Testing on animals now requires three Home Office licences ... If these were included in the annual statistics, the figures for animal use would be considerably higher. Experts believe the ...

Scientists reported Tuesday that they had succeeded in making human skin cells mimic embroynic stem cells, potentially bypassing the ethical debate over embryonic stem cell use. A cell biologist ...

For the vast majority, there is very little information about their toxicity. Traditionally, researchers will test chemicals of interest in animals. As an extreme example, a pesticide undergoes about ...

Three federal agencies are joining forces in an effort to advance toxicity testing to the next level, with the hope of eventually shifting from animal experimentation to high-throughput in vitro ...