Group Number of tumor nodules / lung % Inhibition of tumor nodules
Group 1: - -
Group 2: 157.66 ±2.81 -
Group 3: 156.66 ±1.03 -
Group 4: 52.33 ±4.63 a 66.80
Data are expressed as mean ±S.D. Group 2 Vs Group 4 [a – P ≤ 0.01]
Table 2: Effect of essential oil of Wedelia chinensis (Osbeck) in the percentage inhibition of lung tumor nodule formation.