Isolation of deciduous molar germs from miniature pigs at E40. (A), Schematic buccal view of the mandible of miniature pig at E40. (B), The isolated miniature pig embryos at E40. (C), Macro view of mandible from miniature pig at E40. Black dotted line indicated the location of p4, scale bar = 200 μm. (D), Frontal sections showing p4 at cap stage (H&E), scale bar = 200 μm. (E), The isolated p4 at cap stage