Their results, published in the Feb. 9, 2009, online edition of the American Journal of Medical Genetics , claim that GTF2IRD1 contributes to visual-spatial overall performance while GTF2I is important in public behavior. These results illuminate the most complex aspects of being individual. ‘Identifying both of these genes is the pinnacle of many years’ work examining a huge selection of situations with Williams syndrome and developing techniques and analyses to find individual genes associated with behavior,’ says group head Julie R. Korenberg, M.D., Ph.D., professor and director of the Center for Integrated Neurosciences and Individual Behavior at the Brain Institute at the University of Utah and Salk Institute adjunct professor. Korenberg offers studied Williams syndrome for more than 15 years through a Program Project from NICHD called ‘Williams Syndrome: Linking Cognition, Brain and Gene.’ Collaborating on the behavioral areas of this disorder offers been Ursula Bellugi, director and professor of the Laboratory of Cognitive Neuroscience at the Salk Institute.The trial was accepted by each center’s ethics committee. All sufferers provided written informed consent. Randomization was to occur within 6 months after hospitalization for a cardiovascular cause. Patients who was not hospitalized for a cardiovascular cause within 6 months before the screening visit could be enrolled if the plasma level of B-type natriuretic peptide was at least 250 pg per milliliter or if the plasma level of N-terminal pro-BNP was at least 500 pg per milliliter in guys and 750 pg per milliliter in women. Important exclusion criteria were severe myocardial infarction, NYHA class III or IV heart failure, a serum potassium level exceeding 5.0 mmol per liter, around glomerular filtration rate of significantly less than 30 ml each and every minute per 1.73 m2 of body-surface area, a need for a potassium-sparing diuretic, and any other clinically significant, coexisting condition.