Research Article

Curcumin and Other Polyphenolic Compounds in Head and Neck Cancer Chemoprevention

Figure 2

DNA damage (% tail DNA) caused by cigarette smoke condensate (CSC), after previous incubation with curcumin, epigallocatechin-3-gallate (EGCG), or both, on 1 day or on 4 days ( ; o = outlier value; α-level = 0.006).
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