查询词典 morphogenesis

The ameloblast differentiation is controlled by sequential epithelial-mesenchymal interactions during tooth morphogenesis.

成釉细胞的分化是由牙齿形态发生期上皮和间充质的一系列相互作用调控的。

A new upland germplasm with the delayed gland morphogenesis trait of G.bickii, ABH-0318, was bred by crossing the amphidiploid of (G.arboreum ×G.bickii)F_1 with an upland cotton germplasm 'Gl_2Gl_2gl_3gl_3' and backcrossing afterward continuously.

用F1双二倍体作母本与陆地棉单节显性系1(Gl2Gl2gl3gl3)进行杂交和连续回交，育成了具有子叶色素腺体延缓形成特性的陆地棉种质系———ABH0318。

In the course of the differentiation and development, some new characters of morphogenesis were found, and the mechanism of early development of rudimentary panicle were understood further, with which recent progress made in angiosperm shoot apical meristem structure and function were discussed.

同时，在研究过程中还发现了一些与前人所不同的形态发生特征，并初步探讨了水稻幼穗早期的起源及分化发育的机理。

In vitro morphogenesis and differentiation pathways of three leaf callus and rep roduction block mass of aerial root in Anthurium andraeanum 'Arizona'were studied.

对红掌叶片诱导产生的3种愈伤组织和气生根再生团块的形成、不定芽的分化发育过程进行了显微观察。

The morphogenesis and some important characteristics in the course of reproduction of two kinds of pathogenic virus of Hemorrhage of Grass Carp, Reovirus and Picornavirus.in fish cell culture were studied by means of electron microscope and electron microscopic autoradiography.

应用电子显微镜和放射自显影术，观察草鱼出血病两种病原病毒——草鱼呼肠孤病毒和草鱼小RNA病毒在鱼类细胞中的形态及增殖过程的一些重要特征。

It is merely the amount of nervous tissue present that controls the regenerative possibilities. Apparently a product of nerve-cell metabolism induces morphogenesis in the blastema.

只是在细胞组织中呈现，然后控制再生的可能性，显然地，细胞组织新陈代谢的解果会包括批牙器官再生。

The objective of this study was to observe the hair follicle structure and Morphogenesis of cashmere goat.

了解绒山羊毛囊的组织结构及毛囊形态发生变化过程，为研究绒山羊绒毛发育的分子调控机理奠定组织学基础。

Anatomy; neuroanatomy; histology; cytology; embryogenesis; neurogenesis; morphogenesis; organogenesis; chemoreception; chemical senses; olfaction; olfactory system

解剖学；神经解剖学；组织学；细胞学；胚胎发生；神经发生；形态发生；器官发生；化学感受；化学感官；嗅觉；嗅觉体系

The research provided scientific basis for understanding the morphogenesis and asexual life history of ciliate.

结论］该研究为了解纤毛虫的形态发生和无性生活史提供科学依据。

Paraffin slides observation found that the microspore of the RNMS line failed to vacuolate after its morphogenesis, disassembled and disappeared at last. After microspore morphogenesis, the breaking down of tapetum cells was delayed until microspore breading down.

石蜡切片细胞学观察，发现该隐性核不育能形成正常的四分体孢子，四分体释放出小孢子后，在单核花粉进入液泡化时小孢子的发育异常，不进行正常的液泡化，逐渐开始解体和消失；相应的绒毡层在小孢子形成后的降解延迟，绒毡层细胞的体积略有增大，在小孢子降解快结束时也很快解体。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。