Fig. 3
From: Prenatal and maternal study of halloysite toxicity in pregnant rats

Effect of administration of halloysite to pregnant rats during days 0–19 on fetuses delivered on day 20 of pregnancy. Results expressed as mean ± SE performed by one-way ANOVA followed by post hoc Tukey test. a, & b letters indicate a significant difference at P < 0.05, while similar letters indicate no significance. C: Control fetuses’ group. HI: Intranasal-treated dams halloysite fetuses’ group. HO: Oral-treated dams halloysite fetuses’ group.