1. Vivisection
... during fifty years of trying, casts serious doubt on the validity of the cigarette-lung cancer theory." Due to misleading animal experimentation, warnings and further research were delayed for years while thousands died and thousands more commenced a seemingly unhazardous activity. Animal studies failed to demonstrate that asbestos caused cancer, but human clinical investigation had already strongly indicated ... a vaccine. Monkey cell cultures were later used in vaccine production but it was human cell culture research that showed the polio virus could be cultivated on non-neural tissue....
- Word Count: 3082
- Approx Pages: 12
- Grade Level: Undergraduate