The IOD of MMP-9 and LOX-1 in the three groups (mean [SD]).

IOD: integral optical density, MMP-9: matrix metalloproteinase-9, LOX-1: lectin-like oxidized low density lipoprotein receptor-1.

#

: P<0.05,

*: P<0.01,

a

: compared with 0 week,

b

: compared with week 12;

c

: compared with group 1,

d

: compared with group 2.