Figure 5. changes of maternal body weight in pregnancy (exposure groups with oMWCNTs 20 mg/kg.bw, body weights were evaluated daily.

(A), first pregnant mice with exposure (first-oMWCNTs) and control groups (first-control). (B), second pregnant mice with exposure (second-oMWCNTs) and control groups (second-control). (C), fourth pregnant mice with exposure (fourth-oMWCNTs) and control groups (fourth-control). (D), the combination picture of first, second, and fourth pregnant mice during pregnancy with exposure to oMWCNTs (n = 10, all data represent means + s.e.m).