https://www.selleckchem.com/
Jacob's syndrome, also known as 47,XYY syndrome, is a rare genetic condition that occurs in about 1 out of 1000 male children. It belongs to a group of conditions known as "sex chromosome trisomies", with Klinefelter's syndrome being the more common type. This condition was initially discovered in the 1960s. Early studies performed on institutionalized men found that 47,XYY males were more likely to exhibit antisocial tendencies than those without this genotype. The median age of diagnosis is approximately 17 years, with many patients presenting due to infe