结果在心传导系统中可见到大量神经丝蛋白免疫阳性神经纤维，主要位于血管周围和结细胞间；
Results There were numerous neurofilament positive fibers in cardiac conduction system, which mainly located surrounding blood vessels or between nodal cells.
此三型卵圆细胞均有细胞内张力微丝和细胞间连接结构。
Intracellular tonofilaments and intercellular junctions were seen in all three types of oval cells.
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