News & CommentAnimal Experimentation

Animal-Free Experiments

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Science  11 Oct 1996:
Vol. 274, Issue 5285, pp. 169
DOI: 10.1126/science.274.5285.169


How do you find out how a chemical affects biological tissue without testing it on a live animal? Researchers are coming up with a range of solutions, from using two-celled embryos as test agents, to predicting aspects of a compound's toxicity on the basis of its molecular structure.