The differences between the two groups of patients and the healthy volunteers were found to be significant according to a Mann-Whitney test - It is noteworthy that the plasma concentration of Ang II was extremely high in two patients from the prolonged viral shedders group, two women (49 years old and 54 years old, respectively) - without documented history of high blood pressure and anti-HT treatment. The gene discussed is AGT; the disease is hypertensive disorder.