1. Department of Plant Biology, Institute of Biology, University of Campinas—Unicamp, P.O. Box 6109, Campinas, SP 13083-970, Brazil
2. Laboratory of Environmental Nanotechnology, Institute of Science and Technology, São Paulo State University—UNESP, Sorocaba, SP 18087-180, Brazil
3. Department of Botany, Federal University of Santa Catarina—UFSC, Florianópolis, SC 88040-900, Brazil
4. LCME, Central Laboratory of Eletron Microscopy, Pro-rectory of Research, Federal University of Santa Catarina—UFSC, Florianópolis, SC 88040-900, Brazil
5. Department of Biochemistry and Tissue Biology, Nano-Cell Interactions Lab, Institute of Biology, University of Campinas—UNICAMP, P.O. Box 6109, Campinas, SP 13083-970, Brazil
6. Department of Animal and Plant Biology, State University of Londrina, PR 445, km 380, Londrina, PR 86047-970, Brazil