国际毒性当量因子International Toxicity Equivalency Factor (I-TEF)
毒性toxicity
相杀conteract the toxicity of another drug
终生毒性试验life-span toxicity test
异常毒性undue toxicity
化学特异性/毒性特异性Chemical-specific /toxicity -specific
急性毒性实验acute toxicity test
毒性Toxicity