1. Axel Ullrich - Principal Investigator

2. Helle Ulrich - Principal Investigator

3. T. Michael Underhill - Principal Investigator

4. James Uney - Principal Investigator

5. Ernst Ungewickell - Principal Investigator

6. Gokul Upadhyayula - Principal Investigator

7. Fumihiko Urano - Principal Investigator

8. Sinisa Urban - Principal Investigator

9. Karen Usdin - Principal Investigator

10. Marylka Yoe Uusisaari - Principal Investigator

11. Ratna Vadlamudi - Principal Investigator

12. Jim Vadolas - Principal Investigator

13. Christopher Vakoc - Principal Investigator

14. Raphael Valdivia - Principal Investigator

15. Ron Vale - Principal Investigator

16. Susana Valente - Principal Investigator

17. Vito Valiante - Principal Investigator

18. Mario Vallejo - Principal Investigator

19. Ludovic Vallier - Principal Investigator

20. Mario Vallon - Principal Investigator