming growth factor-β1 and bone morphogenetic protein-2 values in cells for chondroid zone
Chondroid layerDayTGF-b1
P valueBMP-2
P value
ControlAlendronateControlAlendronate
Reserve3----12 (10-14)P < 0.001
12----34 (30-36)P < 0.001
Proliferative323.01 (19-26)16.27 (14-19)P = 0.047-72.21 (70-75)P < 0.001
1219.12 (17-23)2.33 (0-3)P < 0.001-67.43 (66-69)P < 0.001
Maturation389.64 (85-93)93.07 (91-94)P = 0.673-88.61 (86-81)P < 0.001
1283 (80-84)1.06 (0-1)P < 0.00113 (12-15)94.05 (92-98)P < 0.001
Hipertrophic396.35 (94-99)97.66 (95-98)P = 0.7722 (2-3)82.17 (80-85)P < 0.001
1293.52 (92-95)92.31 (90-93)P = 0.69442 (41-44)93.00 (90-95)P = 0.027