primitive streak

用法例句

Separation and In vitro culture of the cells of blastula and gastrula from the penaeid shrimp,Fenneropenaeus chinensis

中国明对虾囊胚和原肠胚细胞的分离和培养

Protein expression profile in blastula and gastrula of Bufo gargarizans was studied by two-dimensional electrophoresis,and PDQuest software was used to examine the distribution of protein spots in two-dimensional gels after scanning with a GS-800 protein densitometer.

利用双向电泳技术对两栖动物中华大蟾蜍早囊胚和原肠胚蛋白质表达谱进行分析,PDQuest软件进行统计, 结果表明在中华大蟾蜍胚胎原肠作用前后蛋白质表达在质和量上都有非常明显的差异。

primitive streak

原条[见于原肠胚]

The outer layer of a blastula that gives rise to the ectoderm after gastrulation.

外胚层囊胚的外层，在原肠胚形成之后生后外胚层组织

Separation and In vitro culture of the cells of blastula and gastrula from the penaeid shrimp,Fenneropenaeus chinensis

中国明对虾囊胚和原肠胚细胞的分离和培养

The central cavity of the gastrula, which ultimately becomes the intestinal or digestive cavity.

原肠原肠胚的中心空腔，它最终成为肠腔或消化腔

"archenterons: The central cavity of the gastrula, which ultimately becomes the intestinal or digestive cavity."

原肠: 原肠胚的中心空腔,它最终成为肠腔或消化腔。

The infolding of a portion of the outer layer of a blastula in the formation of a gastrula.

肠套叠在原肠胚形成过程中囊胚的外层的折叠部分

An embryo at the stage following the blastula, consisting of a hollow, two - layered sac of ectoderm and endoderm surrounding an archenteron that communicates with the exterior through the blastopore.

原肠胚一种囊胚之后的胚胎，含有中空、两层的外胚层和内胚层，包围着通过胚孔跟外界交流的原肠

The ingrowth and curling inward of a group of cells, as in the formation of a gastrula from a blastula.

内长一组细胞的内部或向内生长，如从囊胚到原肠胚的生长过程

"During the second week following fertilization, gastrulation (cell differentiation and migration) results in the formation of three tissue types."

受精之后第二周,原肠胚形成后,胚胎分化为三个组织类型,

This pushing-in of cells marks the start of gastrulation.

细胞的这种向里推进标志着原肠胚形成的开始。

THE SIGNIFICANCE OF CEA DETECTION IN SERUM AND TISSUE OF PATIENTS WITH GASTROINTESTINAL CARCINOMA

胃肠癌患者血清及癌组织癌胚抗原的检测意义

Significance of carcinoembryonic antigen test to forecast colorectal cancer metastases in abdominal cavity

腹腔癌胚抗原对预测大肠癌腹腔内播散的意义

Study on Quantitative Analysis of Carcinoembryonic Antigen Messenger RNA in Colorectal Cancer;

定量检测大肠癌癌胚抗原信使核糖核酸的研究

Expression of Carcinoembryonic Antigen mRNA in Peripheral Blood Cells in Patients with Colorectal Cancer and Its Clinical Significance;

结直肠癌外周血癌胚抗原mRNA的表达及临床意义

The Effects of Serum Concentration on Primary Culture of Cecum Epithelial Cells from Chicken Embryo

血清浓度对鸡胚盲肠上皮细胞原代培养的影响

Expression and clinical significance of CEA mRNA in patients with colon cancer

大肠癌外周血及淋巴结癌胚抗原mRNA表达

DETECTION ON SERUM CCA AND CEA IN MALIGNANT TUMOUR PATIETS

恶性肿瘤患者血清结肠癌抗原和癌胚抗原的检测

endosperm mother cell

胚乳母细胞,胚乳原