放射敏感性

DNA倍体类型与鼻咽癌放射敏感性及预后关系的研究

Relationship between DNA-ploidy and Radiosensitivity and Prognosis of Nasopharyngeal Carcinoma

宫颈癌细胞增殖和DNA倍体与放射敏感性的关系

Correlation of Cell Proliferation and DNA Ploidy Status with Radiosensitivity in Cervical Carcinoma

K（562）耐热细胞的放射敏感性

Radiosensitivity of K_ ( 562 ) Thermotolerant Cells

腺病毒介导p53基因转染增加人胃癌细胞的放射敏感性

Adenovirus-mediated p53 gene transfer increases radiosensitivity of human gastric carcinoma cells

处于分裂周期不同时相的细胞其放射敏感性有很大的差异，放射生物学研究已证实，细胞周期中不同时相的细胞放射敏感性有很大差别，G2后期和M期放射敏感性最高。

Radiobiology has confirmed that there is much difference between different cell cycle phase in cell radiosensitivity .

结论DNA倍体类型可作为评估鼻咽癌放射敏感性和预后的一个独立指标。

Conclusion Based on these findings , DNA-ploidy is considered as an independent factor of radiosensitivity and prognosis for NPC .

直肠癌自发性细胞凋亡、P53蛋白表达和放射敏感性关系的研究

Relationship between apoptosis index , expression of P53 and radiosensitivity of rectal carcinoma

PAa细胞内O~6-甲基鸟嘌呤DNA甲基转移酶与放射敏感性的关系

Relationship between O ~ 6-methylguanine-DNA Methyltransferase and Radiation sensitivity in PAa cells

结论TNFα可通过促进CNE-2Z-S1细胞周期同步化进而增加放射敏感性。

Conclusion TNF α can enhance the radiosensitivity of NPC cells by inducing cell cycle synchronization .

人脑胶质瘤中NF-κB和EGFR的表达与不同放射敏感性的关系

The relationship of the expression of NF - κ B and EGFR in gliomas and the radiosensitivity

survivin基因RNA干涉对宫颈癌细胞凋亡和放射敏感性的影响

Influence of survivin gene-specific RNA interference on apoptosis and radiosensitivity of cervical carcinoma cells

用RTPCR观察相关癌基因（fas、p53）的表达与放射敏感性的关系。

The relationship between the expression of related oncogenes and radiosensitivity was observed by RT-PCR .

目的初步探讨螺旋CT灌注成像扫描在预测鼻咽癌放射敏感性的应用价值。

Objective To investigate the value of perfusion data measured by dynamic computed tomography in predicting the radiosensitivity of nasopharyngeal carcinoma ( NPC ) .

用3H掺入法说明DNA合成抑制率与放射敏感性的不同；

The difference in their DNA synthesis inhibition rate and radiosensitivity were expressed by tritium incorporation method .

X线照射对不同放射敏感性鼻咽癌细胞中ATMmRNA表达的影响

The Effect of X-irradiation on the Expression of ATM mRNA in Nasopharyngeal Carcinoma Cell Lines with Different Radiosensitivity

结果ATM蛋白在脑胶质瘤中的表达随放射敏感性的上升而下降。

Results The expression of ATM protein decreased with increased sensitivity to ionizing radiation in brain gliomas .

结论：HeLa细胞照射后存活后代生长延缓，放射敏感性增高。

Conclusion : Irradiation enhanced the radiosensitivity of HeLa cells .

Survivin特异性SiRNA提高鼻咽癌移植瘤放射敏感性

Survivin-specific SiRNA Enhancing Radiosensitivity of Transplanted Tumor of Nasopharyngeal Carcinoma

利用RNAi技术抑制Bcl-2基因表达增强肺腺癌A549细胞放射敏感性

RNAi inhibits Bcl-2 gene expression and enhances radio-sensitivity of lung adenocarcinoma cell line A549

PsD（007）对四株NPC细胞放射敏感性的影响

The Effect of PsD_ ( 007 ) on Radiosensitivity of Four Human NPC Cell Lines

MTT法可替代集落形成法作细胞放射敏感性的快速测定。

MTT is a quick way to measure radiosensitivity of cells in vitro instead of clonogenic assay .

ATP细胞活力试验在测量宫颈癌固有放射敏感性中的应用前景

Potential application of the ATP cell viability assay in the measurement of intrinsic radiosensitivity in cervical cancer

小鼠头颈鳞癌SCCⅦ细胞放射敏感性体外实验研究

In Vitro Radiosensitivity Study of Head and Neck Squamous Carcinoma Cell SCC ⅶ

EIA基因对肿瘤细胞放射敏感性的影响

Effect of EIA gene on tumor cell radiosensitivity

同时用经典的克隆形成方法绘制细胞存活曲线，作为评价放射敏感性的参照，并对Comet分析法和克隆形成方法所测结果进行比较。

The cell-survival curve was plotted by classical colony assay , as the standard methodology .

另外，研究发现，DNA修复系统的功能不仅是决定肿瘤细胞对化疗药物敏感性的重要因素，而且也直接影响到肿瘤细胞的放射敏感性。

In addition , it has been found that DNA repair system is not only associated with cellular sensitivity to chemotherapy , but also with cellular sensitivity to radiotherapy .

剂量或剂量率下降到一定域值则不能激活DNA损伤感受器，从而导致射线对细胞的杀伤作用增强，表现出超放射敏感性。

DNA damage sensor can not be activated when dose or dose-rate decreases to certain threshold , cell death induced by radiation will increase , it will show hyper-radiosensitivity .

EGFR与肿瘤细胞放射敏感性

EGFR and radiosensitization of tumor cells

结论：SAI和P53与直肠癌放射敏感性密切相关，是直肠癌放射敏感性的两个重要预测因素。

SAI and P53 are two of the potential factors which forecasting the radiosensitivity of rectal carcinoma .

用细胞质分裂阻断微核技术（简称CB微核法）研究了癌细胞的放射敏感性，结果表明；

Radiosensitivity of tumor cells was studied by the Cytokinesis - Block ( CB ) micronucleus assay .