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Table 10 Effect of the dietary inclusion of BSF meal on histopathological alterations of liver and gut of rainbow trout (n = 8)

From: Dietary inclusion of a partially defatted black soldier fly (Hermetia illucens) larva meal in low fishmeal-based diets for rainbow trout (Oncorhynchus mykiss)

  BSF0 BSF3 BSF6 BSF9 BSF12 BSF15 P-value
Liver
 Inflammation, median (IR) 0.5
(0.0–1.0)
0.0
(0.0–0.4)
0.0
(0.0–0.0)
0.0
(0.0–1.0)
0.0
(0.0–0.0)
0.0
(0.0–0.0)
0.057
 Degeneration, median (IR) 0.0
(0.0–0.4)
0.0
(0.0–0.5)
0.25
(0.0–1.0)
1.25
(0.5–1.9)
0.25
(0.0–1.0)
0.0
(0.0–1.0)
0.071
Gut
 Anterior, median (IR) 0.0
(0.0–0.0)
0.0
(0.0–0.5)
0.0
(0.0–0.9)
0.0
(0.0–0.0)
0.0
(0.0–0.8)
0.0
(0.0–0.0)
0.180
 Posterior, median (IR) 0.0
(0.0–0.8)
0.0
(0.0–0.0)
0.0
(0.0–0.0)
0.0
(0.0–0.0)
0.0
(0.0–0.0)
0.0
(0.0–0.0)
0.345
  1. Abbreviations: BSF Hermetia illucens, IR interquartile range