924706.fig.002a
(a)
924706.fig.002b
(b)
Figure 2: Cross-section through the spinal cord and thoracic vertebrae of fetuses at 20th day of gestation, showing absence of ossification in treated group (T) (2000 mg norfloxacin/Kg b wt from 6th to 15th day of pregnancy) in comparison with normal ossification in control group (C) (×10 H & E).