黔西北马缨杜鹃花红色素的毒性试验

Toxic test on the red pigment from the flower of Rhododendron delavayi in northwest Guizhou Province\

马缨杜鹃（ＲｈｏｄｏｄｅｎｄｒｏｎｄｅｌａｖａｙｉＦｒａｎｃｈ．）是贵州省分布较广的一种植物。为提高其利用价值，对花的红色素进行了毒性试验。结果表明：急性毒性试验属实际无毒范围，Ａｍｅｓ试验，骨髓细胞微核试验和精子畸形试验均未显示诱变作用。

Rhododendron delavayi Franch. is widely distributed in northwest Guizhou. Toxic test of red pigment from its flower was investigated. The results showed that it belongs to non toxic range from acute foxic test; in Ames test, PCE micronuclear test and sperm aberration test, no positive effects were appeared. It will provide valuable basis for exploiting.