Fig. 3

The effect of age on region-specific intestinal microbiota alpha diversity in captive cynomolgus macaques. Alpha diversity is assessed using three metrics: A Chao1 index B Inverse Simpson’s index C Shannon’s index. Where the correlation between age and alpha diversity reaches statistical significance (p < 0.05) the p-value is displayed on the plot. D Duodenum, J Jejunum, I  Ileum, CCaecum, PC Proximal Colon, DC Distal Colon