Open Access

ARTICLE

Cyclic nucleotide phosphodiesterase inhibition increases tyrosine phosphorylation and hyper motility in normal and pathological human spermatozoa

ROBERTO YUNES, PEDRO FERNÁNDEZ, GUSTAVO F. DONCEL, ANÍBAL A. ACOSTA

The Jones Institute for Reproductive Medicine, Department of Obstetrics and Gynecology, Eastern Virginia Medical School, Norfolk, VA. USA.
Address correspondence to: Dr. Roberto Yunes. Area de Farmacología, Facultad de Ciencias Médicas, Universidad Nacional de Cuyo, CC 33, (5500) Mendoza, ARGENTINA. Fax: (+54-261) 449 4047. E-mail: ryunes@fcm.uncu.edu.ar