Table 2 The lactic acid content in fresh chyme along the gastrointestinal tract of Nile tilapia.

From: Exogenous enzymes and probiotics alter digestion kinetics, volatile fatty acid content and microbial interactions in the gut of Nile tilapia

Enzymes

CON

ENZ

SEM

P value

Probiotics

CON

PRO

CON

PRO

ENZ

PRO

ENZ*PRO

Lactate (mmol/L fresh digesta)

Stomach

0.25

0.08

0.28

0.18

0.08

ns

ns

ns

Proximal

0.43

0.38

0.25

0.28

0.06

*

ns

ns

Middle

0.33

0.39

0.24

0.20

0.04

**

ns

ns

Distal

0.29

0.32

0.20

0.20

0.03

*

ns

ns

  1. CON, no supplementation; ENZ, enzyme (effect) supplementation; PRO, probiotic (effect) supplementation; ENZ*PRO, interaction effect; ns, not significant, *P < 0.05, **P < 0.01.
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