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DPPH• scavenging activity of ethanol (70%) extracts of Synechocystis salina LEGE 06099, Nodosilinea nodulosa LEGE 06102, Synechocystis salina LEGE 06155, Cyanobium sp. LEGE 07175 and Tychonema sp. LEGE 07196. Values are expressed as mean ± SD, n = 3.
