1.   At the time, Sancar was studying an enzyme, found in many organisms, that repairs DNA and that is activated by blue light.

2.   Dr. Daniel E. Goldberg of Washington University in St. Louis studies the enzymes the parasite uses to degrade hemoglobin.

3.   She studied enzymes involved in the synthesis of nucleotides, the links in the helical chain that is deoxyribonucleic acid.

4.   Different enzymes will be studied to find the best and cheapest process.