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Table 3 Beta diversity analysis for various samples fed on different feeds

From: SalmoSim: the development of a three-compartment in vitro simulator of the Atlantic salmon GI tract and associated microbial communities

 

Fishmeal vs Fishmeal-free diets

Salmon

SalmoSim

Stable SalmoSim

UniFrac

Unweighted (0%)

0.001 ***

0.002 **

0.062

Generalised (50%)

0.001 ***

0.001 ***

0.251

Weighted (100%)

0.016 *

0.011 *

0.288

Bray–Curtis

0.008 **

0.001 ***

0.126

Jaccard

0.01 **

0.001 ***

0.053

Number of differentially abundant OTUs

18

32

28

  1. Table summarises different beta diversity analysis outputs calculated by using different distances—phylogenetic (unweighted, balanced, and weighted UniFrac) and ecological (Bray–Curtis and Jaccard)—between samples fed on Fishmeal or Fishmeal-free diets. Numbers represent p values, with p values < 0.05 identifying statistically significant differences between compared groups. The comparisons are shown for three different subset datasets: Salmon (containing sequenced samples from real salmon), All SalmoSim (containing all samples from SalmoSim system excluding inoculum), and Stable SalmoSim (containing samples only from stable time points: 16, 18, and 20 fed on Fishmeal (once bacterial communities adapted to SalmoSim system), and 36, 38, and 40 fed on Fishmeal-free diet (once bacterial communities adapted to feed change). The asterisks flag the levels of significance: one asterisk (*) for p values between 0.05 and 0.01, two asterisks (**) for p values between 0.01 and 0.001, and three asterisks (***) for p values below 0.001