| 单词 | td50 | |||
| 释义 | TD50TD50A numerical description of carcinogenic potency, which corresponds to the daily dose-rate (in mg/kg/body weight/day) for life, to induce tumours in half of test animals that would have remained tumour-free at zero dose. TD50 provides a standardised quantitative measure that can be used for comparing and analysing various issues in carcinogenesis. The range of TD50 values across chemicals that are rodent carcinogens is more than 100-million fold.TD50Toxic dose, see there.TD50
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