EXHIBIT 10.13 Institute of Organic Chemistry and Rega Institute for Medical Research Biochemistry of the Academy of Sciences Katholieke Universiteit Leuven of the Czech Republic Minderbroedersstraat 10 Flemingovo nam.2 B-3000 Leuven 166 10 Praha 6...License Agreement • March 20th, 2001 • Gilead Sciences Inc • Biological products, (no disgnostic substances)
