细胞发生

HGF can regulate the proliferation and differentiation of chondrocyte both in vivo and in vitro.

外源性HGF能加强骨、软骨的形态发生，提高培养软骨细胞Ⅱ型胶原mRNA的表达和碱性磷酸酶活性。

In syncytiotrophoblasts,expression of EGFR protein were strong in GTD tissues and normal chorion villi,and there was no significant differences observed among them.

EGFR表达降低在妊娠滋养细胞疾病发生发展过程中起重要作用，并有可能成为预测葡萄胎恶变的一项新的指标。

In syncytiotrophoblasts,expression of EGFR protein were strong in GTD and normal chorion villi,and no significant differences were observed among them.

EGFR表达降低在妊娠滋养细胞疾病发生发展过程中起重要作用并有可能成为预测葡萄胎恶变的一项新的指标。

Carp ; Crucian carp ; Scale ; Chromatophore ; Body color ; Genesis

鲤鱼；鲫鱼；鳞片；色素细胞；体色；发生

The change of chromosome number is one of the characteristics of tumor cells. But the investigation of this mechanism is rare.

染色体数目畸变是肿瘤细胞的特征性表现之一，其发生机制至今未见有深入研究。

In some tetrads, the four nuclei were fused to form onelarge cell with increased chromosome number.

这两种小孢子发育的异常只发生在两个植株的部分四分体中，甚至于同一个四分体的个别细胞中。

Objective To study the differentiation and transformation of MEE cell in the palatogenesis and formation of cleft palate.

目的 探讨MEE细胞在腭发育过程中的分化和转归特点及其与腭裂发生的关系。

Both of them may play an important role in the tumorigenesis and tumor progression in bladder carcinoma, and have compactly correlation with invasion.

Survivin和cox-2在膀胱移行细胞癌组织中普遍表达，且表达密切相关，二者可能在膀胱癌的发生、发展过程中起重要作用，并与浸润关系密切。

The histological structure shows the lobule testis in Leptobotia elongate Bleeker, and the spermatogenesis is divided into 6 phases based on the size, nucleolus number, the degree of nucleus and cytoplasm condensation.

组织学结构显示长薄鳅的精巢属于小叶型，根据发育过程中细胞的大小、核仁多少、细胞核和细胞质浓缩的程度将精子发生划分为6个时相。

This paper presents a study on PCD examples occurring on coralline algae, which are significant in ecology for their role as reef builder.

本文报导对一项发生在钙化藻的程序性细胞死亡的研究，钙化藻是种造礁藻类，在生态上很重要。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。