介绍了利用电子轰击核靶原子K壳层电离截面的一种计算方法。
This article is related to a calculating method of atomic ionization cross section on K - shell when bombarding a nuclear target with electron.
文章叙述了磁偏转电子枪的原理和结构以及用eqd - 3型电子枪研制各种核靶的工艺过程。
The principle and constitution of model EQD-3 electron beam gun and the preparation of nu-clear targets with the electron gun of magnet deflection are described.
核受体家族的经典作用机制是在其配基存在下结合在靶基因的应答元件上，从而在转录水平上调节基因的表达。
The classical mechanism for nuclear receptors to regulate gene expression is to bind the hormone response element(HRE) on the target gene in the presence of their ligands.
在假定统计平衡的条件下提取了有关核温度参量，并研究了不同反应机制及靶核对提取的核温度的影响。
Under the assumption of statistical equilibrium, the nuclear temperatures are extracted, and the influence of the reaction mechanism on the nuclear temperature are also investigated.
原子核大约是一个“靶”那么大。
这些神经元以经其各自的分叉轴突分别向两个靶核投射为特征。
These newly identified neurons are characterized by their divergent projections to two target nuclei via their branched axons.
其中有些神经元从其所投射的中枢靶核接受躯体与内脏的传入输入，同时通过分叉初级传入从外周接受躯体与内脏的传入输入。
Some of these neurons receive afferent inputs including somatic and visceral sensory inputs, in turn, from their central targets and from the periphery via dichotomized primary afferents.
根据电荷分布假设得到了靶余核的质量产额分布。
The mass yield distribution was obtained with assumption of charge distribution.
以HSP-27为靶点的反义寡核甘酸正处于第二期临床试验中。
Phase II trials with an antisense oligonucleotide against HSP-27 in CRPC are underway.
靶核大约要辐照一年。
用统计擦碎模型对中能区不同弹靶体系在弹核碎裂反应中的同位旋效应和同位旋标度率现象进行了系统研究。
The isospin effect and isoscaling behaviors in projectile fragmentation reactions have been systematically investigated by a modified statistical abrasion-ablation(SAA)model.
低氧诱导因子1 (HIF - 1)是重要的氧依赖性核转录因子，低氧条件下能上调多个靶基因表达以减少缺氧性损伤。
Hypoxia inducible factor-1 (HIF-1) is a key oxygen-dependent transcription factor that up-regulates many protective genes against hypoxia-induced injury.
在心肌细胞中，T3结合到细胞核中的甲状腺激素受体，其依次结合靶基因调节区中的甲状腺激素反应元件以调节转录。
In the cardiomyocyte, T3 binds to thyroid hormone receptors in the nucleus, which in turn bind to thyroid hormone response elements in the regulatory regions of target genes to regulate transcription.
核受体是配体活化的转录因子，能调控大量的靶基因。
Nuclear receptors (NRs) are ligand-activated transcription factors that regulate the activation of a variety of important target genes.
线粒体是真核生物中拥有蛋白和酶最多的细胞器，因而隐孢子虫线粒体也可能成为药物潜在的作用靶位。
Mitochondrion is an organelle which contains most protein and enzyme in eukaryotes, so the mitochondrion of Cryptosporidium may be a potential target of drugs.
这些核激素受体由其配体(激活物)激活后，通过偶联特异的反应元件来调控多种靶基因的表达。
After activation by ligand as is the case with nuclear receptors, PPARs binds to a specific element in the promoter region of target genes.
细胞核中，抑制素通过与转录因子如rb和p 53相互作用来调节靶基因的转录(2,5)。
In the nucleus prohibitins interact with transcription factors such as Rb and p53 to regulate target gene transcription (2, 5).
这些靶基因在乳腺癌细胞核原发瘤中显示了甲基化相关的转录沉默作用。
These target genes displayed methylation - associated transcriptional silencing in breast cancer cells and primary tumours.
这些靶基因在乳腺癌细胞核原发瘤中显示了甲基化相关的转录沉默作用。
These target genes displayed methylation - associated transcriptional silencing in breast cancer cells and primary tumours.
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