ARTICLE II -- REPRESENTATIONS AND WARRANTIES OF THE COMPANYStock Purchase Agreement • May 17th, 1999 • Repligen Corp • Biological products, (no disgnostic substances) • Massachusetts
Exhibit 4.1 STOCK PURCHASE AGREEMENT THIS STOCK PURCHASE AGREEMENT (this "Agreement") is made this 30th day of April 1999 by and among Repligen Corporation, a Delaware corporation (the "Company"), and the investors named in the attached SCHEDULE I...Stock Purchase Agreement • May 17th, 1999 • Repligen Corp • Biological products, (no disgnostic substances) • Massachusetts
