查询词典 amphioxus

However, there is no report about amphioxus Rab23 up to now except the annotations of two isoforms in the genome of Florida lancelet.

目前关于文昌鱼Rab23同源基因的研究仅局限于佛罗里达文昌鱼基因组中的注释。

All these results support the notion that amphioxus is not only the sister group of the existing vertebrates but also the basal lineage of chordates.

我们的结果说明，文昌鱼不仅是脊椎动物的姊妹类群，而且是脊索动物谱系进化过程中的基部类群。

For sub-lethal tests, both rosy barbs and amphioxus were exposed to selected concentrations of copper.

亚急性毒性实验中，文昌鱼和玫瑰无须鲃分别用浓度为20%和30%的96h LC50的Cu(上标 2+)处理。

Here we show that a TH derivative, triiodothyroacetic acid, induces metamorphosis in the cephalochordate amphioxus.

科学家通过研究发现，甲状腺激素的衍生物，一种叫做TRIAC的物质，在头索动物文昌鱼中诱导了变态。

It"s estimated there"re some relations with hetero-sex-chromosome which male Amphioxus have.

估计可能与雄性文昌鱼具有异型性染色体有关。

The paper reports the toxic effects of chromium (Cr6+ and Cr3+) at different concen-traions on amphioxus .

本文分析并报道了不同浓度Cr6＋和Cr3＋对文昌鱼的毒性效应及对文昌鱼生长的影响。

Comparison of deduced amino acid sequences of amphioxus ACTIVIIN with vertebrate showed that ACTIVIN was conserved.

文昌鱼ACTIVIN基因演绎的氨基酸序列与脊椎动物比较发现ACTIVIN基因比较保守，特别是C-末端生物活性区。

ABSTRACT Amphioxus, a cephalochordate, is the closest living relative to vertebrate, and has been widely known as the most important animal...

文昌鱼是介于无脊椎动物和脊椎动物之间的过渡类型，是研究动物进化和胚胎发育的典型材料。

These results provide a new morphological proof that sex steroid hormones participate in the regulation of gonadal development and functional maturation of reproductive endocrine control axis in Amphioxus.

这些结果为证明文昌鱼性类固醇激素参与调节性腺发育成熟和生殖内分泌调控轴的功能成熟提供重要的形态学新证据。

Amphioxus, a cephalochordate, is believed to be the closest living relative of the vertebrate. It is often regarded as an important model animal for phylogenetic studies on the evolution of animals from invertebrate to vertebrate.

文昌鱼是头索动物，被认为是现存的与脊椎动物最接近的无脊椎动物，经常被看作是分析从无脊椎动物到脊椎动物进化过程的一种重要的模式动物。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐