Fig. 4 in Positive association between PTN polymorphisms and schizophrenia in Northeast Chinese Han population.

Fig. 4. Relative abundance (a) and cluster heatmap (b) of bacterial functional genes in different treatments based on pathway 3 of the KEGG database, and RDA analysis of soil physicochemical properties and bacterial functional genes (c). Different lowercase letters indicate significant differences (Tukey's test, p <0.05).