查询词典 vitellin

At present, the research mainly concentrates on vitellin purification and characterization, vitellogenin synthesis and hormonal regulation, vitellogenin absorption and processing.

目前，对蜱类卵黄发生的研究主要包括卵黄蛋白的纯化与鉴定，卵黄原蛋白的合成与调控，卵母细胞对卵黄原蛋白的摄取以及转变为卵黄蛋白的分子过程。

The mechanisms how temperature and food affecting the reproduction of the spider are discussed by comparing the vitellin content of ovary and diameter of eggs.

通过比较卵巢中卵黄蛋白含量和卵粒直径大小，探讨了温度和食物对蜘蛛繁殖力的影响机制。

Ovary may be the synthetic position of vitellin.

真水狼蛛的卵黄蛋白可能是由卵巢自身合成的。

Studies on ultrastructure indicate that the follicular cells have the function to filter the extraneous substances, and they can also synthesize some vitellin materials toprovide nourishment which is needed by the development of the oocytc.

超微结构研究表明，滤泡上皮细胞除具筛选物质的作用外，还可合成某些卵黄物质，为卵母细胞的发育提供营养。

The content of essential amino acid was 57.48%, which was little higher than that of non-essential amino acid. The amino acid with the highest content in vitellin was Glu, its content was 15.26%; while contents of Trp and Met were very low, only 0.50% and 0.11%, respectively.

对卵黄蛋白的氨基酸组成和含量分析发现，其必需氨基酸总量占57.48%，略高于非必需氨基酸，其中谷氨酸含量最高，为15.26%；色氨酸和蛋氨酸含量较低，分别为0.50%和0.11%。

The results indicated that vitellin had a molecular weight of approximately 294.81±40.70 kD and was composed of two subunits, whose molecular weights were 144.68±0.03 kD and 51.23±0.27 kD respectively.

PAGE和SDS-PAGE实验表明，龟纹瓢虫卵黄蛋白分子量为294.81±40.70kD，并由分子量分别为144.68±0.03kD和51.23±0.27kD的两种亚基组成。

Using indirect ELISA, the contents of vitellin in the fat body, haemolymph and ovary of P. japonica were detected. The results suggested that the vitellogenin was synthesized in fat body at the 2nd day after eclosion. The contents of vitellogenin in fat body, haemolymph and ovary increased quickly on the 4th day after eclosion and reached the peak stage approximately on the 8th day in adult stage.

采用间接竞争ELISA法，系统测定了龟纹瓢虫成虫期脂肪体、血淋巴和卵巢中卵黄蛋白的动态变化，结果表明：脂肪体是卵黄原蛋白合成的场所，卵黄原蛋白的合成始于羽化后第2天；脂肪体、血淋巴和卵巢中卵黄原蛋白的滴度在羽化后第4天开始迅速上升，至成虫期的第8天左右达到高峰期。

Yolk protens of Bombyx mandarina are also composed of vitellin, egg specific proteins and 30K proteins on the base of SDS-PAGE of egg subsracts of Bombyx mori and Bombyx mandarina.

通过家蚕与野桑蚕卵的内容物的SDS-PAGE，分析了野桑蚕卵黄蛋白主要有卵黄磷蛋白，卵雌异性蛋白和30K蛋白组成。

The molecular weights of the two subunits were shown 142 KD for the larger one and 47 KD for the smaller one, respectively, on SDS—polyacrylamid electrophoresis. The molecular weight of the native vitellin was determined as 205 KD on native gradient polyacrylamid gel electrophoresis.

用蒸馏水沉淀法从东方粘虫Mythimna seperata新鲜卵中提取卵黄蛋白，SDS-PAGE分析结果显示，粘虫的卵黄蛋白由大小两个亚基组成，大亚基分子量为142KD，小亚基分子量为47KD，线性聚丙烯酰胺梯度凝胶电泳结果显示，卵黄蛋白的天然分子量为204KD。

The tick ovary development and proteins were affected by JHⅢ, 0.50 ng/μl and 1.00 ng/μl dosages could significantly promote the total protein concentration, 0.50 ng/μl JH Ⅲ increased vitellin quantity and ovary absorption for vitellogenin.

JHⅢ对卵巢发育和卵巢蛋白有影响，0.5ng/μl和1.0ng/μl显著提高卵巢总蛋白水平，0.50 ng/μl JH Ⅲ使卵黄蛋白合成量增加、促进卵巢对卵黄原蛋白的摄取。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。