Cytochemical characterization and ultrastructural organization in calluses of the agarophyte Gracilariopsis tenuifrons (Gracilariales, Rhodophyta) - Bouzon, Zenilda Laurita; Schmidt, Eder Carlos; Almeida, Ana Carolina de; Yokoya, Nair Sumie; Oliveira, Mariana C; Chow, Fungyi (Micron, 2011)