No tumor cell, so far as is known, produces a specific surface molecule for toxins to act on.
就目前所知，没有肿瘤细胞有能使毒素作用的特殊表面分子。
Objective To observe contineously on the cell surface molecule of Dexter culture of cord CD34 + cells in vitro.
目的：探讨骨髓间充质干细胞对脐血CD34+细胞诱导分化为巨核细胞的影响。
Objective to explore the surface molecule changes of the experimental autoimmune encephalomyelitis (EAE) rat brain vascular endothelial cells.
目的探讨实验性自身免疫性脑脊髓炎(eae)大鼠脑血管内皮细胞表面分子的改变。
They predicted that the immune system's t cells could be turned on by using an antibody to a cell-surface molecule called CD40, which controls the cells' activation.
他们预测，采用控制细胞激活的细胞表面分子CD 40的抗体，可以激活免疫系统中的T细胞。
They found common bacteria living on the surface of skin that can help wounds to heal by releasing a special molecule to stop outer-skin cells getting inflamed.
他们发现在皮肤表面生长的普通细菌可以通过释放一种特殊的分子阻止外层细胞发炎来帮助伤口复合。
First, he has introduced a gene that turns out a stunted version of the myostatin receptor, the molecule that sits in the surface membrane of muscle cells and receives the message to stop growing.
首先，他引入了一种能够导致肌生成抑制素的受体受到抑制的基因，使肌肉细胞的细胞膜表面的分子收到停止生长的信息。
The lysozyme model we describe only scratches a molecule off the surface of the new field of computational biology.
我们介绍的溶解酵素模型只能将分子从新的计算生物学领域分离出来。
And the surface beneath the sample molecule is usually metal, too, and its smooth, featureless mash of electron orbitals can camouflage the molecule lying on top of it.
在样品表面以下的分子通常也是金属的，并且它平滑的相似的电子轨道叠加能够伪装成它上面的分子。
Once the receptor has seized a molecule, it binds the molecule to the cell surface from where it is taken into the cell.
一个受体一旦钩上了一个分子，就把那个分子固定在细胞表面，然后从那里把它摄入细胞内。
When an organic molecule like electron donating pyridine adsorbs on the surface, cations get reduced due to charge transfer.
当一个有机分子如电子给予体吡啶吸附在表面上时，阳离子由于电子转移而还原。
The researchers attached a signaling peptide known as RNAII inhibiting peptide and this naturally targets a receptor molecule on the surface of the bacteria.
研究人员把一个被称为RNAII抑制肽的信号肽附着到细菌受体分子表面的天然目标上。
To observe this, a DNA molecule is stretched between a magnetic bead and a glass surface.
为了观察此现象，DNA分子在玻片上由一个磁珠拉伸。
The electron- ics of the C atom and the N atom on the coal surface amino transfer to oxygen atom in the oxygen molecule.
煤表面氨基上的C原子和N原子的电子向氧分子中的氧原子转移。
Integrin, a kind of adhesion molecule generally exists on the cell surface, mediates adhesion and information transmissions between cell-cell and between cell-extracellular matrix.
整合素是一类广泛存在于细胞表面的粘附分子，介导细胞—细胞及细胞—细胞外基质间的粘附及信息传导。
Scientists have discovered a protein molecule on the surface of nerve cells that makes us cough when irritated.
科学家发现人们恼怒的时候，是神经细胞表面的蛋白质分子引起的。
For a molecule adsorbed on the surface one would like to know the geometry of the molecule.
对于吸附在表面的分子，人们就希望知道这些分子的几何形状。
The multiply charged ions (MCI) play an important role in those fields, such as atom and molecule physics, surface science, plasma physics, nuclear physics, and astrophysical.
多重离化态离子在原子分子物理、表面科学、等离子体物理、核物理以及天体物理中，扮演着重要角色。
The bonding and antibonding character for the CO valence level have also been studied by analysis of the variations of the molecular eigenvalues when the CO molecule approaches the surface.
通过CO分子接近表面时各分子轨道能量本征值的变化，讨论了各轨道的成键、反键特征。
The SSEA-4 molecule was known to be on the surface of embryonic stem cells, as well as on embryonic carcinoma cells, the malignant counterparts of embryonic stem cells.
除了在胚胎干细胞表面发现SSEA-4，在与胚胎干细胞相似的胚胎肿瘤细胞表面也发现了此分子。
The researchers also found that an anticancer protein, TRAIL, can serve as an active targeting molecule to bind directly to the surface of cancer cells, which had not been demonstrated previously.
png研究人员还发现，抗癌蛋白TRAIL可以作为靶向分子直接绑定到癌细胞的表面，这一点在之前还没有被证明。
The molecule, known as VIRIP (virus-inhibitory peptide), binds to a spiky protein on the surface of the HIV virus called gp41.
这种被称为VIRIP（病毒抑制肽）的分子，结合到HIV病毒表面一种叫做gp41的道钉样蛋白质上。
The in situ diffuse reflectance FTIR spectroscopy (DRIFTS) analysis with the probe molecule co was carried out to characterize the surface properties.
采用原位漫反射红外光谱法，用CO作为探针分子，对样品的吸附特征进行了研究。
The surface enhanced Raman (SER) intensities of the modes corresponding to the various portions of the benzoate molecule in the silver Sol are studied as a function of temperature.
本文测定了银胶中对应于苯甲酸分子不同部分振动模的表面增强拉曼峰强度随温度变化的情形。
When the surface of porous silicon adsorbs gas molecule, the conductivity and dielectric Constance of porous silicon membrane take place to changes.
多孔硅表面吸附乙醇分子后，多孔硅膜的导电性和介电常数会发生改变，引起气敏元件的电阻和电容值变化。
This paper study the relations between the composition of molecule and the sufact property of surface tension turbidity and HLB value, set up mathematics model depending on the test date.
本文研究了正规嵌段聚醚分子结构与其表面性能：表面张力、HLB值、浊点之间的关系，并且根据实验数据建立了数学模型。
After being stimulated, the activated t lymphocytes may show some function characteristics, such as activation molecule expression on cell surface, cell proliferation, cytokine expression, and so on.
静止T淋巴细胞经过抗原刺激活化后，表现出一系列的特征，如细胞膜表面活化分子的表达、细胞分裂和产生细胞因子等。
When wood powder particle is thick, water molecule permeates into wood powder caused by surface tension acting, and can not dredging water.
木粉的粒子粗时，水分子因表面张力作用浸透到木粉中，不能疏水。
When wood powder particle is thick, water molecule permeates into wood powder caused by surface tension acting, and can not dredging water.
木粉的粒子粗时，水分子因表面张力作用浸透到木粉中，不能疏水。
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