眼柄

The effects of eyestalk ablation on the molting and growth of juvenile L. vannamei are investigated.

摘 要：研究了去眼柄对凡纳滨对虾稚虾蜕皮和生长的影响。

The results showed that there was no species difference of eyestalk extraction, ethanol had the function of restrain ing to body colour.

发现了沼虾体色调节的部分机制，眼柄提取液的无种间特异性，以及乙醇对虾的体色的抑制作用。

Chinese shrimp is one of the most important economically valuable crustacean in China. Due to the limited knowledge on this system, eyestalk ablation is still a main method to promoting gonad development and maturation.

中国对虾是我国重要经济甲壳动物，由于缺乏对中国对虾这一系统的了解，至今仍采用切除眼柄的促进性腺发育、成熟。

Polymerase Chain Reactionwas performed using P1and P2as primers andthese eyestalk cDNAs as templates.Four specific cDNAs were cloned under properreaction conditions.

用无DNA污染的眼柄总RNA为模板，根据日本对虾的MIH设计兼并引物P1和P2，进行RT-PCR扩增，在适宜的反应条件下，均分别得到一特异性的产物。

The Gran are easily distinguished by their triple eyestalks. They have hircine faces, small horns, and a jutting jaw-line.

长着三支突出眼柄的格兰人很容易辨认，他们有山羊一样的长脸，小角，和突出的下巴。

Fast propagation of Balsamine was studied and the results were listed as below.

摘 要：近年来，在甲壳动物大颚腺中发现了一种具有保幼激素活性的物质——法呢酸甲酯，它是与昆虫保幼激素Ⅲ结构相似的一种倍半萜类化合物，对甲壳动物的生长、发育和繁殖有重要调控作用，而MF的分泌受到眼柄等因子的负调节作用。

Furthermore,MH shortenmolting period and accelerating the gonadial development.This is the major causegiving rise to precocious mature in the cultured chinese mitten crab.Keywords:Eriocheirsinensis Precocious crab Culture Ultrastructure Cell

体内高浓度的胆固醇通过抑制眼柄神经分泌细胞抑制性神经肽激素的合成和释放，促进Y-器官合成和释放MH，缩短养殖河蟹的蜕皮周期，加速了河蟹的性腺发育，造成养殖河蟹性早熟。

The snail can bend the eyestalks to see what's happening around it.

蜗牛能弯曲眼柄来观察周围的情况。

The Ongree species possesses flexible eyestalks that allow them to see an object from multiple angles.

翁格里人拥有一对灵活的眼柄，使他们能从多个角度观察物体。

Using the on-line sequence similarity searching tool Fasta3 on internet web,many neuropeptides from crustacean CHH family of high similarity with thesededuced amino acid sequences from cDNA of eyestalks from these four kinds animalswere found.

在所有的相似序列中，分别由中国对虾、中华绒螯蟹、鹰爪虾和蓝对虾的特异性cDNA片段推定的氨基酸序列与蜕皮抑制激素的相似度最高，这一结果提示分别由中国对虾、中华绒螯蟹、鹰爪虾和蓝对虾的眼柄特异性cDNA片段推定的氨基酸序列可能是这四种甲壳动物的MIH片段。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。