E.R.S. Roldan

Instituto de Bioquímica (CSIC-UCM), Facultad de Farmacia, Universidad Complutense, 28040-Madrid, Spain

Received 8/12/98 Accepted 9/30/98

Send correspondence to:

Dr E R S Roldan
Instituto de Bioquimica (CSIC-UCM)
Facultad de Farmacia
Universidad Complutense 28040-Madrid (Spain)

Tel:+34-91-394-1627
Fax: +34-91-394-1782
E-mail: roldane@eucmos.sim.ucm.es