因子

Transforming growth factor-β is a multifunctional cytokine with widespread distribution in body.Its biological effects are different according to different tissue,which includes the regulation of embryogeny,allelotaxy,tissue repair and body immune.Transforming growth factor-beta-β has been the study target of human aging.

转化生长因子-β是一类多功能细胞因子，在体内分布广泛，在不同器官的细胞中有着不同的生物学效应，其涉及到胚胎发生、器官发育、组织修复以及机体免疫等调节过程，该细胞因子已经成为衰老研究的一个靶点。

The correction factor can be expressed in several equivalent forms: matrix tensor, velocity spreading factor and geometrical spreading factor.

该校正因子有几种等价的描述形式：度规量、速度扩散因子和几何扩散因子。

The exotoxin is composed of three proteins: protective antigen, edema factor, and lethal factor.

炭疽杆菌的主要致病因子包括细菌荚膜和炭疽毒素，后者包含三种蛋白质成分：保护性抗原(protective antigen，PA)、致死因子(lethal factor，LF)和水肿因子(edema factor，EF)。

To build the index system for the evaluation, 3 main indexes and 12 relative factors were selected in the steps of organization, scheme and execution. Terfel Method was adopted to quantize indexes and factors, and exponential sum method was used to calculate the success degree of factors, indexes and the whole project.

论文选择了组织、方案和实施3大指标12个因子构建了土地整理过程评价指标体系，利用特尔菲法对指标和因子进行量化和权重的确定，采用指数和法计算因子、指标和项目的成功度。

Based on the analysis of wheat production resources in China by using factor loading matrix theory, this paper builds the factor analysis models and ascertains the factors that influence the general output of wheat and their effect weight.

摘要在分析我国小麦生产资源的基础上，采用因子载荷矩阵理论，通过构建因子分析模型，确定了影响小麦总产量的各因子及其影响权重。

Objective To investigate the effect of hepatocyte growth factor on expression of matrix metalloproteinase13, tissue inhibitors of metalloproteinase-1 and transforming growth factor β-1 in experimental hepatic fibrosis in rats and its possible mechanism.

目的 研究肝细胞生长因子对实验性肝纤维化大鼠的基质金属蛋白酶13(MMP-13)，抑制因子1(TIMP-1)，转移生长因子β1表达的影响，探讨HGF抗肝纤维化作用的可能机制。

in this paper,a new variable interpolated filter in dvb-s(digital vidoe broadcast by satellite) is introduced based on the common filter of cascaded integrator comb.firstly a cic filter module with interpolation factor 2 is designed,then we could reuse the basic module according to the interpolation factor.based on the theory of cic filter,the filter with fpga is simulated and synthesized,the results is given,and realizes it in the system of dvb-s.

摘 要：在数字上变频中常用的cic滤波器的基础上，提出了一种适用于dvb-s系统的可变插值率cic滤波器的实现结构，首先实现一个内插因子为2的cic滤波器单元，然后根据不同的内插因子要求，来重复地调用这些内插因子为2的基本滤波器模块，这种cic滤波器的实现结构符合结构化的设计思想。

Xi′an Node Science Technology Co.Ltd.,Xi′an,710075,ChinaAbstract:In this paper,a new variable interpolated filter in DVB-S(Digital Vidoe Broadcast by Satellite) is introduced based on the common filter of cascaded integrator comb.Firstly a CIC filter module with interpolation factor 2 is designed,then we could reuse the basic module according to the interpolation factor.

摘 要：在数字上变频中常用的CIC滤波器的基础上，提出了一种适用于DVB-S系统的可变插值率CIC滤波器的实现结构，首先实现一个内插因子为2的CIC滤波器单元，然后根据不同的内插因子要求，来重复地调用这些内插因子为2的基本滤波器模块，这种CIC滤波器的实现结构符合结构化的设计思想。

It contains: a continuous guide frequency generating module to generate DPCCH non-guide frequency emission estimation value according to input DPCCH de-spread signal and guide frequency emission signal, and combine the estimation value with the DPCCH guide frequency emission signal to generate continuous guide frequency; an average fading factor generating module to generate average fading factor of each DPCCH code according to the input continuous guide frequency and DPCCH de-spread signal; a demodulation signal generating module to generate DPCCH and DPDCH demodulation signals according to the input average fading factors and DPDCH and DPCCH de-expanding signals at the corresponding time.

这种码分多址通信系统的信号解调装置包含：连续导频产生模块，用于根据输入的DPCCH解扩信号以及导频发射信号，产生DPCCH非导频段发射估计值，并将所述DPCCH非导频段发射估计值与所述DPCCH导频发射信号合并，产生连续导频；平均衰落因子产生模块，用于通过输入的所述连续导频以及DPCCH解扩信号，产生DPCCH各个码元的平均衰落因子；解调信号产生模块，用于通过输入的所述DPCCH各个码元的平均衰落因子，以及对应时刻的DPDCH解扩信号和DPCCH解扩信号，产生DPCCH和DPDCH解调信号。

We show that in mammalian cells, the Sir2 homolog SIRT1 appears to control the cellular response to stress by regulating the FOXO family of Forkhead transcription factors, a family of proteins that function as sensors of the insulin signaling pathway and as regulators of organismal longevity.

在哺乳动物Sir2同源物SIRT1似乎通过调节FOXO Forkhead转录因子家族来控制细胞对应激的反应，该转录因子家族可以作为胰岛素信号转导的传感器和生物寿命的调节因子。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。