In certain breeds of dogs, notochord cells remain ibrant in the interertebral disc into adulthood.
In certain breeds of dogs, notochord cells remain ibrant in the interertebral disc into adulthood.
在一些犬类，直到成年，椎间盘内的脊索细胞仍活跃。
In certain breeds of dogs, notochord cells remain ibrant in the interertebral disc into adulthood.
在一些犬类，直到成年，椎间盘内的脊索细胞仍活跃。