Table 4.

Posttreatment MTT, neutral red uptake, and trypan blue assay in showing percent cell viability of four groups over the periods (24 h, 48 h, 72 h, and 96 h)

Group	24 h	48 h	72 h	96 h
A	81.00±2.31	87.33±1.45	92.67±1.76	100.33±1.33
B	86.67±2.60	91.00±2.31	95.00±1.15	97.00±1.15
C	102.00±2.89	99.00±1.73	97.33±0.67	97.67±1.33
D	105.00±1.73	101.00±2.31	97.67±0.67	97.67±0.88

MTT-3-(4, 5-dimethylthiazol-2-yl)-2,-diphenyl tetrazolium bromide