在髓索中可见神经肽Y免疫反应性神经纤维，呈串珠状和线状，交织成网。
There were neuropeptide Y immunoreactive nerve fibers in medullary cords which were bead and li ne shaped and wove into net.
在髓索中可见神经肽Y免疫反应性神经纤维，呈串珠状和线状，交织成网。
There were neuropeptide Y immunoreactive nerve fibers in medullary cords which were bead and li ne shaped and wove into net.
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