Fig. 1From: Age-stratified comparative analysis of the differences of gut microbiota associated with blood glucose levelThe 2D PCoA plots of the stool microbiota of people from two age group and different glucose levels based on Bray-Curtis distance matrix. (a) Comparison between the ≥ 76 y age group and ≤ 75 y age group. (b) Comparison between the GLU normal group and GLU high groupBack to article page