Visualization of a circadian protein by immunogold labeling. Immunolocalization of nitrate reductase on the chloroplasts of the dinoflagellate gonyaulax polyedra - Stringher, C G; Ramalho, C B; Fritz, L; Colepicolo, Pio (Reuniao Anual da Sociedade Brasileira de Bioquimica e Biologia Molecular, 1994)