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Table 1 Fatty acids composition of whole HT29 cells

From: Omega 3 fatty acids chemosensitize multidrug resistant colon cancer cells by down-regulating cholesterol synthesis and altering detergent resistant membranes composition

 

CTRL

AA

DHA

EPA

C16:0

30.131 ± 2.328

28.882 ± 2.166

30.803 ± 2.728

29.952 ± 3.450

C16:1

10.990 ± 1.086

8.669 ± 0.877

9.091 ± 1.042

7.308 ± 1.693

C18:0

13.155 ± 0.842

12.327 ± 0.595

12.052 ± 1.093

13.176 ± 1.604

C18:1

29.677 ± 1.260

30.412 ± 1.259

29.317 ± 2.910

26.824 ± 2.418

C18:2

4.003 ± 0.547

2.753 ± 0.221

2.612 ± 0.322

2.681 ± 0.317

C18:3 ω -3

0.513 ± 0.143

1.125 ± 0.202*

0.565 ± 0.073

0.723 ± 0.112

C18:3 ω -6

0.416 ± 0.060

0.129 ± 0.020*

0.176 ± 0.038*

0.131 ± 0.240

C20:3

1.222 ± 0.176

0.814 ± 0.035

0.833 ± 0.060

0.791 ± 0.031

C20:4 (AA)

6.032 ± 1.164

11.394 ± 1.177**

3.687 ± 0.332*

3.594 ± 0.344*

C20:5 (EPA)

1.536 ± 0.337

1.071 ± 0.220

1.638 ± 0.097

11.570 ± 2.685**

C22:5

0.743 ± 0.126

0.706 ± 0.123

0.886 ± 0.101

1.561 ± 0.306**

C22:6 (DHA)

1.760 ± 0.380

1.716 ± 0.350

8.339 ± 2.375**

1.689 ± 0.300

SFA a

43.285 ± 2.860

41.209 ± 2.345

42.855 ± 3.196

43.128 ± 4.836

MUFA b

40.667 ± 1.579

39.081 ± 1.561

38.409 ± 3.640

34.132 ± 3.632

ω -6

8.990 ± 0.759

15.091 ± 1.196**

7.308 ± 0.629

7.197 ± 0.608

ω -3

4.553 ± 0.738

4.620 ± 0.643

11.429 ± 2.477**

15.543 ± 3.073**

ω -6/ ω -3

2.386 ± 0.307

3.371 ± 0.295

0.748 ± 0.172**

0.513 ± 0.095**

Fold increase c

 

3.008

6.634

11.209

  1. HT29 cells were left untreated (CTRL) or treated with AA, DHA, EPA (50 μM for 48 h).
  2. aSFA: saturated fatty acids; bMUFA: mono-unsaturated fatty acids.
  3. cFold increase: AA, DHA or EPA in treated cells versus AA, DHA or EPA in untreated cells, respectively.
  4. Data are presented as percentage of total fatty acids, mean ± SE (n = 3). Significance versus CTRL: *p < 0.05; **p < 0.01.