I would very much appreciate receiving detailed protocols for the isolation of Chlamy nuclei by centrifugation through Ficoll or sucrose gradients. Dr. Antonio Rodr=EDguez Franco Bioquimica y Biologia Molecular Facultad de Ciencias Universidad de Cordoba Av. S. Alberto Magno S/N Tfno/Phone:(34)957 211085 FAX: (34) 957 218606