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Table 1 Descriptive statistics, variance components and heritability by GBLUP for IMF deposition and composition in Nellore

From: Genome-wide association study for intramuscular fat deposition and composition in Nellore cattle

Trait

Terminology1

N

Mean ± SE2

Genetic variance

Residual variance

Total variance

h2 ± SE

IMF (%)

Intramuscular fat

382

2.77 ± 0.05

0.196

0.490

0.686

0.29 ± 0.16

C12:0 (mg/mg)

Lauric acid

374

0.07 ± 0.001

0.000039

0.00072

0.000761

0.05 ± 0.09

C14:0

Myristic acid

378

3.54 ± 0.03

0.0530

0.250

0.303

0.17 ± 0.11

C14:1 cis-9

Myristoleic acid

378

0.96 ± 0.01

0.0076

0.041

0.0486

0.16 ± 0.11

C15:0

Pentadecylic acid

378

0.80 ± 0.02

0.0

0.052

0.052

0 ± 0.06

C16:0

Palmitic acid

378

26.69 ± 0.15

0.6070

7.068

7.675

0.08 ± 0.10

C16:1 cis-9

Palmitoleic acid

378

3.31 ± 0.04

0.0640

0.354

0.418

0.15 ± 0.10

C17:0

Margaric acid

378

1.07 ± 0.009

0.0061

0.019

0.0251

0.24 ± 0.15

C17:1

Heptadecenoic acid

378

0.58 ± 0.007

0.0024

0.009

0.0114

0.20 ± 0.12

C18:0

Stearic acid

378

14.98 ± 0.14

1.3380

5.348

6.686

0.20 ± 0.12

C18:1 cis-9

Oleic acid

378

37.46 ± 0.22

2.0720

10.826

12.898

0.16 ± 0.11

C18:1 cis-11

Cis-Vaccenic acid

378

2.98 ± 0.05

0.0850

0.357

0.442

0.02 ± 0.09

C18:1 cis-12

Cis-12 Octadecenoic

377

0.91 ± 0.02

0.0030

0.034

0.037

0.09 ± 0.10

C18:1, cis-13

Cis-13 Octadecenoic

377

0.58 ± 0.008

0.0

0.021

0.021

0 ± 0.06

C18:1 cis-15

Cis-15 Octadecenoic

377

0.06 ± 0.002

0.0

0.0005

0.0005

0 ± 0.06

C18:1 trans-6, 7, 8

Trans-6,7,8 Octadecenoic

378

0.18 ± 0.004

0.0007

0.0055

0.0062

0.11 ± 0.09

C18:1 trans-10, 11, 12

Trans-10,11,12 Octadecenoic

378

1.07 ± 0.02

0.0236

0.0926

0.1162

0.20 ± 0.12

C18:1 trans-16

Trans-16 Octadecenoic

377

0.14 ± 0.003

0.0

0.0023

0.0023

0 ± 0.09

C18:2 cis-9 cis-12 n-6

Linoleic acid

377

1.60 ± 0.03

0.0340

0.239

0.273

0.12 ± 0.10

C18:2 cis-9 trans-11

Vaccenic acid

377

0.21 ± 0.003

0.0001

0.0026

0.0027

0.04 ± 0.09

C18:2 trans-11 cis-15

Octadecenoic acid

374

0.07 ± 0.001

0.00007

0.0004

0.00047

0.13 ± 0.11

C18:3 n-6

α-Linolenic acid

377

0.06 ± 0.001

0.00008

0.0002

0.00028

0.24 ± 0.13

C18:3 n-3

γ-Linolenic acid

376

0.16 ± 0.005

0.00026

0.0017

0.00196

0.13 ± 0.11

C20:1

Eicosanoic acid

374

0.11 ± 0.002

0.00013

0.0014

0.00153

0.09 ± 0.10

C20:2

Eicosadienoic acid

306

0.01 ± 0.0003

0.0

0.00004

0.00004

0 ± 0.08

C20:3 n-6

Eicosatrienoic acid

373

0.11 ± 0.003

0.00018

0.00235

0.00253

0.07 ± 0.09

C20:4 n-6

Arachidonic acid

377

0.36 ± 0.008

0.00221

0.0235

0.0251

0.09 ± 0.10

C20:5 n-3 (EPA)

Eicosapentaenoic acid

376

0.08 ± 0.002

0.00005

0.00135

0.00139

0.04 ± 0.09

C22:5 n-3 (DPA)

Docosapentaenoic acid

377

0.17 ± 0.003

0.00047

0.00387

0.00434

0.11 ± 0.10

C22:6 n-3 (DHA)

Docosahexaenoic acid

364

0.03 ± 0.001

0.00003

0.00018

0.00021

0.13 ± 0.10

SFA3

Sum of saturated FA

377

47.23 ± 0.23

1.960

15.00

16.960

0.11 ± 0.09

MUFA3

Sum of monounsaturated FA

377

48.34 ± 0.23

2.367

14.963

17.33

0.14 ± 0.10

PUFA3

Sum of polyunsaturated FA

377

2.87 ± 0.04

0.097

0.547

0.644

0.15 ± 0.10

n-34

Sum of omega-3

377

0.44 ± 0.09

0.00034

0.0016

0.00194

0.17 ± 0.11

n-64

Sum of omega-6

377

2.13 ± 0.04

0.00055

0.0031

0.00365

0.15 ± 0.11

PUFA:SFA

Ratio of PUFA to SFA

377

6.08 ± 0.003

0.0623

0.41

0.4723

0.13 ± 0.10

n-6:n-3

Ratio of n-6 to n-3

377

4.84 ± 0.11

0.00395

0.0231

0.02705

0.14 ± 0.10

AI5

Atherogenic index

377

0.82 ± 0.05

0.03943

1.0784

1.11783

0.03 ± 0.09

  1. 1IUPAC Compendium of Chemical Terminology.
  2. 2SE Standard error.
  3. 3MUFA, PUFA and SFA were the total of all monounsaturated, polyunsaturated and saturated fatty acids, respectively.
  4. 4n-3 and n-6 were total of omega 3 and 6 fatty acids.
  5. 5Atherogenic index = [12:0 + 4(14:0) + 16:0]/(SFA + PUFA).