The rice embryo development was investigated by paraffin section, and the results indicated that cell and tissue differentiation was interfered during embryo development.

Both healthy plant and pathogen-free plant had not these symptoms, yet there were some different in tissue differentiation of both.

健株和脱病植株地上部营养器官均不存在上述症状，但两者在组织结构分化程度上有所区别。

Effect of Microelement on The Inductivity and Tissue Differentiation of Pinellia ternata Tissue Culture

微量元素对半夏组织培养诱导率及分化率的影响

Seasonal Growth and Tissue Differentiation of Hevea brasiliensis

巴西橡胶树的季节生长与组织分化

Animal cell culture techniques played an important role in the studies of the structure and function of cells, and tissue differentiation and formation.

动物细胞培养技术为研究细胞的形态、结构、功能与遗传特性，揭示细胞分裂、组织分化、器官组织形成等生命科学领域的基本问题发挥了巨大作用；

Interaction Between Trunk and Crown Components of the Three-Part Rubber Trees: Trunk Growth and Tissue Differentiation

橡胶三合树树冠与树干间的相互影响&茎的生长和组织分化

Explanted internode autografting is one of ideal systems for studying the vascular tissue differentiation.

离体茎段自体嫁接系统是一个理想的研究植物维管组织分化的新系统。

The level of SCC-Ag and the degree of tissue differentiation in oral squamous cell carcinoma show no significant relationship.

SCC-Ag水平与口腔鳞癌的组织分化程度无明显关系（P0.05）。

Relationship Between the ras Gene Mutation and Tissue Differentiation in the Invasive Hydatidiform Mole

ras基因突变与侵蚀性葡萄胎组织分化的关系研究

The DNA and protein synthetic rates have relations with the somatic embryo increment and tissue differentiation.

DNA和蛋白质合成速度的变化与体胚的增殖及组织分化相关；

Changes of respiratory metabolism pathway during the tissue differentiation and bud formation in tobacco callus cultures

烟草愈伤组织分化和芽原基形成期间呼吸代谢途径的改变

Based on the variation of fatty acid composition, DHA participated in tissue differentiation and organization.

脂肪酸变化研究表明：DHA主要参与细胞和亚细胞结构形成。

The expression of TOPO ⅱ was associated with tissue differentiation ( P < 0.05).

TOPOⅡ表达与分型有关（P＜0.05）。

Hormonal Regulation of Vascular Tissue Differentiation in Graft Unions

嫁接接合部维管组织分化的激素调节

Gondii antigen was expressed in tissue differentiation sections.

弓形虫感染胚胎时，弓形虫抗原主要出现在组织分化区。

Higher expression of VEGF was observed in cases with higher tissue differentiation degree ( P < 0.05).

随着癌组织学分级的升高，VEGF表达水平也有逐渐升高趋势（P

Studies on tissue differentiation of the roots of Angelica sinensis

当归根的组织分化研究

Studies on molecular biology of vascular tissue differentiation

维管组织分化的分子生物学研究

Through analysis of biomechanics property of soft tissue, this paper applies the visco-elastic model in the study of soft tissue deformation in surgery simulation.

本文通过对软组织生物力学特性的分析，将粘弹性模型应用于手术仿真中软组织变形的研究。

As a result of the doctors contact most is the soft tissue in surgery, so the simulation of soft tissue deformation is one of the key technologies in virtual surgery, and it regulates the development of virtual surgery.

由于在实施外科手术的过程中，医生接触的大部分是人体软组织，因此，人体软组织形变的仿真是虚拟手术的关键技术之一，并严重制约着虚拟手术技术的发展。

In order to improve the accuracy of simulation in the case of large deformation of tissue, we developed a total Lagrange finite element tissue deformation simulate method and update Lagrange finite element tissue deformation simulate method.

在大形变条件下组织形变精确仿真方面，本文提出了完全拉格朗日格式下的粘弹性有限元组织形变仿真算法和更新拉格朗日格式下的粘弹性有限元组织形变仿真算法。