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Science 11 October 1996:
Vol. 274. no. 5285, pp. 169 - 0
DOI: 10.1126/science.274.5285.169
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News & Comment

Wade Roush

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.




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Science. ISSN 0036-8075 (print), 1095-9203 (online)