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Table 2 Effects of diets supplemented with different additives on growth performance of early-weaned pigs (Mean values and standard deviations)

From: Recombinant porcine epidermal growth factor-secreting Lactococcus lactispromotes the growth performance of early-weaned piglets

 

Control

Antibiotic control

LL-EV

LL-pEGF

Initial weight (kg)

6.16 ± 0.38

6.27 ± 0.13

6.09 ± 0.19

6.06 ± 0.31

Final weight (kg)

8.37 ± 0.43a

8.91 ± 0.37ab

8.68 ± 0.36ab

8.95 ± 0.42b

ADG (g/day)

0-7 d

135.7 ± 21.8a

142.9 ± 31.9ab

172.5 ± 30.4ab

178.6 ± 26.7b

8-14 d

179.6 ± 27.4a

230.3 ± 42.4ab

203.6 ± 33.3ab

233.7 ± 44.9b

0-14 d

157.7 ± 25.4a

188.6 ± 31.1ab

184.3 ± 29.5ab

206.1 ± 27.1b

ADFI (g/day)

0-7 d

168.1 ± 31.7a

191.1 ± 44.3ab

215.9 ± 28.4b

217.1 ± 40.1b

8-14 d

246.6 ± 31.1

300.8 ± 38.0

295.5 ± 52.9

288.6 ± 34.9

0-14 d

207.3 ± 27.0a

250.0 ± 37.1b

255.6 ± 33.3b

252.9 ± 34.2b

ADFI/ADG

0-7 d

1.24 ± 0.12

1.39 ± 0.11

1.31 ± 0.30

1.22 ± 0.15

8-14 d

1.41 ± 0.32

1.31 ± 0.20

1.45 ± 0.04

1.26 ± 0.21

0-14 d

1.34 ± 0.25

1.34 ± 0.14

1.39 ± 0.15

1.23 ± 0.12

  1. N = 10.
  2. LL-EV, empty vector-expressing Lactococcus lactis group; LL-pEGF, pEGF-secreting Lactococcus lactis group; ADG, Average daily gain; ADFI, Average daily feed intake.
  3. a,bMeans with different superscripts in the same row indicate significant differences (P < 0.05).