毒腺
- poison gland
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[poison gland] 某些鱼和两栖类动物身上的一些特殊的腺体,能分泌出有毒的粘液
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这就是蛇的毒腺。
This is a snake 's poison gland .
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毒液由成熟雌蜂的毒腺或酸腺所分泌,并贮于毒囊中。
Venoms are excreted by the poison gland or acid gland of mature female wasps and stored in reservoir .
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眼镜蛇毒腺cDNA文库的构建
CDNA Library Construction of the Venom Gland in Naja naja atra
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平颏海蛇毒腺cDNA表达文库的构建
Construction of a cDNA Expression Library from the Venom of Lapemis hardwickii Gray
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中华眼镜蛇毒腺cDNA表达文库的建立和分析
Construction of cDNA library from venom of Chinese Cobra
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利用RT-PCR技术从中华眼镜蛇毒腺组织中成功地克隆了短链神经毒素CDNA。
A novel short-chain neurotoxin cDNA was cloned from Chinese cobra venom by RT-PCR .
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中华蜜蜂(Apiscerana)毒腺cDNA文库的构建及主要毒蛋白基因表达调控研究
Construction of the Venom Gland cDNA Library , Expression and Regulation of the Main Venom Proteins from Apis Cerana Cerana
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在此基础上,为全面研究中华蜜蜂毒蛋白的组成和表达情况,本研究构建了中华蜜蜂毒腺cDNA文库,以期从中找出一些对人类健康有重要意义的生理活性蛋白或多肽;
In this paper , we construct a venom gland cDNA library of Chinese honeybees expecting to screen some pharmacological active venom components or other biological significance venom components .
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在毒腺的分泌细胞层和卵巢上表皮细胞中存在着一种球状VLP,它们内含电子致密物质,直径大约50nm;
One kind of spherical-shaped particles occurs both in the secretory cells of the gland filaments and the ovarial epithelial cells , approximately 50 nm in diameter .
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用CM-SephadexC-50柱层析,醋酸铵缓冲液洗脱,从平颏海蛇(Lapemishardwickii)毒腺提取物中分得15个蛋白组分。
Fifteen protein fractions were separated from the venom of sea snake , Lapemis hardwickii by means of CM-sephadex C-50 column chromatography .
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通过透射电镜观察,在黄腹潜蝇茧蜂毒腺分泌细胞和卵巢表皮细胞中新发现存在一种类病毒颗粒,这些球状颗粒直径大约为50nm。
TEM examination revealed for the first time the existence of a kind of virus-like particles in secretory cells of the gland filaments and ovarial ectodermal cells of the parasitoid . These spherical-shaped particles were approximately 50 nm in diameter .
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结果色变银环蛇与正常银环蛇的鳞片数目无异,但其毒腺大小、排毒量、毒性均有明显差异。
Results There are obviously difference between normal and color variation Bungarus multicinctus .
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蛇毒是从毒蛇蛇头毒腺分泌出的一种毒素。
The ophidic toxin is secreted form the gland in the head of the viper .
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两蛇科毒蛇的毒腺γ-谷氨酰转肽酶组织化学的定位
Histochemical localization of γ - glutamyl transpeptidase in the venom glands of two species snakes from two families
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作为非常特化的器官,蛇毒腺合成和分泌大量复杂的毒素蛋白。
The snake venomous gland is a specialized organ , which synthesizes and secretes the complex and abundant toxin proteins .
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胡蜂毒腺中含有多种毒素多肽,国内对这些基因的研究基本上还是空白。
There are manifold venom peptides in vespa sac , but it is a blank research square about these genes at home .
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方法比较蛇外形、鳞片、毒腺、排毒量、毒性等情况。
Methods To compare form , flakes , venom gland , amount of expelling of toxin , LD_ ( 50 ) of snake .
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为了得到更多研究K~+通道的工具,本文致力于从东亚马氏钳蝎中的毒腺中纯化和鉴定新型K~+通道的阻断剂。
To get more tools for K + channel studies , it is important to keep searching for novel bioactive peptides from scorpion venom .
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通过分析确定蝎毒腺上皮的分泌方式为顶浆分泌。
By analysis , we make sure that the way of the cell secretion of the poison gland of the scorpion is apocrine secretion .
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昆虫神经毒素具有控制农业害虫的重要潜在价值,但天然昆虫神经毒素在毒腺中的含量低且提取困难。
Insect neurotoxins have potential applicative value for agricultural insect pest control , but these kinds of natural neurotoxins are limited and difficult to extract .
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在不同的细胞内有形态和数量不同的类似溶酶体样物质,其内涵物类似Ⅰ型毒腺细胞胞质结构。
The structure of lysosome like material was similar to the cytoplasm of type ⅰ cells . The fusion of those lysosome like material could be observed .
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而毒腺则是由立方形分泌细胞形成的单细胞层,和平行于内腔,贴近内膜的单层鳞状细胞层共同构成。
And the gland filaments consist of a single layer of cuboidal secretory cells and an inner layer of squamous cells adjacent to the intima which lines the lumen .
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菜蛾盘绒茧蜂的毒液器官包括一个透明的椭圆型的毒囊和两条细管状的毒腺,位于雌蜂腹部近背面。
The results are summarized as follows : ( 1 ) The parasitoid venom apparatus comprises one venom reservoir and two gland filaments , locating dorsally in the female abdomen .
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毒腺由单层分泌细胞、退化的外胚层细胞和环腔的内膜构成,分泌细胞主要由1个明显的细胞核和1个较大囊状细胞器构成,囊状细胞器的功能是分泌毒液。
The gland filaments consisted of an outer single layer of secretory cells , a layer of degenerated ectodermal cells and an inner intima lined the lumen . Secretory cells contained a distinct nucleus and a big vesicular organelle , which secreted the components of venom .