Mobility measurement by analysis of fluorescence photobleaching recovery kinetics Axelrod, D. ; Koppel, D. ; Schlessinger, J. ; Elson, E. ; Webb, W. Abstract Publication: Biophysical Journal Pub Date: September 1976 DOI: 10.1016/S0006-3495(76)85755-4 Bibcode: 1976BpJ....16.1055A