Research Article

The Roles of Liver Inflammation and the Insulin Signaling Pathway in PM2.5 Instillation-Induced Insulin Resistance in Wistar Rats

Figure 1

Effect of PM2.5 exposure on systemic insulin resistance indicators in Wistar rats. Experiments were performed after PM2.5 instillation at different dosages or saline instillation (control) for 8 weeks. Values are shown as the of 12 rats/group. , and . (a) Fasting blood glucose (FBG), (b) fasting insulin (FINS), (c) hemoglobin A1c (HbA1c), (d) Homeostatic Model Assessment for Insulin Resistance (HOMA-IR), and (e) intraperitoneal glucose tolerance testing (IPGTT) curves. (f) The area under the curve (AUCglu).
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