Expression of Concern
This article is currently under investigation. We strongly recommend that this article is not cited until the investigation is completed.
Antitumor effect of poly lactic acid nanoparticles loaded with cisplatin and chloroquine on the oral squamous cell carcinoma
Figure 2.CDDP/CQ-PLA NPs reduces the viability. (A) Cell viabilities in CAL-27 using MTT assay. (B) Colony forming assays with a concentration of 40μg/mL. *P < 0.05. NC: PBS.