卵黄

Tissue transcription analysis indicated that chIL-2Rγ mRNA was found in cerebrum,cerebellum,medulla spinalis,bursa of fabricius,thymus,spleen,bone marrow,cecal tonsil,stomachus glandularis,stomachus muscularis,jejunum,yolk sac diverticulum,ileum,cecum,rectum,heart,kidney,lung,liver,skeletal muscle and skin, but was not detected in duodenum and testis.

RT-PCR检测发现，鸡IL-2Rγ mRNA分布于大脑、小脑、脊髓、腔上囊、脾、胸腺、骨髓、盲肠扁桃体、腺胃、肌胃、空肠、卵黄囊憩室、回肠、盲肠、直肠、心脏、肾、肺、肝、骨骼肌和皮肤，而在十二指肠和睾丸中没有检测到其转录。

The ontogeny of hemopoietic and immune organs in the Chinese soft shelled turtl e, Trionyx sinensis , was studied and the morphological characteristics of tw o to three embryos from each embryonic stage described with histological examination .

采用常规孵化的中华鳖胚胎为材料，对不同发育时期造血和免疫器官进行了组织学研究，描述了卵黄囊、胸腺、肝、脾、肾以及骨髓的形态结构变化。

Dorsal enclosure go along the blastokinesis anaphase andaccomplishes at the same time at 48th hour; The embryo eats up yolk unenveloped into themidgut before hatching.

背合在胚动的后期进行，在48h胚动与背合同时完成；在桔小实蝇卵孵化前，胚胎的发育主要是通过未包入中肠的卵黄供给营养。

Suitable temperature and mixed feed will help the development of the ovary and the synthesis of the vitellin.

合适的温度和多种食物混合饲养有利于卵巢的生长发育和卵黄蛋白的合成。

In recent years, with the development of the molecular cloning technology, genetic engineering and bioinformatics, the study of vitellin gene will provide a new method to biological control of pests.

近几年，随着分子克隆技术、基因工程手段和生物信息学的发展，对卵黄蛋白基因的研究将为寻找害虫生物防治提供新途径。

The study of structure and synthesis of vitellin, uptake process by ovary and the mechanism of hormone regulation is one of concentrated studies in insect physiology.

卵黄蛋白的结构及其合成、摄取过程与激素的调控机理是目前昆虫生理学的研究热点之一。

During embryonic development of the spider, the content of vitellin in embryos decreases rapidly.

在胚胎发育过程中，卵黄蛋白含量下降明显。

In this article, we reviewed the researches on insect vitellin and its hormonal regulation, which is helpful to understand mechanism of pest resurgence and to control the pests using natural enemy.

本文对昆虫卵黄蛋白及其激素调控进行了综述。为防治害虫再猖獗的发生和促进大量繁殖益虫提供重要的理论依据。

Molecular weight of the vitellin is 255 kD and the molecule is composed of four subunits with molecular weight of 84 kD, 69 kD, 63 kD and 49.8 kD, respectively.

卵黄蛋白的分子量为255 kD，其分子由4个亚基组成，亚基分子量分别为84 kD，69 kD，63 kD和49.8 kD。

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。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。