21.   That discovery led to the first trout plants, with the fish carried in coffee cans and transported in on horseback.

22.   That discovery has led to a whole range of lucrative products.

23.   That discovery led to new information and new cooperation from his mom.

24.   That discovery led Motorola to develop a two-way pager for the Chinese market.

25.   That discovery led the FAA to require that the wires to the wing tank fuel pumps be protected with two layers of Teflon sleeves.

26.   The case in Newark illustrates how one discovery leads to another.

27.   The discoveries have led to the knowledge that some types of cancer are caused by mutated and overactive G-proteins.

28.   The discoveries led to the knowledge that some types of cancer are caused by mutated and hyperactive G-proteins.

29.   The discovery could lead doctors to change the way they prescribe analgesic drugs.

30.   The discovery has led to polymers that reduce static electricity, which can interfere with photographic film and computer screens.