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Table 2 Effects of dietary tryptophan levels and diquat injection on the growth performance of the weaned piglets

From: The effect of dietary tryptophan levels on oxidative stress of liver induced by diquat in weaned piglets

Item - diquat + diquat SEM P
  Trp 0.18% Trp 0.30% Trp 0.45% Trp 0.18% Trp 0.30% Trp 0.45%   Trp diquat Trp × diquat
1-7 d (n = 12)
 ADG, g 227 287 278     28 0.09   
 ADFI, g 378 400 409     21 0.08   
 Feed efficiency, g feed/g gain 1.74a 1.43b 1.48b     0.12 < 0.05   
8-14 d (n = 6)
 ADG, g 288ab 346a 336a 141c 224abc 170bc 42 0.27 < 0.05 0.88
 ADFI, g 460ab 518a 512a 317c 427abc 368bc 43 0.17 < 0.05 0.79
 Feed efficiency, g feed/g gain 1.72b 1.58b 1.58b 2.50a 2.04ab 2.22ab 0.21 0.35 < 0.05 0.76
  1. +diquat, intraperitoneal injection diquat; − diquat, intraperitoneal injection of sterile 0.9% NaCl solution; Trp 0.18%, dietary tryptophan level 0.18%; Trp 0.30%, dietary tryptophan level 0.30%; Trp 0.45%, dietary tryptophan level 0.45%; ADG, average daily weight gain; ADFI, average daily feed intake.
  2. a, b, cMean values with unlike superscript letters were significantly different (P < 0.05).
  3. (Mean values with their pooled standard errors).