神经胚

由此认为文昌鱼神经胚cDNA文库确已建立。

The results showed that the cDNA library of Qingdao Amphioxus neurulae had constructed .

提取青岛文昌鱼18小时神经胚中期mRNA，以5′脱磷的NotⅠoligo（dT）18为引物，反转录合成cDNA。

MRNA isolated from Qingdao amphioxus neurulae of 18 hour period was reverse transcripted into cDNA using Not ⅰ - oligo ( dT ) 18 as a primer .

为研究低氧诱导因子-1（HIF-1）在小鼠胚胎神经胚形成阶段的时空表达规律，探讨HIF-1在胚胎神经系统发生和发育过程中的作用。

To investigate the spatio-temporal expression of hypoxia-inducible factor-1 ( HIF-1 ) during murine neurulation and explore the role of HIF-1 in the embryonic development of the nervous system .

本研究以地高辛标记的HIF-1αcRNA为探针，采用全胚胎原位杂交技术，观察HIF-1α在神经胚形成阶段的表达规律。

The expression of HIF-1 α mRNA in developing neural tube was examined by using Digoxigenin labeling HIF-1 α cRNA probes and whole-mount embryo in situ hybridization .

目的探讨FGF8在神经胚形成和神经管缺陷（NTD）发生过程中的作用及其可能的分子调控机制。

Objective To investigate the roles and possible molecular mechanism of FGF8 in the neurulation and neural tube defect ( NTD ) .

在水温18~22℃条件下，胚胎从受精到孵化出膜历时66h，经过了胚盘形成期、卵裂期、囊胚期、原肠胚期、神经胚期、器官分化期6个主要阶段。

The incubation period is 66 hours from 18 to 22 ℃ . The embryonic development process can be divided into 6 stages , including fertilized egg , cell cleavage , blastula , gastrula , neural stage and organ formation , and there are thirty-one developmental phases observed noticeably .

染色体绝对长度由囊胚列原肠晚期逐渐增长，神经胚期开始下降，尾芽期显著缩短。

The chromosome length increases gradually as the embryos proceed from blastulae to late gastrulae , but begin to reduce in neurulae and drastically shorten in tail-bud embryos .

原肠背壁细胞来源于背唇转入层，3.原肠背壁细胞在神经胚形成过程中，形成了短暂存在的原肠背褶和底索。

The roof of the archenteron consists of cells invaginated over the dorsal lip . 3 . During neurulation the cells of the dorsal wall of the archenteron form the temporarily existed structures-the back fold and the subnotochord , which soon disappear .

目的探讨幕上原始神经外胚瘤（SPNET）的临床特点及治疗效果。

Objective To study clinical characteristics and treatment outcomes of supratentorial primitive neuroectodermal tumor ( SPNET ) .

石蜡包埋尤文瘤/外周原始神经外胚瘤中EWS-FLI1融合基因的表达

Detection of EWS-FLIl fusion transcript in Ewing 's sarcoma / peripheral primitive neuroectodermal tumors by one-step RT-PCR using paraffin-embedded tissues

原发左侧髁状突原始神经外胚瘤1例

Primary primitive neuroectodermal tumor of left condyle : case report

小儿颈部原始神经外胚瘤的影像学表现

The Imaging Manifestation of Cervical Primitive Neuroectodermal Tumors in Children

外周原始神经外胚瘤的临床病理分析及免疫组化观察

Clinicopathologic Analysis and Immunohistochemical Observation of Peripheral Primitive Neuroectodermal Tumor

婴儿色素性神经外胚瘤1例报道并文献复习

Melanotic neuroectodermal tumor of infancy a case report and review of the literature

婴儿色素性神经外胚瘤的临床病理研究

Clinicopathological Study of Melanotic Neuroectodermal Tumor in Infancy

结论婴儿色素性神经外胚瘤起源于原始的神经外胚层细胞，为低度恶性肿瘤。

Conclusion The study indicates that the tumor origins from neural crest and is low malignancy .

方法6例婴儿色素性神经外胚瘤行HE染色组织学观察，并对其中4例行多种抗体的免疫组化观察。

Method 6 cases of MNTI were observed by H & E staining and 4 cases by CK ? Vimentin ? HMB45 ?

研究者总结说：小脑幕上原始神经外胚瘤与成神经管细胞瘤的患者接受放疗和大剂量化疗后，脑白质损伤通常短期存在，并不产生症状。

The investigators concluded that in patients with medulloblastomas or PNET who had been treated with irradiation and high-dose radiation , WMLs are typically short-lived and do not cause symptoms .

目的：观察神经活性物质（胚脑组织提取物，NAS）对小鼠学习、记忆能力提高的作用，以及对小鼠耐力的影响。

Objective : To study the effect of fetal brain extract ( Nerval Active Factors , NAF ) on increased learning , memory , and stamina of mice .

此时神经丘出现在胚体头腹面。

The neuromasts are present to the ventral head .

脑源性神经营养因子对胚鼠大脑皮质神经元发挥保护作用的细胞内信号传导机制

Intracellular Signaling Pathway of Neuroprotective Function of BDNF on Hypoxic-cultured Embryonic Cortical Neurons of Rat in Vitro

Western印迹技术研究神经管发育和神经管畸形鼠胚Bcl-2蛋白的表达

Western blot technique for the development of neural tube and the expression of Bcl-2 protein in mouse embryo with neural tube defect