Fig. 2From: Evidence for liver energy metabolism programming in offspring subjected to intrauterine undernutrition during midgestationMetabolite profiling analysis of offspring livers. a-d Scatter plots of the PCA-X model based on all identified metabolite features of liver samples from the fetuses (a, positive mode; b, negative mode) and kids (c, positive mode; d, negative mode) in the control (C) or restricted (R) group, including the quality control (QC) samples. e The enriched KEGG pathways of the differential metabolites in the fetal liver. richFactor = the ratio of the number of differential metabolites to total metabolites in each pathwayBack to article page