胚叶

The middle zone of the mesoderm of a chordate vertebrate embryo, from which excretory tissue develops.

中胚叶节脊索类脊椎动物胚胎的中胚层的中间部分，最终会发育成排泄组织

Interestingly, ComCat did not increase the growth of the seedling coleoptile草之种叶 and above ground vegetative plant parts to such an extent that larger plants could be detected either with the naked eye or by means of measured growth.

很有趣的时碧护不增加秧苗的胚芽鞘生长和地面生长植物的部分以至大植物可以明显的用肉眼就能观察活用测量方法。

Relating to structures derived from a series of mesodermal somites, including skeletal muscles, bones, and dermis.

来自一系列的中胚叶的体节胚胎之任一节原始椎体，包含骨骼肌，骨头，真皮。

Chd protein is able to dorsalize mesoderm and to neuralize ectoderm in Xenopus gastrula explants at 1 nM.

Chd蛋白质可以使中胚叶背部化，也可以背化1海哩的爪蟾肠胚外植体里面的外胚层。

Wilson's mother which hovered like an ectoplasm on the wall.

他告诉我他是"吃艺术饭"的，后来我才明白他是摄影师，墙上挂的威尔逊太太的母亲那幅像一片胚叶似的模糊不清的放大照片就是他摄制的。

Ectrodactyly, ectodermal dysplasia and clefting syndrome is characterized by split hand-split foot malformation, congenital ectodermal dysplasia and cleft lip with or without cleft palate.

目前，以先天性缺指、并指或手足裂和外胚叶发育不全伴或不伴腭裂的唇裂为主要临床表现的先天性缺指-外胚叶发育不全-唇/腭裂综合征的病因仍然不明，给疾病的防治带来了较大的困难。

ABSTRACT Purpose To investigate in clinicopathological features, histogenesis and biological behavior of primary primitive neuroectodermal tumors of cerebrum and spinal cord.

目的：探讨原发于大脑和脊髓原始神经外胚叶肿瘤的临床病理特征、组织学发生及生物学行为。

Separation of the prosencephalon is induced by the prenotochordal mesoderm, which is needed for normal deelopment of the midline facial structures.

前脑的分裂是由前脊索中胚叶所诱发的，这是颜面中线结构正常发育所必需的。

Who began the birth of fertilized eggs, fertilized egg in the womb after implantation embryo to go out in turn divided leaves, mesoblastic, with ectodermal, ectodermal brain is the prototype.

人的诞生始于受精卵，受精卵在子宫内着床后依次分化出外胚叶、中胚叶、内胚叶，其中外胚叶就是脑的原形。

CCSK is a rare type of renal neoplasm in childhood and its diagnosis relies mainly on histopathology and immunohistochemistry. It is important to be familiar with the morphological variants of CCSK to avoid confusion with other similar lesions, such as Wilm's tumor, congenital mesoblastic nephroma, malignant rhabdoid tumor of kidney, primitive neuroectodermal tumor.

CCSK是一种罕见的儿童期恶性肾肿瘤，诊断主要依靠组织病理学和免疫组化，熟悉其形态学变异有利于与其它类似病变如肾母细胞瘤、先天性中胚叶肾瘤、肾恶性横纹肌样瘤、原始神经外胚叶肿瘤等鉴别。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。