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Table 4: Superoxide anion scavenging activity of different fractions (R1, R2 and R3) of pet ether extract of Piper nigrum (PEPN) and butylated hydroxy toluene

Table 4: Superoxide anion scavenging activity of different fractions (R1, R2 and R3) of pet ether extract of Piper nigrum (PEPN) and butylated hydroxy toluene