Certainly. The tissue is tested extensively and is confirmed to be sterile. We use a certified laboratory to perform testing above and beyond what it is required to make sure there is no bacterial or viral contamination. These tests include HIV in three modalities; Hepatitis B and C; Toxoplasmosis; Citomegalovirus; Syphilis; Rubella and even Borrelia (Lyme Disease). Dr Gonzalez controls and monitors the whole process so there is no doubt he is going to provide only the best material with the best processes.