文档介绍：312 渔业科学进展琋
2 O 1 月 FISHERY Apr2010
牙鲆脑垂体早期发育的组织学观察
邵明瑜张志峰。刘建国李昀张全启
泄Q蟠笱ШQ笊镆糯纸逃恐氐闶笛槭遥嗟
摘要垂体作为鱼类最重要的内分泌器官之一,在生长、发育、生殖以及其他一些内分泌相关生
理活动中起重要作用。作者采用组织学方法观察了牙鲆的脑垂体发生,对不同发育时期的腺垂体细
1杏愕募淠韵路娇杉皇敌南赴牛诜趸 d
间脑后方的漏斗体下,与来自漏斗体的神经内分泌细胞及其神经纤维结合共同形成脑垂体,前者形成
8俅固宸治V屑洳 intermediaPI)
(Pars distalisPD)14d(Rostral ,、中外侧
(Proximal distalisPPD)PI3
幼鱼,各部分从“前后型”排列开始向“背腹型”排列转变。孵化后难丽易杏阒校琍细胞多呈
PPDPI42d
RPD
鲆激素分泌细胞的染色特征对上述各细胞类型进行了推测。
关键词牙鲆脑垂体发育组织学
Q17Q133A1000-7075(2010)02-0040-06
observation early development
pituitary olivaceus
Ming-yu ZHANG Zhi-fengLIU Yun ZHANG Quan-qi
and , Education
Ocean 琎 266003)
The pituitaryas important endocrine 琾 vital roles endo-
crine-related including growthdevelopmentand . the present study
the development pituitary was for 琣
cells 甌 results a solid cluster
was located under the 1 day , towards under
the the posterior diencephalonandcoalesced cells and
nerve the the pituitary preliminarily 3 H 甌
cluster the 琣 primarily the neurohypophysis 8
H 瑃 adenohypophysis two portionsthe intermedia(PI)and
the distalis(PD)whichwas divided the rostral the
distalis(PPD)in DPH 甌 fore-andaftpituitary changed dorsalventral
863(2006AAIOA401)
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200905022009-0721
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2 邵明瑜等:牙鲆脑垂体早期发育的组织学观察
metamorphosis j uvenile young fishThe acidophilie cells found
the PPD the DPH fry and po