K. A. Joiner - Yale University School of Medicine New Haven, Connecticut 06510-8056 and U42 Inserm Villenueve d'Ascq, France
C. J. M. Beckers - Yale University School of Medicine New Haven, Connecticut 06510-8056 and U42 Inserm Villenueve d'Ascq, France
D. Bermudes - Yale University School of Medicine New Haven, Connecticut 06510-8056 and U42 Inserm Villenueve d'Ascq, France
P. N. Ossorio - Yale University School of Medicine New Haven, Connecticut 06510-8056 and U42 Inserm Villenueve d'Ascq, France
J. C. Schwab - Yale University School of Medicine New Haven, Connecticut 06510-8056 and U42 Inserm Villenueve d'Ascq, France
J. F. Dubremetz - Yale University School of Medicine New Haven, Connecticut 06510-8056 and U42 Inserm Villenueve d'Ascq, France