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Table 1 Queen microbiota: results by niche, chronological age, source and biological age

From: The queen’s gut refines with age: longevity phenotypes in a social insect model

Category, group, or OTUa

Abundanceb low or high

Percent change w/ agec

Wilcoxon rank sum testd

MANOVAe

F value

Pr ≥ F

Mouth

Lactobacillus firm5

H

+ 59

0.05

ns

*Lactobacillus firm4

L

+ 195

0.05

ns

Parasaccharibacter apium**

H

+ 341

0.05

ns

Acetobacteraceae Alpha2.1

H

− 97

ns

7.8

0.007

Snodgrassella alvi

L

+ 121

0.05

5.6

0.02

Delftia (Burkholderiales)

L

− 53

0.0009

12.4

0.0008

Midgut

Bifidobacterium asteroides**

L

+ 242

0.03

14.1

0.0004

Lactobacillus kunkeei**

H

+ 336

0.05

5.2

0.03

 *Acetobacteraceae Alpha2.1

L

− 79

0.03

ns

*Delftia (Burkholderiales)**

L

− 93

0.0009

26.2

< 0.0001

Ileum

Bifidobacterium asteroides**

H

+ 164

ns

5.9

0.02

Lactobacillus firm5**

H

+ 9

ns

ns

*Lactobacillus kunkeei

H

+ 248

ns

6.4

0.01

Acetobacteraceae Alpha2.1

H

− 90

0.005

7.1

0.01

*Parasaccharibacter apium

H

− 50

0.02

ns

*Snodgrassella alvi

H

+ 279

ns

11.42

0.001

*Gilliamella apicola**

L

− 69

0.05

ns

Delftia (Burkholderiales)**

L

− 94

0.0009

36.2

< 0.0001

Rectum

Bifidobacterium asteroides**

H

+ 212

0.005

15.5

0.0002

Lactobacillus firm5

H

− 33

0.03

9.3

0.004

Acetobacteraceae Alpha2.1

H

− 76

0.009

ns

*Parasaccharibacter apium**

H

− 78

0.04

11.7

0.001

*Snodgrassella alvi

L

+ 984

0.006

11.4

0.001

*Delftia (Burkholderiales)**

L

− 92

0.0009

35.7

< 0.0001

  1. aDependent variables are OTUs 1–9 normalized by community size (qPCR) and 16S rRNA gene copy number
  2. bLow abundance (L) = < 1% mean bacterial cell number by niche (Additional file 2: Table S2)
  3. cAverage percent change in bacterial cell number with age. We note that cell number loss cannot exceed 100%
  4. dWilcoxon rank sum test with FDR correction comparing normalized bacterial abundance by chronological age only (Additional file 5: Table S5)
  5. eIndependent variables are queen chronological age and source (df = 3, 59). Reports only F values for chronological age effects examining the top nine most abundant OTUs
  6. *Significant interaction effect of chronological age and source detected by the two-way MANOVA (Additional file 4: Table S4)
  7. **Significant MANCOVA result and Pearson correlation of bacterial abundance with biological age (Additional file 8: Table S8 and Additional file 9: Table S9)
  8. ns not significant