In order to evaluate the clinical efficiency of 131 I HpD in tumor diagnosis, 30 Wistar rats inoculated with S 180 malignant tumor were used in this study.

• 为研究131I标记血卟啉衍生物（131I－HpD）诊断恶性肿瘤的价值，采用30只接种S180实验肿瘤的Wistar大鼠，进行了131I－HpD的放射性扫描。