Table 2: Effects of green tea extract, EGCG, black tea extract, and theaflavins on the release of calcein-AM from F. nucleatum cells.

From: Tea polyphenols inhibit the growth and virulence properties of Fusobacterium nucleatum

CompoundCalcein-AM release
1 h3 h
Green tea extract (μg/ml)
 250297,616 ± 4,952879,478 ± 18,081
 125243,369 ± 6,469888,497 ± 28,797
 62.5170,951 ± 2,812785,010 ± 20,653
 31.25101,531 ± 2,337590,671 ± 18,437
EGCG (μg/ml)
 250322,657 ± 15,202888,821 ± 34,773
 125268,855 ± 10,228908,765 ± 33,533
 62.5198,635 ± 8,584853,987 ± 51,929
 31.25122,593 ± 4,639655,047 ± 22,622
Black tea extract (μg/ml)
 250641 ± 693114,663 ± 3,118
 125786 ± 1,05563,281 ± 5,986
 62.50 ± 036,223 ± 1,106
 31.250 ± 021,596 ± 2,864
Theaflavins (μg/ml)
 25072,752 ± 3,844897,622 ± 40,271
 12548,122 ± 1,923731,390 ± 10,143
 62.526,403 ± 1,092494,629 ± 21,680
 31.2511,270 ± 1,518299,153 ± 6,660