of green tea (Camellia sinensis) may provide protection against chronic
diseases, including cancer. Green tea polyphenols are believed to be
responsible for this cancer preventive effect, and the antioxidant activity of
the green tea polyphenols has been implicated as a potential mechanism. This
hypothesis has been difficult to study in vivo due to metabolism of
these compounds and poor understanding of the redox environment in vivo.
Green tea polyphenols can be...