Page 107 - 79_04

Reduction
in
mitochondrial
membrane
peroxidizability
index…

Table
4.-­-
Fatty
acyl
composition
(mol
%)
of
total
lipids
of
the
heart
mitochondria
from
control
and

atenolol
treated
Wistar
rats.

CONTROL
ATENOLOL

14:0
1.29±0.05
1.23±0.05

16:0
24.77±0.77
24.61±0.70

16:1n-­-7
1.14±0.05
1.18±0.04

18:0
25.45±0.22
24.28±0.22**

18:1n-­-9
14.29±0.31
14.65±0.24

18:2n-­-6
10.89±0.55
15.51±0.65***

18:3n-­-3
0.39±0.01
0.41±0.03

18:4n-­-3
0.13±0.01
0.13±0.01

20:0
0.18±0.01
0.18±0.01

20:1n-­-9
0.28±0.05
0.23±0.03

20:2n-­-6
0.93±0.03
1.01±0.03

20:3n-­-6
0.76±0.02
0.84±0.03

20:4n-­-6
11.61±0.48
10.16±0.26*

20:5n-­-3
0.14±0.01
0.15±0.01

22:0
0.24±0.02
0.19±0.01**

22:4n-­-6
0.34±0.03
0.23±0.02**

22:5n-­-6
0.35±0.03
0.20±0.01***

22:5n-­-3
1.04±0.05
0.88±0.04*

22:6n-­-3
5.52±0.43
3.69±0.15***

24:0
0.24±0.01
0.20±0.01**

ACL
18.02±0.04
17.90±0.02*

SFA
52.17±0.97
50.69±0.89

UFA
47.82±0.97
49.30±0.89

MUFA
15.71±0.37
16.06±0.29

PUFA
32.11±1.24
33.24±0.76

Values
are
means
±
SEM
from
8
different
samples.
ACL,
acyl
chain
length,
SFA,
saturated
fatty
acids,

UFA
unsaturated
fatty
acids,
MUFA,
monounsaturated
fatty
acids,
PUFA
polyunsaturated
fatty
acids.

Asterisks
represent
significant
differences
between
the
control
and
the
atenolol
group.
*
P<0.05,
**

P<0.01,
***
P<0.001.

623