Methods Exam 232 portion serum of all kind of tumor patients and 260 portion serum of normal persons with Indirect haemagglutination test (IHA).
方法用间接血凝法（IHA）对2 32例各种肿瘤患者及2 6 0名正常体检者血清进行检测。
2
In this paper, an attempt to use the reverse passive haemagglutination assay (RPHA) to identify the predators of cotton aphid Aphis gossypii Glover was described.
We found that in the 112 nanometer catalysts tested, the strong, moderate and weak sorption nanometer catalysts were 29,36 and 47 respectively by the haemagglutination test.