* The Liposome Co., Inc., of Princeton, N.J., appointed Douglas Farrell director of investor relations.

* LJL BioSystems Inc., of Sunnyvale, Calif., appointed Larry Tannenbaum senior vice president and chief financial officer.

* Novavax Inc., of Columbia, Md., appointed to its scientific board Gary Evans, founder and CEO of Magnum Hunter Resources Inc.; Michael McManus, president and CEO of Misonix Inc.; and Denis O'Donnell, past president and chief operating officer of Novavax.

* Oxford Asymmetry International plc, of Abingdon, U.K., appointed John Peterson vice president of business development, North America, and Peter Seufer-Wasserthal, European business development manger.