Glycolic acid is an attractive raw material which is used as a dyeing and tanning agent in the textile industry, a flavoring agent and preservative in the food processing industry, and a skin care agent in the pharmaceutical industry. It is also utilized for the production of polyglycolic acid and other biocompatible copolymers. Glycolic acid can be isolated from natural sources, such as sugarc...

Abstract Incisional hernias in patients with bone defects are a real challenge. There is very little evidence of how to repairing them. Clinical Case 56-year-old patient. He underwent left external hemipelvectomy for osteosarcoma the iliac 2012 and nephrectomy 2013. The patient presents an inguinal right thigh root bulge progressive growth severe pain limited mobility. In past month, he was una...