Inhibition of Endoplasmic Reticulum Stress by 4-Phenyl Butyric Acid Presents Therapeutic Effects on Periodontitis: Experimental Studies In Vitro and in Rats

Figure 4

Alizarin red staining. (a) P-PDLSCs were treated without or with 5 mM 4-PBA, and (b) H-PDLSCs treated in the absence or presence of 10 mg/l LPS or LPS in association with 5 mM 4-PBA for 28 days. The data represent (). , , .

(a)

(b)