objective(s): the current study reports the production and biocompatibility evaluation of a ternary nanocomposite consisting of ha, pla, and gelatin for biomedical application.materials and methods: hydroxyapatite nanopowder (ha: ca10(po4)6(oh)2) was produced by burning the bovine cortical bone within the temperature range of 350-450 oc followed by heating in an oven at 800. synthesis of the te...

Background. Polylactic-co-glycolic acid and zinc oxide (PLGA-ZnO) nanocomposite has been investigated for its antibacterial properties, which could be beneficial adding to wound dressings after periodontal surgery. However, cytotoxicity against human gingival fibroblasts (HGFs) remains unclear should evaluated. Methods. ZnO nanoparticles were synthesized using the hydrothermal method. These met...

conclusions after paravertebral implantation of rifapentine polylactic acid sustained-release microspheres, the concentration of rifapentine in local vertebral bone tissues was maintained above the tb minimum inhibitory concentration for up to 60 days with no apparent accumulation of the drug in other tissues. methods this study is a basic animal experimental study that began on july 17, 2014 i...

Background: Comedone formation has an essential role in pathophysiology of acne, therefore destroying of comedones and preventing of comedone formation is very important in acne treatment. Objective: To determine the effect of superficial peeling with 70% glycolic acid in the improvement of acne. Patients and Methods: In this open clinical trial without control group, 30 patients with acn...