放射性核素

Patients with myocardial infarction, 27 oases with coronary heart disease and 23 normal subjects were examined by radionuolide angiocardiography.

用放射性核素心血管造影术检查163例心肌梗死患者，27例冠心病患者和23例正常人。

Methods: The emptying function of precibal and postcibal gallbladder in 26 patients with FD were studied using 99m Tc-radionucleography and compared with those of 21 normal controls.

采用放射性核素显像法检测 2 6例功能性消化不良患者空腹及试餐后胆囊排空，并与 2 1例正常成人空腹及餐后胆囊排空作比较。

Pared with those before the operation of the nuclear power stations.

食品中的人工放射性核素活度并没有可测量到的变化。

The fiber film material with the radioactive nuclide mark is covered at a tumour part or a lesion tissue part after resection, thereby effectively killing the residual tumour cells, and playing roles in stanching, healing wound and preventing adhesion and so on.

将上述放射性核素标记的纤维膜材料包裹在肿瘤或手术切除后的病变组织部位，对残余的肿瘤细胞进行有效灭杀，可以发挥纤维膜的止血、促进伤口愈合以及防粘连等功能。

Law of cell multiplication 3）relationship between molecular structure and function.

放射性核素示踪技术的基本类型及应用：1）研究物质代谢的体内与转化的规律；2）研究细胞增殖的规律；3）研究物质分子结构与功能关系

Because Washington University's Mallinckrodt Institute of Radiology and several other universities have their own small cyclotrons, devices that can produce radionuclides, Dr. Welch plans to establish a production network among these universities to meet the investigators' needs.

因为华盛顿大学的Mallinckrodt放射学研究所与其他几个大学拥有自己的小型回旋加速器，能够生产放射性核素的设施，Welch博士计划在这些大学建立一个生产网络以满足研究人员的需求。

Composition and radioactivity of natural radioactive nuclides of dry and wet fly ash in eight coal-fired powder plants in Sichuan province and Chong Qing city were detected, meanwhile the related synthetic utilization situations were investigated.

对四川省8个大、中型火力发电厂排出的干/湿粉煤灰中天然放射性核素的组成和含量进行了测定和分析；并调查了我省粉煤灰的综合利用情况。

It is note that the dose can approach to 1.38×10~(-4)Sv based on LUDEP program when adult man chronic inhalants 50 years.

对吸入不同放射性核素所致的年待积有效剂量分析发现，~(210)Pb的贡献最大为9.085×10~(-5)Sv，而~(87)Rb的贡献可以忽略。

The conception,main feature,foundation stone and research area of molecular nuclear medicinemolecular recognition as rationale, radioisotope labeling as tracer, we can explore the vital phenomena and disease take place from molecular level and give ,meanwhiles, giving a correctly diagnose and therapy of disease.

分子核医学的概念（以分子识别作为理论基础，利用放射性核素标记的示踪剂，从分子水平去认识生命现象和疾病发生、发展的规律，从而诊断与治疗疾病的一门综合性的边缘性学科）、主要特点、理论的基石与研究领域

Radionuclide imaging: In graft side, there were obvious uptakes of the ^99mTc-MDP and revascularization; In control side, there was no process of bone regeneration and bone metabolism.

放射性核素显像：实验侧有较明显的核浓聚和再生血管化现象，对照侧无骨重建，故无骨代谢变化。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。