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. 2007 Nov 28;8:437. doi: 10.1186/1471-2164-8-437

Figure 10.

Figure 10

Growth and phenotypical appearance of Synechocystis sp. PCC 6803 cells grown in the presence of nitrate or L-arginine as sole N-source and with a light intensity of 50 μmol photons m-2 s-1 for 24, 48 or 72 hours.