[1] Department of Dermatology,
[2] University Clinic of Navarra,undefined
[3] School of Medicine,undefined
[4] P.O. Box 192,undefined
[5] 31080 Pamplona,undefined
[6] Spain e-mail: predondo@unav.es Tel. +34-48-255400; Fax +34-48-172294,undefined
[7] Department of Molecular Biology,undefined
[8] University Clinic of Navarra,undefined
[9] School of Medicine,undefined
[10] Pamplona,undefined
[11] Spain,undefined
[12] Department of Immunology,undefined
[13] University Clinic of Navarra,undefined
[14] School of Medicine,undefined
[15] Pamplona,undefined
[16] Spain,undefined