THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

Techne Corporation (TECH)

9/27/2005 Proxy Information

Mr. Lucas has been Vice Chairman and Senior Scientific Advisor to the board of Techne Corporation since 1995. He previously served as Chief Scientific Officer, Executive Vice President and Secretary of Techne from 1985 to 1995.

9/21/2004 Proxy Information

Mr. Lucas has been Vice Chairman and Senior Scientific Advisor to the board of Techne Corporation since 1995 and a director since 1985. He previously was Chief Scientific Officer, Executive Vice President and Secretary of Techne from 1985 to 1995.

9/23/2003 Proxy Information

Mr. Lucas has been Vice Chairman and Senior Scientific Advisor to the board of Techne Corporation since 1995 and a director since 1985. He has served as Chairman of Visual Circuits, a digital video company, since 1997, and director of ChemoCentryx, Inc. (of which Techne is a shareholder). He previously was Chief Scientific Officer, Executive Vice President and Secretary of Techne from 1985 to 1995.