The concept of dose addition implies that every toxicant in any concentration contributes, in proportion to its toxic unit, to the overall toxicity of a mixture.
Right now, no one has really used the technique to predict the toxicity of a chemical.
"Moral of the story; painfulness of a sting isn't necessarily related to toxicity of a sting," said Dr Wilson.
Prof Weber said that, in microbicide research, the biggest problem was finding a balance between the toxicity of a chemical and its activity.
The drug was only in a Phase I trial — that is, a trial designed to determine the toxicity of a range of doses, not whether the drug worked.
From Matteo Renzi in Italy to Kezia Dugdale in Scotland, a generation of technocratic centrists across Europe have found that personal charm and modernity cannot counteract the toxicity of a form of economics that brings only inequality and stagnation.
It was addressed to the Queen, and in its blend of the bullying and the sentimental it perfectly distilled the decline, into anxious toxicity, of a once confident land.
More important than the toxicity of a chemical is its hazard or risk of usage, a concept that incorporates exposure to dosage.
Substitution of only a single atom within a compound may be responsible for changing the colour, odour, or toxicity of a substance.
Some experts have been mystified by the relatively low number of deaths, given the toxicity of a nerve agent like sarin.
Effect quantification means expressing the toxicity of a substance by a single number.
