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. 2021 Sep 22;8:733352. doi: 10.3389/fnut.2021.733352

Table 3.

Effect of different ratios of cellulose and starch (C:S) on ruminal OBCFA synthesis (mg/g DM) during 24 h of incubation in vitro.

Time (h) iso-C15:0 anteiso-C15:0 C15:0 iso-C16:0 iso-C17:0 anteiso-C17:0 C17:0 TC15a TC17b TIFAc TAFAd TOCFAe TBCFAf OBCFAg
C:S = 0:100h 6 0.22 0.54 0.56 0.31 0.31 0.37 0.35 1.31 1.02 0.84 0.90 0.90 1.74 2.64
12 0.23 0.58 0.51 0.33 0.36 0.38 0.27 1.29 1.00 0.91 0.96 0.78 1.87 2.65
18 0.24 0.60 0.55 0.38 0.39 0.46 0.31 1.39 1.17 1.01 1.06 0.87 2.07 2.93
24 0.31 0.76 0.69 0.48 0.47 0.80 0.43 1.75 1.71 1.26 1.56 1.12 2.82 3.94
C:S = 25:75 6 0.19 0.43 0.33 0.25 0.32 0.30 0.32 0.95 0.94 0.76 0.73 0.65 1.49 2.14
12 0.21 0.56 0.42 0.26 0.33 0.35 0.25 1.19 0.92 0.80 0.90 0.66 1.71 2.37
18 0.24 0.64 0.62 0.34 0.41 0.49 0.33 1.50 1.24 0.99 1.13 0.95 2.13 3.07
24 0.30 0.75 0.59 0.42 0.45 0.64 0.40 1.64 1.48 1.17 1.39 0.99 2.56 3.55
C:S = 50:50 6 0.14 0.29 0.34 0.17 0.26 0.24 0.22 0.76 0.72 0.57 0.53 0.56 1.09 1.65
12 0.21 0.57 0.54 0.26 0.35 0.44 0.24 1.32 1.03 0.82 1.01 0.79 1.83 2.62
18 0.25 0.59 0.61 0.23 0.35 0.40 0.23 1.45 0.98 0.83 0.98 0.85 1.81 2.66
24 0.33 0.76 0.61 0.38 0.40 0.83 0.29 1.70 1.52 1.11 1.58 0.91 2.69 3.60
C:S = 75:25 6 0.18 0.40 0.32 0.18 0.32 0.25 0.23 0.91 0.81 0.68 0.66 0.55 1.34 1.89
12 0.28 0.71 1.03 0.30 0.35 0.34 0.27 2.01 0.95 0.92 1.04 1.30 1.96 3.26
18 0.37 0.76 1.10 0.25 0.41 0.31 0.31 2.24 1.04 1.03 1.08 1.42 2.11 3.52
24 0.37 0.82 1.04 0.33 0.44 0.35 0.44 2.24 1.24 1.15 1.18 1.48 2.32 3.81
C:S = 100:0 6 0.14 0.31 0.37 0.11 0.32 0.26 0.24 0.82 0.81 0.57 0.57 0.61 1.13 1.74
12 0.23 0.63 0.94 0.18 0.33 0.28 0.29 1.80 0.90 0.74 0.91 1.23 1.64 2.87
18 0.29 0.65 1.15 0.15 0.35 0.25 0.30 2.09 0.91 0.79 0.91 1.45 1.70 3.15
24 0.29 0.64 1.25 0.16 0.38 0.26 0.32 2.18 0.95 0.83 0.90 1.56 1.72 3.28
SEM 0.015 0.034 0.049 0.016 0.018 0.025 0.019 0.080 0.037 0.038 0.045 0.057 0.073 0.110
C:S <0.0001 <0.0001 <0.00011 <0.0001 0.0011 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001
P Time <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001
C:S × Time 0.0003 0.001 <0.0001 <0.0001 0.13 <0.0001 0.0006 <0.0001 <0.0001 0.01 <0.0001 <0.0001 <0.0001 <0.0001
Polynomial contrast-C:S Linear 0.11 0.44 <0.0001 <0.0001 0.02 <0.0001 0.0002 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 0.22
Quadratic 0.37 0.78 <0.0001 0.03 0.54 0.0002 0.001 0.001 0.54 0.32 0.02 <0.0001 0.05 0.04
Polynomial contrast-Time Linear <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001
Quadratic 0.27 0.0004 <0.0001 0.09 0.75 <0.0001 <0.0001 <0.0001 <0.0001 0.67 0.95 0.0005 0.79 0.08
a

TC15 = iso-C15:0 + anteiso-C15:0 + C15:0;

b

TC17 = iso-C17:0 + anteiso-C17:0 + C17:0;

c

TIFA = iso-C15:0 + iso-C16:0 + iso-C17:0;

d

TAFA = anteiso-C15:0 + anteiso-C17:0;

e

TOCFA = C15:0 + C17:0;

f

TBCFA = iso-C15:0 + iso-C16:0 + iso-C17:0 + anteiso-C15:0 + anteiso-C17:0;

g

OBCFA = iso-C15:0 + anteiso-C15:0 + C15:0 + iso-C16:0 + iso-C17:0 + anteiso-C17:0 + C17:0;

h

C:S = cellulose:starch.