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姚承昌. 白鲟肝脏和胰脏的组织学与形态学研究[J]. 水生生物学报, 1987, 11(1): 67-72.
引用本文: 姚承昌. 白鲟肝脏和胰脏的组织学与形态学研究[J]. 水生生物学报, 1987, 11(1): 67-72.
Yao Chengchang. A STUDY OF THE HISTOLOGY AND MORPHOLOGY OF THE LIVER AND PANCREAS OF THE CHINESE PADDLEFISH PSEPHURUS GLADIUS (MARTENS)[J]. ACTA HYDROBIOLOGICA SINICA, 1987, 11(1): 67-72.
Citation: Yao Chengchang. A STUDY OF THE HISTOLOGY AND MORPHOLOGY OF THE LIVER AND PANCREAS OF THE CHINESE PADDLEFISH PSEPHURUS GLADIUS (MARTENS)[J]. ACTA HYDROBIOLOGICA SINICA, 1987, 11(1): 67-72.

白鲟肝脏和胰脏的组织学与形态学研究

A STUDY OF THE HISTOLOGY AND MORPHOLOGY OF THE LIVER AND PANCREAS OF THE CHINESE PADDLEFISH PSEPHURUS GLADIUS (MARTENS)

  • 摘要: 白鲟肝脏较大,可分为左右两大叶及小的中叶,胆囊位于右叶的凹缺内。肝板多由双层细胞构成,肝小叶不明显。肝内毛细胆小管由4个肝实质细胞围成。胰脏有3支,被厚的浆膜。胰岛明显。胰管与胆管汇合后共同开口于小肠最前部背面。对肝、胰实质细胞的显微或亚显微结构进行了描述。

     

    Abstract: The liver of the Chinese paddlefish consists of left, right and small middle lobes. The right lobe is much longer than the left one and there is a cleft in the right lobe providing a space for the gall bladder. The central veins are irregular, in distribution and lobuli hepatis are indistinct. The liver plate is composed of two layers of cells. No groups of cells contained melanin. Of the cells, the perinuclear space were big and the nuclear pores were distinct. The phenomenon of nucleolar margination was also observed. In hepatocytes, along with the presence of developed endoplasmic reticulum and many glycogen as well as other cell organelles, there are myelin figures. It was observed that four hepatocytes formed a bile canaliculus, but no intracellular canaliculus was present. The pancreas is composed of three branches covered by thick serosa. The boundaries between the exocrine part and the islets of Langerhans are distinct, but there is no discrete islet tissue outside of the exocrine gland. The bile duct and pancreatic duct jointly open to the foremost part of the small intestine.

     

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