... struc-ture and features such as unique tubular structure, largeaspect ratio, cheap and abundant availability, rich function-ality, good biocompatibility, and high mechanical strength,HNTs are attractive ... cheap, and abundantly available clay nanotubes could be used asnovel vectors in the promising application of genetherapy.Materials and methodsAll reagents used were a vaila ble commerci ally and ... and analyzed using a flowcytometer(SEDiva,BDFACSVantage,FranklinLakes, NJ, USA). A total of 1 × 105cells were collected and analyzed for each sample. Three replicates weredone for each sample....