Contact angle differences

Young rats

Senescent rats

t-student

p

t-student

p

Rats treated with polyphenols

Catalase (GL = 22)

38.55

p < 0.001

49.86

p < 0.001

SOD (GL = 22)

0.29

NS

13.54

p < 0.001

Rats treated with zinc

Catalase (GL = 22)

94.15

p < 0.001

50.35

p < 0.001

SOD (GL = 22)

1.90

NS

12.31

p < 0.001