取突变体弯曲的叶鞘做石蜡切片发现，突变体弯曲的叶鞘周围表皮细胞完整，但两侧细胞的大小不同。
The size of epidermis cells was different between nearside and starboard cells observed from the longitudinal section of twisted stems by histological sections.
在所有各级的电线，这些纤维连接起来，与其他神经细胞倒卧在前面的脊髓两侧的中线。
At all levels of the cord, these fibres connect up with other nerve cells lying at the front of the spinal cord on either side of the mid-line.
泪腺和唾液腺淋巴细胞增生，可引起两侧腺体无痛性肿大。
Proliferation of lymphocytes in lacrimal and salivary glands may cause bilateral painless enlargement.
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