何谓剂量—效应关系和剂量—反应关系? 在近年毒理学文献中常见到“剂量—效应关系”和“剂量—反应关系”这两个词。一般说来,毒性化学物质进入机体内要达到一定数量之后才会导致机体的损害,通常表现为某种特异的生物学效应,即出现生理的、生物化学的或病理形态学等的某些改 What is dose-response relationship and dose-response relationship? The two terms “dose-effect relationship” and “dose-response relationship” are common in recent toxicology literature. In general, toxic chemicals into the body to achieve a certain amount of the body will not lead to damage, usually manifested as a specific biological effects, that there have been physiological, biochemical or pathological morphology of some of the changes