Fig. 4From: Klebsiella pneumoniae in the intestines of Musca domestica larvae can assist the host in antagonizing the poisoning of the heavy metal copperViolin plot of Microbial Species Richness (A, B) and Species Diversity (C) indices of Musca domestica larvae exposed to different experimental groups (A) ACE index, (B) Chao1 index, (C) Shannon index. Abbreviations: Lb, Luria–Bertani medium; Cu, CuSO4; K, K. pneumoniae solution; CuK, mixed solution of K. pneumoniae and CuSO4; P, K. pneumoniae phage; CuP, mixed solution of K. pneumoniae phage and CuSO4. Asterisks indicate significant differences at *p < 0.05, **p < 0.01, ***p < 0.001,****p < 0.0001Back to article page