Alternatives to Animal Testing being researched.

The video discusses the pioneering efforts of a London institute in developing alternatives to animal testing, focusing on ethical research and technological advances. It highlights the development of in vitro skin models, the introduction of a new professor funded by a significant donation, and the institute's commitment to reducing animal testing. The video also touches on the historical importance of animal research in medical breakthroughs.

What is the goal of the professor's work as described in the text?

According to the text, how has animal research contributed to medical breakthroughs?