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Table 8 Jejunum morphological development of laying hens. Data are presented as means (SD)a

From: Effects of dietary phosphorous supplementation on laying performance, egg quality, bone health and immune responses of laying hens challenged with Escherichia coli lipopolysaccharide

NPP,% LPS Villi height, μm Crypt depth, μm Villi height / Crypt depth
0.12 2289c 409bc 5.74c
+ 2002b 339cd 6.11c
0.40 2196bc 312d 7.45b
+ 2231bc 426b 5.86c
SEM   41 14 0.16
Main effect means
 NPP
  0.12   2146 374 5.93c
  0.40   2215 376 6.57b
 LPS
  –   2248 366 6.50b
  +   2117 383 5.99c
P-value
 NPP   0.396 0.858 0.018
 LPS   0.117 0.387 0.048
 NPP × LPS   0.046 0.001 0.002
  1. aMeans were calculated on n = 5 replicates (one laying hens per replicate) per treatment
  2. b-dWithin comparisons, means in a column with no common superscripts differ significantly (P < 0.05)