Treatment COPs (mg)
|
Control
|
pH 5.8
|
pH 6.7
|
pH 7.6
|
---|
7β-OH
|
Nd
|
nd
|
nd
|
nd
|
20α-OH*
|
0.51 ± 0.07a
|
0.43 ± 0.02ab
|
0.37 ± 0.01b
|
0.38 ± 0.06b
|
25-OH***
|
0.13 ± 0.01a
|
0.07 ± 0.01b
|
0.06 ± 0.00b
|
0.06 ± 0.02b
|
Triol***
|
0.02 ± 0.00a
|
n.d.b
|
n.d.b
|
n.d.b
|
α-epoxide
|
0.04 ± 0.01
|
0.03 ± 0.01
|
0.03 ± 0.01
|
0.03 ± 0.00
|
7-keto
|
Nd
|
nd
|
nd
|
nd
|
Total amount of COPs/cholesterol (%) **
|
1.40 ± 0.17a
|
1.06 ± 0.08b
|
0.91 ± 0.05b
|
0.95 ± 0.16b
|
-
7β-OH 7β-hydroxycholesterol, 20α-OH 7α-hydroxy-cholesterol, 25-OH 25-hydroxycholesterol, Triol Cholestanetriol, α-epoxide 5,6α-epoxycholesterol, 7-keto 7-ketocholesterol
-
*: P < 0.05, **: P < 0.01, ***: P < 0.001
-
a, b Means ± SE with different superscript in the same row differ significantly