Institution: | a Department of Physiological Sciences, Federal University of São Carlos - UFSCar, Via Washington Luís, Km 235, 13565-905 São Carlos, São Paulo, Brazil b Institute of Oceanography, Cyanobacterial Research Unit, Federal University of Rio Grande - FURG, Avenida Italia, Km 8, 96201-900 Rio Grande, Rio Grande do Sul, Brazil |